Dell D220P 01 Power Supply Pinout
The Dell D220P-01 is a power supply unit (PSU) commonly used in various Dell systems. Understanding the pinout of this PSU is crucial for users who want to connect it to different motherboards or devices, especially in custom or refurbished computer builds. The D220P-01 power supply is a 220-watt unit, and its pinout is essential for ensuring compatibility and safe operation.
Before we list the pins, understanding why the pinout is unique is crucial. A standard ATX connector has distinct colors (Orange 3.3V, Red 5V, Yellow 12V, Black Ground, and a Green PS-ON). The Dell D220P-01 abandons the color code entirely.
Key Differences:
If you plug a standard ATX connector into a Dell motherboard that expects this pinout, you will likely short 12V to ground. Conversely, if you adapt this PSU for a standard PC, you must re-pin the connector.
To use this PSU in a standard PC, you need a 20-pin to 20-pin adapter. Do not just use a straight-through cable. Map the Dell pinout to the standard ATX pinout:
| Dell Pin | Dell Signal | -> | ATX Pin | ATX Signal | | :--- | :--- | :--- | :--- | :--- | | 1,2,15,16,17,19 | Ground | -> | 3,5,7,13,15,16,17 | Ground | | 3,4,5,20 | +5V | -> | 4,6,19,20 | +5V | | 9,10 | +12VA | -> | 10,11,12 | +12V | | 12,13,14 | +3.3V | -> | 1,2,11 | +3.3V | | 11 | 3.3V Sense | -> | (Not on ATX) | Leave unconnected OR tie to +3.3V | | 18 | PS_ON# (Green) | -> | 14 (Green) | PS_ON# | | 8 | PWR_OK (Gray) | -> | 8 (Gray) | PWR_OK | | 7 | +5VSB (Red/Black) | -> | 9 (Purple) | +5VSB | | 6 | +12VB | -> | Not used | (Drive rail only) |
The critical step: On the ATX side, you have no dedicated sense pin. You must solder a jumper on the adapter board between the Dell’s Pin 11 (Brown) and any +3.3V line (e.g., Dell Pin 12 Purple). Failure to do this results in 3.3V drifting to 3.8V or higher, frying chipsets and RAM.
The Dell D220p 01 power supply unit is a robust component designed to provide reliable power to Dell systems. Understanding its pinout is essential for ensuring that power is correctly distributed to all components, supporting system stability and performance. Whether for custom builds, repairs, or upgrades, having a comprehensive understanding of the PSU's pinout and its functionalities is invaluable. As technology continues to evolve, the principles of understanding and working with PSU pinouts remain a fundamental skill for both enthusiasts and professionals in the computing world.
Dell D220P-01 (DA-2 series) power supply uses a proprietary 8-pin connector to deliver 220W (or 216W) at 12V and 18A. This power supply is commonly used for Dell Optiplex Ultra Small Form Factor (USFF) desktops and is a popular choice for powering DIY external graphics card (eGPU) setups due to its high amperage. Pinout Configuration
Looking at the female receptacle with the clip fastener on the bottom, the pin assignments are generally as follows: Pin Number Assignment Common Wire Color Reserved / cap V sub 0 positive 12 cap V cap V sub 0 positive 12 cap V cap V sub 0 positive 12 cap V cap V sub 0 Remote (Signal) Scribd Wiring Spec Key Features Remote Power On:
To activate the power supply, Pin 5 (Remote/Signal) must be shorted to a Ground pin (Pins 6, 7, or 8). Mechanical Compatibility Warning:
The 8-pin connector is mechanically similar to an 8-pin EPS12V connector but is not electrically compatible
. Plugging it directly into a standard motherboard can cause permanent damage. Safety Protections:
Includes built-in safeguards such as Over-Voltage Protection (OVP), Over-Current Protection (OCP), Short-Circuit Protection (SCP), and Over-Temperature Protection (OTP). Status Indicator:
Features a LED light that typically turns from orange (standby) to green when the remote signal is successfully shorted and power is active. Are you planning to use this power supply for a standard Dell desktop custom eGPU project Dell D220P-01 Power Supply Pinout Guide | PDF - Scribd
Dell D220P 01 Power Supply Pinout Report
Introduction
The Dell D220P-01 is a power supply unit (PSU) commonly used in various Dell systems. This report provides detailed information on the pinout configuration of the power supply.
