iPod 4G Monochrome — Replacement Logic Board

For the iPod 4th Gen

Used (Apple Original) · Model A1059

iPod 4th Gen (A1059), Replacement Logic Board

$45.95

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  • Used (Apple Original). Tested: installed in a working iPod and checked before it ships.
  • 1-year limited warranty · 30-day returns from delivery
  • Free pry tool in the box

Questions about this part? Chat with us or email sales@imods.com.

Not sure what's wrong? Get your free repair quote

Part details

About this part

Overview

Logic Board 20GB / 40GB

Replacement logic board for iPod 4G Monochrome. It ties together power, storage, connection, display, audio, and controls, so use it after the easier connected parts, cables, and connectors have been checked. The 30-pin charging port is soldered to this board, so a damaged charging port is fixed with a new board: instead of soldering an inferior aftermarket charging port onto the old board, iMods uses an original Apple replacement board to ensure the highest quality repair. The board arrives bare: no battery, no drive, no ribbon cables and no screws. Every cable, screw and assembly transfers from your own iPod (the screw set is sold separately if yours are missing). Also called the motherboard.

Fitment snapshot

FitsiPod 4G Monochrome
Variant matchSee Compatible Variants
ReleasedJuly 19, 2004
TypeLogic Board

What Is Included

✓ Replacement Logic Board ✓ One plastic pry tool ✓ 1-year limited warranty

Fit and specs

Specifications & Fitment

Part Details

Detail Value
Model Number A1059
EMC EMC 1995
Condition Used — factory original Apple part. Normal cosmetic wear expected.
SoC PortalPlayer PP5020
CPU Dual ARM7TDMI, 80 MHz
RAM 32 MB
PMU NXP PCF50605HN
DC-DC Converter NXP TEA1211HN
Buck Regulator TI LM3485
USB Charger IC LTC4066
OEM Part 820-1535-A, 820-1723-A

Compatible Variants

Order Number Capacity Color Case Compatible Notes
M9787LL/A 20GB Black/Red (U2) thin Yes —
M9282LL/A 20GB White thin Yes —
PE435A 20GB White (HP) thin Yes —
M9268LL/A 40GB White thick Yes —
PE436A 40GB White (HP) thick Yes —

Install and repair

Step-by-step guide

iPod 4th Gen and iPod Photo logic board replacement

  • DifficultyModerate
  • TimeAbout 30 minutes (our iPod Photo figure)
  • Steps14

Tools: Plastic opening tools, one wide and one thin, Plastic spudger, T6 Torx screwdriver, Anti-static wrist strap and mat, Soft cloth and a small tray, Wall charger

  1. Unplug it, switch it off and lock HoldDisconnect any cable, charger or computer first. Switch the iPod off by holding Play/Pause until the screen goes dark, then slide the Hold switch to locked, so its orange bar shows.
  2. Release the case clipsOur opening guide has the detail. In short: with the screen up and the dock connector toward you, start on the right-hand long side with the wide plastic tool, its edge tilted toward the steel back, and free the five tabs on that side. Then the two clips beside the dock connector (lightly past the thin steel there), the five tabs on the left-hand side, and the top edge.

Read the full guide: all 14 steps

Install Overview

Rather not open it? Choose We Fix It above: mail your iPod in and we fit it. Turnaround is typically 3 to 5 business days. 1-year limited warranty.

Questions

Frequently Asked Questions

Do I need to solder?

No, this installation does not require soldering.

How do I know if this logic board needs replacement?

Consider the logic board only after power, storage, cable, display, audio, and control checks isolate a board fault.

What else should I replace at the same time?

Logic board replacement often reveals battery issues — inspect during service. Display connector on the logic board should be inspected during replacement.

Can water damage, liquid, or corrosion make this logic board the right repair?

Look for visible liquid residue, corrosion, burned parts, lifted pads, or damaged board connectors. Do not use a parts swap as the only test when liquid damage is present; clean and inspect the board first. Choose this logic board only when the failure is isolated to the board after the external and replaceable-part checks. Check the nearby parts first when the symptom still fits a battery, storage, display, dock, headphone/hold, or click-wheel assembly. Board-level rework and component diagnosis belong in advanced or professional repair context.

Is this an iPod Classic?

Apple's 'Classic' branding started with the 6th Generation (2007). This is the iPod 4th Generation (Click Wheel), the monochrome-screen model from 2004. Apple's official name for this model is iPod (Click Wheel).

Free diagnostic

Broken iPod? We can help.

Mail us your iPod and we will test it and send you a free repair quote. If you don't like our price, we will ship your iPod back at our expense.

How mail-in repair works

  1. Order the free diagnostic

    Choose your iPod. Add our shipping box and prepaid label if you need one.

  2. Mail us your iPod

    Pack it with your work order. No printer? Put a note in the box with your name, return address, email, order number and what is wrong.

  3. Approve your quote

    We test it and email your free repair quote. Most repairs are finished within 3 to 5 business days after you approve the quote.