Replacement storage path for iPod Photo (4th Generation). Use it for failed hard-drive behavior, restore trouble, or storage upgrades after the battery is stable and the drive cable or adapter seating has been checked.
Product Overview
This hard drive listing covers Replacement Hard Drive (20GB) and its own connector path on the iPod Photo (4th Generation).
Use Part Details for the confirmed part-number reference.
Replacement Hard Drive (20GB) is the storage replacement option for iPod Photo (4th Generation). Storage symptoms such as clicking, grinding, sad iPod, folder icon, red X, Disk Mode trouble, or won't restore can point to the drive, but check battery stability and the 50-pin cable seating first.
Storage failure symptoms such as a sad iPod, folder icon, restore loop, grinding, or the audible click of death should still be checked against the drive cable and connector seating before replacing the drive.
Choose Your Option
This part comes in multiple variants. Confirm your iPod's capacity, case depth, and order number before ordering.
Replacement Hard Drive (20GB) for iPod Photo 4th Generation. Confirm capacity, case thickness, connector style, and model fitment before ordering.
You're viewing this optionUse this linked storage option only for 30GB thin-case iPods and the order numbers shown here.
View this option → 40GB / White / Thick Replacement Hard Drive (40GB)Use this linked storage option only for 40GB thick-case iPods and the order numbers shown here.
View this option → 60GB / White / Thick Replacement Hard Drive (60GB)Use this linked storage option only for 60GB thick-case iPods and the order numbers shown here.
View this option →What Is Included
Quick Diagnosis: Is It The Replacement Hard Drive (20GB)?
Start here before ordering. Work through the checks in order; a symptom alone does not prove this drive is bad until nearby parts, cables, fitment, or install issues are separated.
Before you order this drive
- Try a force restart first. Toggle Hold on and off, then hold Menu + Select/Center for 6 to 10 seconds.
- Check battery and power stability. Confirm battery stability — low battery can prevent restore.
- Reseat and inspect the connector path. Try a different USB port and cable.
- Try Disk Mode or restore isolation. Try Disk Mode before restore.
- Use this listing only after the checks still point here. If the symptom still points here after those checks, compare Compatible Variants before ordering this drive.
Other Symptoms That May Involve This Part
| Symptom | What it means & what to check |
|---|---|
| Won't Restore | Treat this as a restore or storage-path symptom, not proof of a bad drive; the drive becomes more likely when cable, USB, formatting, and restore checks still lead back to storage warnings. |
Specifications & Fitment
Also known as iPod with color display (Apple's official name after June 2005).
Part Details
| Detail | Value |
|---|---|
| Model Number | A1099 |
| EMC | EMC 2022 |
| Condition | Used — factory original Apple part. Normal cosmetic wear expected. |
| Drive Model | MK2006GAL |
| Capacity | 20GB |
| Form Factor | 1.8" IDE/ATA (50-pin Toshiba MCD-D50 form factor) |
| RPM | 4200 |
| Manufacturer | Toshiba |
| Interface | 50-pin Toshiba MCD-D50 |
| Drive Height | 5mm |
| Platters | 1 |
| Height | 5mm |
Compatible Variants
| Order Number | Capacity | Color | Case | Compatible | Notes |
|---|---|---|---|---|---|
| MA127LL/A | 20GB | Black/Red (U2) | thin | Yes— stock 20GB match | Stock 20GB thin-case match |
| MA079LL/A | 20GB | White | thin | Yes— stock 20GB match | Stock 20GB thin-case match |
| MA215LL/A | 20GB | White (Harry Potter Collector's Edition) | thin | Yes— stock 20GB match | Stock 20GB thin-case match |
| M9829LL/A | 30GB | White | thin | Yes— requires restore / capacity change | Owner-verified: Compatible thin-case capacity change; restore required after install |
| PS492AA | 30GB | White (HP) | thin | Yes— requires restore / capacity change | Owner-verified: Compatible thin-case capacity change; restore required after install |
| M9585LL/A | 40GB | White | thick | No— wrong case depth | Owner-verified: 20GB drive is a 5mm thin-case drive; 40GB or 60GB thick models require the 8mm drive path Use Replacement Hard Drive (40GB) instead. |
| M9586LL/A | 60GB | White | thick | No— wrong case depth | Owner-verified: 20GB drive is a 5mm thin-case drive; 40GB or 60GB thick models require the 8mm drive path Use Replacement Hard Drive (60GB) instead. |
| M9830LL/A | 60GB | White | thick | No— wrong case depth | Owner-verified: 20GB drive is a 5mm thin-case drive; 40GB or 60GB thick models require the 8mm drive path Use Replacement Hard Drive (60GB) instead. |
| PS493AA | 60GB | White (HP) | thick | No— wrong case depth | Owner-verified: 20GB drive is a 5mm thin-case drive; 40GB or 60GB thick models require the 8mm drive path Use Replacement Hard Drive (60GB) instead. |
Failure Signs
Use these checks to decide whether this drive is the right part, whether a nearby part should be checked first, or whether the symptom needs more diagnosis.