Pinout Configuration
The Dell D220P-01 power supply has a standard ATX pinout configuration, with some modifications. The pinout is as follows:
ATX Power Connector (P1)
| Pin | Signal Name | Description | | --- | --- | --- | | 1 | PS_ON | Power switch (active low) | | 2 | - | Not connected | | 3 | - | Not connected | | 4 | +5V | +5V power output | | 5 | - | Not connected | | 6 | +5V | +5V power output | | 7 | - | Not connected | | 8 | PW_OK | Power OK (active high) | | 9 | - | Not connected | | 10 | +5VSB | Standby +5V power output | | 11 | - | Not connected | | 12 | - | Not connected | | 13 | +3.3V | +3.3V power output | | 14 | +3.3V | +3.3V power output | | 15 | +5V | +5V power output | | 16 | PG | Power good (active high) | | 17 | - | Not connected | | 18 | - | Not connected | | 19 | +5V | +5V power output | | 20 | - | Not connected | | 21 | +12V | +12V power output | | 22 | +12V | +12V power output | | 23 | +5V | +5V power output | | 24 | - | Not connected |
SATA Power Connectors (P2, P3, P4)
| Pin | Signal Name | Description | | --- | --- | --- | | 1 | +5V | +5V power output | | 2 | +5V | +5V power output | | 3 | +12V | +12V power output | | 4 | GND | Ground | | 5 | GND | Ground | | 6 | GND | Ground | | 7 | +12V | +12V power output | | 8 | +5V | +5V power output |
Other Connectors
The Dell D220P-01 power supply also features other connectors, including:
Specifications
Conclusion
The Dell D220P-01 power supply is a reliable and efficient unit designed for use in various Dell systems. Its pinout configuration follows the standard ATX layout, with some modifications. This report provides detailed information on the power supply's connectors and pinout, which can be useful for system administrators and enthusiasts planning to use or modify this power supply.
The Dell D220P-01 (often referred to as the DA-2 series) is a popular 220W power supply brick originally designed for ultra-small form factor (USFF) Dell Optiplex systems like the Optiplex 745, 755, and SX280. Because it provides a substantial 12V at 18A in a compact, fanless package, it is widely used by hobbyists for eGPU setups, LED strips, and bench power supplies. Dell D220P-01 8-Pin Connector Pinout
The D220P-01 uses a proprietary 8-pin connector that is mechanically similar to an 8-pin EPS12V motherboard connector but uses a completely different electrical layout.
Important: Never plug this directly into a standard motherboard 8-pin header without modification, as it will likely cause a short circuit or permanent damage. Connector Pin Mapping (Female Receptacle View)
When looking at the female receptacle (on the device side) with the clip/fastener at the bottom, the pins are typically numbered and assigned as follows: Pin Number Description Typical Wire Color 1 +12V 12V DC Output (Rail 1) White / Red 2 +12V 12V DC Output (Rail 2) 3 +12V 12V DC Output (Rail 3) 4 Reserved Logic/Sense (Not usually used) Red / Black 5 Remote (PS_ON) Connect to Ground to Turn On 6 GND Ground / Negative (-) 7 GND Ground / Negative (-) 8 GND Ground / Negative (-) Source: Scribd Wiring Spec, Pinouts.ru. How to Power On the Unit
Unlike standard ATX power supplies that use a green wire for "Power On," the D220P-01 requires a specific signal connection to activate its 12V rails.
Identify the Signal Pin: In many variants, Pin 5 (Remote/Blue) must be shorted to any of the Ground pins (6, 7, or 8) to switch the unit from standby to active mode. Dell D220p 01 Power Supply Pinout 2
LED Indicator: When the power supply is plugged in but not "on," the LED on the brick is typically Orange (Standby). Once Pin 5 and Pin 6 are shorted, the LED should turn Green, indicating that 12V is now present on Pins 1, 2, and 3.
