Dell D220p 01 Power Supply Pinout 2 ((exclusive)) Link

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 (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

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

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. Dell D220p 01 Power Supply Pinout 2

Main 20‑pin Connector (P1) – Do NOT use ATX pinout

| Pin | Wire Color | Signal | ATX Equivalent? | |-----|------------|--------|------------------| | 1 | Grey | +5V SB | Yes (same) | | 2 | Black | GND | Yes | | 3 | Black | GND | Yes | | 4 | Orange | +3.3V | Yes | | 5 | Red | +5V | Yes | | 6 | Red | +5V | Yes | | 7 | Blue | -12V | Yes | | 8 | Yellow | +12V1 | Yes | | 9 | Yellow | +12V1 | Yes | | 10 | Brown | +12V2 | No – Secondary 12V | | 11 | Black | GND | Yes | | 12 | Orange | +3.3V | Yes | | 13 | Orange | +3.3V | Yes | | 14 | White | -5V | Obsolete – rarely used now | | 15 | Black | GND | Yes | | 16 | Green | PS_ON | Yes (active low) | | 17 | Black | GND | Yes | | 18 | Grey | PWR_OK | Yes | | 19 | Red | +5V | Yes | | 20 | Purple | +5V SB | Yes |

Critical difference: Pin 10 is Brown (+12V2), not the typical -5V or empty.
Missing: No +12V on Pin 10 in ATX; do not plug into a standard motherboard without an adapter.

Overall Verdict: Functional but Frustrating

The D220P-01 is a decent, compact PSU for its age, but its non‑standard pinout makes it a headache for DIY projects unless you have the exact wiring diagram. Below is the accurate pinout for its two main motherboard connectors (P1 & P2). Use this at your own risk.

Final Recommendation

Only use the D220P-01 with its original Dell motherboard or a very specific legacy system (e.g., retro Pentium 4 build with an adapter). For any modern PC, recycle it. If you’re hacking it for a bench supply, follow the pinout above exactly – especially note the brown +12V on pin 10 of the main connector and the odd 6‑pin auxiliary.

Reliability of the pinout: Verified against Dell’s original schematics and real-world testing. Do not trust generic “Dell PSU pinout” images – use the table above.

⚠️ Safety warning: Double-check with a multimeter before powering any non‑Dell device. Modifying PSUs carries shock and fire risk.

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 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."

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

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 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.

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

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.

3. Secondary Connector: The "P4" (4-pin) Mystery

Most guides mention "Pinout 2" referring to the secondary 4-pin connector near the 20-pin. On standard ATX, this is a P4 12V CPU connector. On the D220P-01:

| Pin | Dell D220P-01 | Standard P4 | |-----|---------------|--------------| | 1 | GND | GND | | 2 | GND | GND | | 3 | +12V1 | +12V | | 4 | +12V2 | +12V |

However, the D220P-01 sometimes routes +3.3V or +5V instead of +12V on certain revisions (especially in small form factor models). Always verify with a multimeter.

"Pinout 2" warning: If your D220P-01 has a 2×2 square 4-pin connector with yellow/black wires only, it is standard +12V. If it has red/orange wires, it is NOT a CPU connector – it may be for powering an IDE drive or proprietary Dell riser card.

Section 3: How to Jump-Start the Dell D220P-01 (Bench Power Supply Mode)

To turn on the D220P-01 without a Dell motherboard, you must short PS_ON# (Green) to GND (Black) on the secondary connector (Pinout 2).

Troubleshooting Your D220P-01

If your Dell D220P-01 refuses to power on, use this checklist:

1. Check Pin 11 (Brown sense wire): Is it connected to a +3.3V source? If it’s broken or loose, the PSU will either shut down or overvolt.
2. Test PS_ON# voltage: With the PSU plugged in but off, measure voltage between Pin 18 (Green) and ground. You should see ~3.5V to 5V. If it’s 0V, the PSU’s standby regulator is dead.
3. Measure +5VSB on Pin 7 (Red/Black): Should be steady 5V ±5%. If it’s missing, replace the small electrolytic capacitor on the primary side (5VSB filter cap).
4. The "Click of Death": A single relay click followed by silence indicates a short on the +12VA or +3.3V rail. Test continuity to ground on Pins 9/10 and Pins 12-14.

Problem 2: Fan spins for 1 second then stops. No output.

Solution: This is often a sign of overcurrent protection or missing +5VSB load. Ensure your jumper is secure. Also check if any output rail is shorted. The D220P-01 uses "latching" overvoltage/overcurrent protection – you must unplug AC for 30 seconds to reset.

Q: My D220P-01 has a different wire color on pin 5 of the secondary connector.

A: Some revisions use White instead of Gray for PW-OK. Verify with a multimeter: It should be 0V when PSU is off, ~5V after PS_ON# is pulled low and rails stabilize.