Storage symptoms
Use repeated clicking, folder or sad iPod screens, disk mode failure, and restore failure as the storage pattern.
Cable seating
Reseat the 50-pin storage cable and inspect the connector before replacing the drive.
Power route-away
Check battery, charger, dock, and runtime stability first when power symptoms are stronger than storage symptoms.
| Symptom | What it means & what to check |
|---|---|
| Restore, sync, setup, or frozen-state symptoms |
What you may see: iTunes restore fails with error.
Check first: Confirm battery stability — low battery can prevent restore.
Most likely cause: Choose this storage drive only when the same hardware symptom repeats outside the temporary device state.
Look elsewhere when: Check storage, battery power, input state, and connector seating first when the symptom is tied to restore or setup. |
| Sad iPod, clicking, restore, or storage trouble |
What you may see: Sad iPod icon on screen.
Check first: Reseat storage cable and inspect connector for damage.
Most likely cause: Choose this storage drive only when clicking, restore failure, or disk errors follow this part or its connection path.
Look elsewhere when: Check the storage cable, adapter setup, battery power stability, and board connector when the symptom changes after reseating or swapping storage. |
| 50-pin cable seating or connector contact checks |
What you may see: Storage symptom changes after opening the iPod.
Check first: Reseat the 50-pin hard-drive cable at the board and drive ends.
Look elsewhere when: Check the Hard Drive IDE Ribbon Cable when storage-cable symptoms after drive replacement, reseating, or adapter work are the main problem.
|
| Computer recognition or sync trouble during storage diagnosis |
What you may see: Computer does not detect the iPod.
Check first: Try a different USB port and known-good cable.
|
| Symptoms changed after repair or reassembly |
What you may see: Storage symptom began immediately after battery, drive, cable, or flash-adapter service.
Check first: Reopen only far enough to inspect the drive cable and nearby connector seating.
Most likely cause: Choose this storage drive only when the part itself was torn, creased, or damaged during service.
Look elsewhere when: Check the exact connector or assembly disturbed during the repair before treating the new part as failed. |
| Clicking, grinding, or repeated spin-up from the drive area |
What you may see: Repeated clicking sound during spin-up.
Check first: Reseat the 50-pin hard-drive cable at both ends.
Most likely cause: Choose this storage drive only when the symptom follows that part or its connection path.
|
| Fitment or model-variant mismatch |
What you may see: A similar iPod Photo drive appears to fit but uses the wrong case depth.
Check first: Match the iPod Photo capacity and thin or thick rear case before ordering.
Most likely cause: This storage drive may help only when it matches the model and variant being repaired.
Look elsewhere when: Check fitment before replacing nearby parts or ordering another copy of the same wrong variant. |
| Symptom remains after basic checks |
What you may see: The iPod still points back to Replacement Hard Drive (20GB) after cable seating, battery stability, and nearby connector checks. Check first: Retest with known-good cables or adjacent parts where practical before ordering. Check next: A nearby cable, connector, battery, storage device, display path, audio path, or board path can mimic a bad drive. |
| Symptom changes when touched or reseated |
What you may see: The symptom changes after moving the part, reseating a cable, or applying light pressure near the connector path. Check first: Inspect the connector, latch, flex, solder joints, and nearby board area for damage or corrosion. Check next: This can still be a connection issue rather than a failed drive alone. |
| Problem began after another repair |
What you may see: The issue started immediately after opening the iPod, replacing another part, or disturbing an internal cable. Check first: Reopen only as far as needed and inspect the exact area touched during the previous repair. Check next: Post-repair symptoms often trace to seating, latch, screw, or cable issues before Replacement Hard Drive (20GB) itself is confirmed bad. |
Repair considerations
Run these checks before replacing the drive — they confirm the drive is the right fix and not a nearby fault:
- Restore/format steps can erase data or indicate storage failure
- Treat ribbons, tabs, and connectors as fragile
- Use reset, Disk Mode, restore, or iTunes/Finder behavior as a software/storage check
- Inspect connector latch, socket, or clamp condition
- Reseat or inspect ribbon cable and connector seating
- Check drive noise, SMART/data signs, or storage recognition
Do Not Buy This Drive Yet If...