Alternative Wiring: Some users report that twisting the blue wire with a black ground wire is the simplest way to enable output for DIY projects. Technical Specifications Dell D220P 01 Power Supply Wiring
Dell D220P-01 (part of the DA-2 Series ) is a 220W external power supply used primarily for Ultra Small Form Factor (USFF) Dell Optiplex systems like the SX280, GX620, and 700-series. Technical Specifications 100–240V AC, ~4A, 50–60Hz. 12V DC at 18A (Total ~216–220W). Connector: Proprietary 8-pin Molex-style plug (4.20mm pitch). 8-Pin Connector Pinout The following pinout describes the female receptacle
(viewed from the front, with the plastic clip on the bottom). Wire Color Signal/Description Remote + / Reserved Often unused or high-impedance sense. Main power output. Main power output. Main power output. Remote Ground / ON Shorting this to GND (Pin 6) turns the PSU on. Ground (-) Power and signal return. Ground (-) Power and signal return. Ground (-) Power and signal return. Note on Activation:
To use this PSU for custom projects (like powering an eGPU), you must bridge Pin 5 (Remote) Pin 6 (Ground)
. This changes the status LED from amber (standby) to green (active) and enables the 12V output. Wiring & Modification Guides eGPU Power:
Enthusiasts often split this plug into standard 6-pin or 8-pin PCIe connectors. Warning: Never plug this directly into a standard PC motherboard (EPS12V), as the voltages are reversed and will cause damage. Custom Projects:
If cutting the cable, you will typically find 3 white wires (+12V), 3 black wires (GND), 1 blue wire (Remote), and 1 red wire (Sense/Reserved). Mechanical Compatibility: The plug is mechanically similar to an 8-pin EPS12V connector but is electrically unique.
Dell D220P-01 (part of the DA-2 series) is a 216W external power brick providing 12V at 18A. It uses a proprietary 8-pin connector that is mechanically similar to an 8-pin EPS/PCIe connector but has a completely different and incompatible electrical pinout. CPU Medics Connector Pinout Specifications The following pinout is for the female receptacle
as seen from the front, with the clip/fastener at the bottom: Pin Number Wire Color (Internal) Reserved / Remote + +12V Output +12V Output +12V Output Remote Ground / PS_ON Ground (GND) Ground (GND) Ground (GND) Operational Details Power Activation:
To turn the power supply on manually (for DIY projects or testing), you must short Pin 5 to Ground
(typically Pin 6). When successfully jumpered, the LED on the brick will change from orange (standby) to green (active). Compatibility: This unit was originally designed for Dell Optiplex Ultra Small Form Factor (USFF)
models, including the SX280, GX620, 745, 755, and 760 series. Safety Warning:
plug this directly into a standard 8-pin PCIe or EPS motherboard header. The voltages are reversed compared to standard ATX specifications, which can lead to immediate hardware failure or fire. Modifications:
For high-current usage (near the 18A limit), it is recommended to join all three +12V wires together and all three Ground wires together to prevent individual thin wires from overheating. specific DIY applications for this power supply? Dell D220P-01 Power Supply Pinout Guide | PDF - Scribd
The Dell D220P-01 is a highly sought-after external power brick, originally designed for the Dell OptiPlex SX280 and GX620 ultra-small form factor PCs. Because it delivers a substantial 220 watts of power at 12V, it has become a staple for hobbyists looking to power radio equipment, LED strips, or DIY electronics.
Understanding the pinout of the unique 8-pin "Y" connector is essential for safely adapting this unit for custom projects. The Dell D220P-01 Connector Overview
The power supply uses a proprietary 8-pin connector. Looking at the face of the plug (the side that connects to the computer), the pins are arranged in two rows of four. The physical layout often features a notch or a specific orientation to ensure it only fits into compatible Dell hardware. Detailed Pinout Configuration
To identify the pins, orient the plug so the locking clip or guide notch is facing upward. We will number them 1 through 4 on the top row (left to right) and 5 through 8 on the bottom row (left to right).
Pins 1, 2, and 3: These are the +12V DC output rails. They provide the main power to your device.
Pins 5, 6, and 7: These are the GND (Ground) pins, completing the circuit for the 12V rails.
