Dell D220p 01 Power Supply Pinout 2 !!exclusive!! May 2026

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 (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.

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

(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 fluorescent lights of the repair shop hummed in B-flat, a drone that Elias had tuned out years ago. His workspace was a chaotic mosaic of logic boards, solder splatters, and discarded heat sinks. But in the center lay the artifact.

It was a Dell D220P-00, a heavy, beige brick of a power supply from an era when computers were built like tanks and sounded like jet engines.

"You’re wasting your time, Elias," said Sarah, leaning against the doorframe. She held a tablet, scrolling through a manifest of modern, surface-mount components. "That thing belongs in a museum, or a landfill. It’s a proprietary brick. You can’t even turn it on without the specific motherboard it was married to. The pinout is a nightmare." Dell D220p 01 Power Supply Pinout 2

Elias didn't look up. He adjusted his magnifying headset, peering at the 24-pin connector. It was a sea of colorful wires stopping abruptly at a plastic housing that refused to mate with anything modern.

"It’s not waste, Sarah," Elias murmured, his voice gravelly. "It’s a puzzle. The 'D220p-01' revision. They changed the standby logic in this version. People think it’s just a paperweight."

He picked up his multimeter. He didn't need the schematics; he had the internet, specifically a dusty corner of a vintage computing forum titled: “Dell D220p 01 Power Supply Pinout 2: The Lost Diagram.”

Most power supplies were standard. ATX. AT. Easy. But Dell, in their infinite wisdom in the early 2000s, had decided to rewire the universe. The first pinout he found was for the D220P-00. It didn't match. The colors were different. The gray 'Power Good' wire was in the wrong house.

"Pinout 2," Elias whispered. "That’s the key."

He pulled up the grainy JPEG on his dusty laptop. It was a low-resolution image, likely scanned from a service manual twenty years ago.

Pin 11: +3.3V (Brown)
Pin 14: PS-ON (Green)
Pin 16: Ground (Black)

But the diagram had a jagged red arrow pointing to a specific wire—a purple one on the connector's edge.

"Proposed revision," Elias read the forum note aloud. "Rearranged sensing lines. If you jumper it wrong, you don't just get no power. You feed 12 volts into a 5-volt rail and fry the capacitators. Spectacularly."

"So why bother?" Sarah asked, walking over. She looked at the tangle of wires. "You can buy a brand new 500-watt supply for thirty bucks."

"Because this one was built by human hands, not a robot swarm," Elias said, stripping the insulation off a small jumper wire. "And because the client wants to recover data from a Dimension 8100. A machine that holds the only photos of his late father. The motherboard is dead, but the hard drive spins. I need this power supply to wake up the drive without the motherboard."

He took a deep breath. The "Paperclip Test" was the standard way to jump a PSU—connecting the green wire to a black ground. But on the D220p-01, the forum warned, the green wire was a decoy. The real switch was the purple wire, repurposed in this revision.

"Here goes," Elias muttered.

He twisted the jumper wire, connecting the purple wire (Pin 9 in this strange universe) to a black ground.

Silence.

Then, a click.

Whirrrrr.

The fan inside the beige brick shuddered to life. It wasn't the smooth whisper of modern cooling; it was a heavy, authoritative wind. A small LED on the circuit board flickered green. The 'Power Good' signal had been sent.

"You did it," Sarah said, raising an eyebrow. "You speak fluent obsolete."

Elias smiled, wiping flux off his thumb. He connected the Molex connector to the old hard drive. The drive spun up with a reassuring chatter.

"It’s not about speaking the language, Sarah," Elias said, unplugging the jumper to power down the unit. "It’s about listening to the history. The D220p-01 had a secret, hidden in its pinout. It just needed someone patient enough to find Pinout 2."

He placed the heavy power supply back on the shelf, ready for the data recovery. It wasn't just a brick anymore. It was a key.

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 The Dell D220P-01 (DA-2 Series) is a specialized

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.

Silas collapsed against the server rack, clutching the warm Dell power brick to his chest like a trophy.

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

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: Pin 11: +3

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:

A single 6-pin PCIe power connector (P5)
A 4-pin Molex power connector (P6)

Specifications

Input voltage: 100-240V AC
Output power: 220W
Efficiency: 80 PLUS Bronze certified
Dimensions: 150mm x 86mm x 140mm

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.

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

7. Final Verdict

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:

Replacement in original Dell OptiPlex.
Bench power supply for 5V/12V projects (with added load).
Parts donor (heatsinks, caps, fan).

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.

Understanding the Dell D220p 01 Power Supply Pinout: A Comprehensive Guide

The Dell D220p 01 power supply unit (PSU) is a specific model designed for use in Dell computers, particularly in their PowerEdge series and other high-performance desktops. This PSU model is known for its reliability and efficiency, supporting various system configurations. However, for users looking to interface with the PSU directly, understanding its pinout is crucial. The pinout refers to the layout and function of each pin on the PSU connector, which connects to the motherboard or other components. This essay aims to provide a detailed overview of the Dell D220p 01 power supply pinout, its functionalities, and the significance of understanding these details for both enthusiasts and professionals.

Pinout Details

The pinout of the Dell D220p 01 PSU typically includes several key connectors:

ATX Main Power Connector: This is usually an 8-pin or 20/24-pin connector that supplies power to the motherboard.
CPU Power Connector: A 4-pin or 8-pin connector that provides power specifically to the CPU.
SATA and Molex Connectors: For powering storage devices and other peripherals.

The specific pinout for the Dell D220p 01 includes:

ATX Main Power: Pins 1-4 (usually) are assigned for the 12V, 3.3V, 5V, and ground lines, with the exact configuration depending on the PSU and its capabilities.
CPU Power: Typically pins for 4-pin CPU power are assigned as follows: Pin 1: 12V, Pin 2: 12V, Pin 3: Sense (or Ground), Pin 4: Ground.

However, without the exact Dell D220p 01 documentation, these specifics can vary. It's essential to consult the manufacturer's documentation or a reliable source for the precise pinout.

Problem 3: Measuring +5VSB on purple wire but PW-OK stays low (0V) when PSU is on.

Solution: PW-OK only goes high after the main rails (+3.3, +5, +12) stabilize (100–500ms). If PW-OK remains low, the PSU has a fault (bad capacitor or overload). Recap: The D220P-01 is notorious for bulging 1000µF, 16V capacitors on the secondary side after 10+ years.

Overview of the Dell D220P-01 Power Supply

Model: D220P-01
Wattage: 220 Watts
Type: Switching Power Supply
Connectors: Various, including ATX, SATA, and Molex

The Auxiliary 4-Pin "P4" Connector

Most D220P-01 units include a small 4-pin square connector (often labeled "P4") for the CPU VRM. This matches the standard ATX12V connector electrically, but check the colors.

Pin 1 & 2: Black (Ground)
Pin 3 & 4: Yellow/White (+12VA)

Wiring caution: This 4-pin connector is keyed identically to standard P4 connectors. It is safe to use on any standard motherboard that requires a 4-pin CPU power.

Technical Specifications of Dell D220p 01

The Dell D220p 01 PSU is a 220-watt power supply designed for efficiency and reliability. It features an 80 PLUS certification, indicating that it meets certain standards for efficiency. The PSU has multiple connectors for powering different components of a computer system, including the motherboard, hard drives, and graphics cards.