| Situation | Start here instead |
|---|---|
| You see a folder icon, clicking noise, or restore failure | Start with the matching drive capacity, storage cable seating, and restore behavior before buying storage. |
| Charging, swelling, runtime, or power is the primary problem | Confirm power, charging, and pack-condition clues before replacing this part. |
| The problem is the Hold switch or headphone jack, not this part | Verify the Hold slider, lock indicator, and shared headphone/Hold cable before replacing this part. |
| Recent service or connector disturbance is the main clue | Inspect and reseat the storage cable and board connector before replacing storage. |
| Variant or capacity does not match this listing | Check the storage cable, battery power, restore workflow, and storage-media fitment first. |
| A symptom points to a different part | thin. |
Compatible & Upgrade Drives
These additional 1.8-inch drives are documented as compatible replacements or higher-capacity upgrades for this iPod and accept a standard restore:
- MK2004GAL — 20 GB
- MK4004GAH — 40 GB
Install Overview
Before You Start
Lock the Hold switch so the orange bar is visible before opening the iPod.
Treat case opening as the highest handling risk. Work around the seams gently and stop if the shell, clips, or internal stack resist.
Do not pull the halves apart or side-load board sockets. Reseat nearby ribbons and connectors before blaming a replacement drive.
Repair Guide
Show all 5 installation steps
Before you open the iPod, confirm that the hold switch is in the locked setting. The orange bar should be showing, indicating hold is active.
Move an opening pick as far as possible into the gap between the plastic front and the metal back panel, on the right edge of the iPod. You may have to rock the pick back and forth to move it in farther. With the opening pick, lever up against the plastic front panel and release 5 retaining tabs. Slide the pick along the iPod edge and keep levering gently until the remaining retaining tabs release. In this step, after all five tabs along the right edge are free, the case should easily open.
The iPod case is now open, but do not separate the two halves yet. An orange ribbon cable still connects the headphone jack to the logic board. With the dock connector edge at the top, open the case like a book and set the rear panel beside the iPod front half.
With a plastic tool or your fingernails, carefully detach the orange headphone jack cable. Make sure to draw straight up on the connector, not the cable itself. This fragile ribbon cable can stay connected for a battery replacement. Prop and tape the rear case against a box so the headphone jack remains connected to the motherboard without straining its cable while you work.
Grasp the hard drive with one hand and carefully detach the orange ribbon cable from the hard drive with your other hand. In this step, if the cable doesn't come free easily, it may be useful to gently wiggle the cable from side to side.
After This Repair
| Check | What to do |
|---|---|
| Restore and sync | Confirm the iPod restores cleanly and mounts with the computer and cable you plan to use. |
| Check under load | Listen for repeated spin-up, adapter resets, or restore loops that can point back to cable seating, formatting, or battery stability. |
| Still not working? | Reseat the storage cable and verify formatting or adapter setup before blaming the logic board. |
Frequently Asked Questions
Use these questions to narrow the part path before ordering. They keep each answer focused on a different diagnostic or fitment decision.
How do I choose the right hard drive capacity?
Match the fitment table, drive height, connector/interface, and order number before ordering. Thin and thick storage options can use different physical drives.
Can I use flash storage instead of this hard drive?
Usually yes on models with a supported flash-mod route, but adapter, formatting, and case-clearance checks still matter. Use the flash-mod page when you want solid-state storage instead of another mechanical drive.
Is this an iPod Classic?
Apple's 'Classic' branding started with the 6th Generation (2007). This is the color-screen iPod photo / iPod with color display generation, not a Classic-branded model.
Why won't my iPod charge?
Start with power and battery checks before blaming this drive. Confirm the cable, charger, battery connection, and storage-load behavior, then use the diagnostic checks on this listing.
Should I replace the drive cable too?
Inspect and reseat the drive cable first. Replace the cable when it is torn, creased, loose, corroded, or known to be the model-specific weak point.
Can the 20GB drive replace a 30GB thin drive?
It can physically fit the thin 30GB case, but it is a capacity change and requires restore. Use the 30GB page when you want the stock 30GB capacity route.
Why should power be checked before buying this drive?
Power must be stable before storage diagnosis. Check the battery, charger, dock, and cable first, then return to storage only if disk mode, restore, clicking, or folder symptoms remain.
Why people land on this part
Use the checks above to separate this hard drive from nearby parts before ordering.
Some buyers search for "corrosion", "power stability problems that can imitate storage failure", "restore or disk mode behavior changes with battery charge level", or "storage symptoms appear only when the battery is weak"; confirm the checks above point to this same part before ordering.
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Worth Knowing
- Uses PATA interface — 50-pin Toshiba MCD-D50 connector
- 5mm height — fits thin case only
You May Also Want
A fresh battery is often replaced during the same repair while the iPod is open.
Related: 128GB Flash Mod Kit (IDE flash adapter + 128GB SD Card Included)Flash storage is a modern alternative to another mechanical drive.
Related: Hard Drive IDE Ribbon CableInspect the 50-pin hard-drive cable during drive service.