Pin 4 (Remote/PS-ON): This is the control pin. To turn the power supply on, this pin must be shorted to Ground (GND).
Pin 8 (Status/Signal): This pin is typically used for "Power Good" signaling or sensing by the Dell motherboard. In most DIY scenarios, it remains unused. Technical Specifications
Before beginning a conversion, keep these electrical ratings in mind to avoid overloading the unit: Input Voltage: 100-240V AC (Auto-switching) Output Voltage: 12V DC Max Current: 18.0 Amps Total Power: 216 Watts (Nominal 220W) Efficiency: High-efficiency switching design How to Power On Without a PC
The Dell D220P-01 will not output 12V power simply by plugging it into a wall outlet. It requires a "turn-on" signal, just like an internal ATX power supply. Locate Pin 4 (the Remote/PS-ON wire). Locate any Ground pin (Pins 5, 6, or 7).
Connect a jumper wire or a toggle switch between Pin 4 and Ground.
Once the connection is made, the internal fan should spin up, and you will measure 12V across the power pins. Safety and Conversion Tips
🚀 Join Multiple WiresSince 18 amps is a high current load, do not rely on a single +12V wire. Solder all three +12V wires together and all three Ground wires together to distribute the load and prevent the wires from overheating.
⚠️ Check the ColorsWhile Dell usually follows standard conventions (White or Red for +12V, Black for Ground, Blue or Green for Remote), wire colors can vary by manufacturing batch. Always verify your pinout with a multimeter before connecting your expensive equipment.
Ventilation MattersThe D220P-01 is a fan-cooled unit. Ensure the intake and exhaust vents are not obstructed when mounting it in a custom enclosure or under a desk.
If you need help identifying the wire colors for your specific revision or want a wiring diagram for a 12V conversion, let me know!
The Dell D220P-01 power supply is a reliable unit, but like any PSU, its performance and compatibility depend on correct usage and matching with system components. Always cross-reference the pinout and specifications with the requirements of your devices to ensure a safe and stable operation. If you're unsure, consulting the manufacturer's documentation or support resources is recommended.
The Dell D220P-01 Go to product viewer dialog for this item.
(often referred to as the DA-2 series) is a robust 220W external power supply primarily designed for ultra-small form factor (USFF) systems like the Dell OptiPlex SX280 and GX620. Unlike standard ATX power supplies, it delivers a steady 12V output at 18A through a proprietary 8-pin connector, making it a favorite for DIY enthusiasts building eGPUs or LED displays. Technical Specifications Input Voltage: 100-240V AC, 50-60Hz.
Output Rating: 12V DC at 18A, providing roughly 216W to 220W of total power. Dell D220P 01 Power Supply Pinout The Dell
Protection Features: Includes OVP (Over Voltage), OCP (Over Current), SCP (Short Circuit), and OTP (Over Temperature) protections. Connector: Proprietary 8-pin DIN-style plug (DA-2 style). 8-Pin Connector Pinout
According to technical documentation and multimeter testing, the 8-pin female receptacle (viewed head-on with the clip at the bottom) typically follows this configuration: Pin Number Wire Color (Internal) 1 Remote + (Sense/Reserved) 2 3 4 5 Remote (Signal/Power On) 6 Ground (GND) 7 Ground (GND) 8 Ground (GND) Operational Note: "Power On" Mechanism Go to product viewer dialog for this item.
does not output full power immediately upon being plugged in. To activate the 12V output (changing the status LED from orange to green), the Remote Signal (Pin 5) must be shorted to Ground (Pin 6). Warnings and Compatibility
EPS Compatibility: While the connector is mechanically similar to an 8-pin EPS12V plug, they are not electrically compatible. Plugging a
directly into a standard motherboard can cause catastrophic failure or fire due to reversed polarity.
Modifications: For DIY use, many users cut the cable to access the internal wires. For high-current applications (over 6A), it is recommended to join multiple wires of the same type (e.g., all three whites for positive) to handle the 18A load safely.
Are you planning to use this power supply for a standard Dell desktop or a custom DIY project like an eGPU? Dell D220P 01 Power Supply Wiring
The Dell D220P-01 (also known as the DA-2 series) is a 220W, 12V/18A power adapter originally designed for Dell Optiplex Ultra Small Form Factor (USFF) systems. It uses a proprietary 8-pin connector rather than a standard EPS or ATX layout. Pinout Configuration (8-Pin Proprietary)
Looking at the female receptacle (front view), the pinout is generally reported as follows: Wire Color 1 Remote / PS-ON (Must be shorted to Ground to turn on) 2 Ground (GND) 3 Ground (GND) 4 Ground (GND) 5
Remote Ground / Sense (often connected to Pin 1 for startup) 6 +12V DC Output 7 +12V DC Output 8 +12V DC Output Key Modification Notes
Activation: To enable the 12V output, you must short the Remote wire (Pin 1, Red) to Ground (Pin 2, 3, or 4) or the Remote Ground (Pin 5, Blue). Without this bridge, the unit stays in standby mode and will not output power.
Current Sharing: Because it provides 18A, it is recommended to join all three +12V (White) wires and all three Ground (Black) wires together if you are using it for high-current applications like eGPUs or LED strips to prevent individual wires from overheating.
Polarity Check: Some user reports suggest certain versions may have flipped diagrams relative to the nameplate; always verify with a multimeter before connecting to sensitive electronics.
For further technical specifications, you can refer to detailed guides on Scribd or community discussions on eGPU.io for modification tips. Dell D220P 01 Power Supply Wiring
I assume you mean the Dell D220p‑01 laptop power adapter (barrel plug) — here’s the pinout for its 7.4×5.0 mm DC barrel with center pin (typical for Dell laptops):
If you meant a different D220p‑01 part (e.g., an internal PSU board or multi‑pin connector), tell me which connector (photo or part label) and I’ll give the detailed pinout.
Related searches (suggested): Dell D220p-01 power adapter pinout, Dell laptop barrel pinout 7.4x5.0mm, Dell charger center pin voltage
This guide is intended for electronics hobbyists, repair technicians, and PC builders who wish to repurpose this specific power supply or troubleshoot it outside of a Dell OptiPlex chassis.
The Dell D220p 01 power supply may also feature other connectors such as:
Important Note: The pinout provided is for general reference and might not cover every specific detail or variation of the Dell D220p 01 power supply. Always ensure you consult the specific documentation for your model or a trusted source when working with power supplies to avoid any damage or safety risks.
Safety Precaution: Working with power supplies can be dangerous due to the risk of electric shock. Ensure you take necessary precautions such as grounding yourself and ensuring the power supply is not connected to a power source when making any connections.
This content is a general guide and might need adjustments based on the specific requirements or details of the Dell D220p 01 power supply. Always verify information through official documentation or support forums for the most accurate and up-to-date details.
The Dell D220p-01 power supply pinout was the only thing standing between Silas and the survival of the sector. 🔌 The Darkened Server The Crisis: A sudden power surge fried the main grid.
The Casualty: The colony's central air-filtration database went dark. The Backup: A pile of legacy, proprietary Dell hardware.
Silas stared at the glowing soldering iron in his hand. Outside the heavy blast doors of the server room, the air was already growing thick and metallic. He had found a pristine Dell D220p-01 power brick in the salvage bin, but its weird, proprietary 8-pin connector wouldn't fit the standard custom terminal block of the backup database.
If he wired it wrong, he would fry the hard drives containing the atmospheric algorithms. If he did nothing, they would suffocate. 🛠️ The Deciphering
He flipped the heavy black brick over, squinting at the fine print. No diagrams. No legends. Just a sleek, uncaring plastic casing. The Clock: 14 minutes of breathable air remained.
The Tool: A battery-powered multimeter with a cracked screen.
The Goal: Find the three live 12-volt rails and the ground pins.
Silas hacked the proprietary connector off with a pair of wire cutters, exposing a bundle of thick wires. He took a deep breath, trying to keep his hands from shaking. He powered on the brick and began probing the exposed ends.
Red probe to wire one. Black probe to wire two. Zero volts.He moved to the next. Zero volts.
"Come on," he whispered. The power supply was in standby mode. He knew how these old proprietary units worked; they required a specific handshake—a "remote on" signal—to actually bridge the circuit and push the heavy current. He had to trick the brick into thinking it was plugged into its original system. ⚡ The Spark of Life
With 8 minutes left, he found it. By jumping a high-impedance resistor between a 5-volt standby line and the remote-enable pin, he heard a distinct, beautiful click from inside the Dell brick. The internal fan whirred to life. He measured again. Pins 1, 2, 3: Solid 12-volt power. Pins 5, 6, 7: Return grounds.
His hands moved in a blur of solder and heat-shrink tubing. He fused the 12-volt lines together and bolted them to the positive terminal of the database. He did the same with the grounds. He flipped the breaker.
The ancient hard drives spun up with a loud, grinding whine. Status lights blinked from amber to a steady, beautiful green. A low hum filled the room as the heavy air scrubbers outside groaned back to life, pushing a wave of fresh, cool oxygen through the vents. If you plug a standard ATX connector into
Silas collapsed against the server rack, clutching the warm Dell power brick to his chest like a trophy.
(also known as the series) power supply uses an 8-pin connector that delivers 12V at 18A. This connector is physically similar to a standard 8-pin PCIe power plug but is wired differently and is not directly compatible with standard PC components. Pinout Configuration
The 8 pins are typically arranged in two rows of four. Looking at the connector (clip side up), the standard wiring specification is as follows: Description Used for signaling; short to ground to power on Ground (-) Common ground Ground (-) Common ground Ground (-) Common ground Remote Ground (-) Signal ground Main power output Main power output Main power output Key Modification Notes Switching It On: The power supply remains in "standby" mode until Pin 1 (Remote) is connected to a ground pin (such as Pin 4 or 5). Safety Warning:
plug this directly into a standard 8-pin PCIe slot on a graphics card. The physical keying may be similar, but the pin positions for 12V and Ground are often
compared to the standard PCIe spec, which can cause immediate hardware damage. Common Uses: This power supply is popular for eGPU setups
or powering RC battery chargers due to its high amperage and reliable 12V output.
Dell D220P-01 Power Supply Pinout Guide | Electrical Connector
The Dell D220P-01 (DA-2 Series) power supply uses a proprietary 8-pin connector to deliver 12V DC at 18A (220W/216W). 8-Pin Connector Pinout
The following pinout represents the female receptacle (looking straight at it) with the clip fastener on the bottom. Wire Color Description 1 Remote + Used for signaling; must be connected for output 2 +12V Positive 12V output rail 3 +12V Positive 12V output rail 4 +12V Positive 12V output rail 5 Remote Ground Remote Ground/Sense 6 Ground (-) Negative return/Ground 7 Ground (-) Negative return/Ground 8 Ground (-) Negative return/Ground How to Power On (Remote Triggering)
By default, the power supply stays in standby (orange LED) and will not output 12V until triggered.
To turn it on: You must short Pin 5 (Blue) to Pin 6 (Black/Ground).
When correctly shorted, the LED indicator should turn from orange to green, and 12V will become available on pins 2, 3, and 4. Wiring for DIY Projects
If you have cut the connector off, you will typically find the following internal wire configuration: 3 White Wires: Joined together for +12V positive output. 3 Black Wires: Joined together for Negative/Ground.
1 Blue Wire: Needs to be twisted with one of the black Ground wires to enable power.
1 Red Wire & Braided Shield: Generally not required for standard 12V power modifications and can be insulated.
Caution: While the 8-pin connector is mechanically similar to an EPS12V motherboard connector, they are not electrically compatible. Plugging this directly into a standard PC motherboard will likely cause severe damage.
Are you planning to use this for a specific project, like an eGPU or a DIY 12V power source? Dell D220P-01 Power Supply Pinout Guide | PDF - Scribd
The Dell D220P-01 (DA-2 Series) is a specialized 220W external power supply used primarily for Dell Optiplex Ultra Small Form Factor (USFF) systems. It is popular in the DIY community—especially for eGPU setups—due to its high 12V output (18A) and relatively low cost. Pinout Configuration
The connector is a proprietary 8-pin DIN-style plug. While it is mechanically similar to an 8-pin EPS12V connector, it is not electrically compatible; plugging it directly into a standard motherboard will cause permanent damage. Wire Color Signal / Description 1 Remote + (Signal) 2 +12V Output 3 Ground (-) 4 +12V Output 5 Remote Ground / Signal 6 +12V Output 7 Ground (-) 8 +12V Output / Signal
Note: Some technical guides indicate that Pin 5 is the "Remote" pin and must be shorted to Ground to turn the unit on. Technical Specifications Input: 100–240V AC, 50–60Hz Output: 12V DC at 18A (216W–220W total)
Protection: Includes Over Voltage (OVP), Over Current (OCP), and Short Circuit Protection (SCP). Modification & Usage Tips
Turning it On: To enable the 12V output without a Dell system, you typically need to jumper Pin 5 (Remote) to Ground. Users often report the LED turning from orange (standby) to green (active) once properly shorted.
Wire Identification: If cutting the cable for a custom project, you will typically find three white wires (+12V), three black wires (Ground), a blue wire (Signal), and a red wire.
Compatibility: This unit is the standard replacement for Dell Optiplex models SX280, GX620, 745, 755, and 760.
For detailed wiring diagrams and professional insights, you can review the Dell D220P-01 Power Supply Pinout Guide or general Power Supply Pinouts on Scribd. Community discussions on platforms like Reddit often focus on using this charger with ADT-Link UT3G eGPU setups.
Are you planning to use this for an eGPU setup or a custom 12V project? Dell D220P 01 Power Supply Wiring
The Dell D220P-01 (DA-2 Series) is a robust, high-output 216W external power brick originally designed for ultra-small form factor (USFF) desktops like the Dell OptiPlex SX280. It has gained a "cult following" in the DIY community for powering eGPUs and high-current 12V projects due to its massive 18A capacity. Pinout & Wiring Guide
The proprietary 8-pin connector is not electrically compatible with standard PCIe or EPS 8-pin connectors, despite physical similarities. Pin Number Signal Name Description Wire Color (Internal) 1 Vo Reserved Reserved / Not used 2, 3, 4 Main Power Output (+ve) 5 Remote Power-On 6, 7, 8 Ground / Negative (-ve) Source: Scribd Wiring Spec
Critical Note for DIYers: To turn the power supply on without a Dell motherboard, you must short Pin 5 (Remote) to any GND pin (6, 7, or 8). Once enabled, the LED indicator will turn from orange (standby) to green (active), and the unit will output approximately 12.35V. Review: Pros & Cons Pros Dell D220P-01 Power Supply Pinout Guide | PDF - Scribd
Dell D220P-01 (also known as the adapter) is a 216W–220W external power supply used for legacy Dell OptiPlex Ultra Small Form Factor (USFF) PCs. It features a proprietary 8-pin connector that provides a steady 12V output at 18A. 8-Pin Connector Pinout The pinout below describes the female receptacle
(viewed looking directly into the connector with the locking clip at the bottom). Wire Color Signal / Description (Reserved/Signal) Remote Ground (Switch/Power On) Ground (-) Ground (-) Ground (-)
Note: Some documentation labels Pins 6, 7, and 8 as Ground and Pin 5 as the Remote Signal. Technical Specifications 100–240V AC, 50–60Hz, 4A. 12V DC at 18A (Total 216W–220W). Safety Features:
Includes Over-Voltage Protection (OVP), Over-Current Protection (OCP), Short-Circuit Protection (SCP), and Over-Temperature Protection (OTP). Compatible Systems: Dell Optiplex SX280, GX620, 745, 755, 760 USFF series. Critical Usage Notes Dell D220P-01 Power Supply Pinout Guide | PDF - Scribd
The Dell D220P-01 is a robust 220W unit but is dangerous for standard builds without modification. Its "Pinout 2" often refers to the swapped PS_ON/PW-OK lines or the secondary connector’s non-standard pin assignment. Always verify voltages with a multimeter before connecting to any device.
Best use cases:
Worst use case: Direct plug into an off-the-shelf ATX motherboard.
Disclaimer: Modifying power supplies involves risk of electric shock or fire. Only proceed if you understand mains voltage safety and discharge bulk capacitors.