How To Fix iPhone 4S That Is Bootlooping With iTunes Error 29: Difference between revisions
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{{Repair Guide | {{Repair Guide | ||
|Device= | |Device=iPhone 4S | ||
|Affects parts= | |Affects parts=Main Logic Board | ||
|Needs equipment= | |Needs equipment=Soldering Iron, Hot Air Station, Insulated Jumper Wire | ||
|Type= | |Type=Soldering | ||
|Difficulty= | |Difficulty=1. Easy | ||
}} | }} | ||
==Problem description== | ==Problem description== |
Latest revision as of 06:35, 7 November 2023
How To Fix iPhone 4S That Is Bootlooping With iTunes Error 29 | |
---|---|
Device | iPhone 4S |
Affects part(s) | Main Logic Board |
Needs equipment | Soldering Iron, Hot Air Station, Insulated Jumper Wire |
Difficulty | ◉◌◌◌ Easy |
Type | Soldering |
Problem description
If the iPhone 4S is Bootloopin and you flash an update that causes Error 29 (failing at 60% with iTunes flash)
Or 3u Tools Easy Flash failing at 80% (Updating GasGauge).
Then follow these steps to resolve it
Symptoms
- Bootlooping
- Flashing Apple Logo
- Restarting with the Apple Logo Flashing
- Failing an update with error 29
- Failing at about 60% on iTunes flash
- Failing at 80% on 3u tools with the message "Updating GasGauge"
Solution
Diagnostic Steps
- This is often caused by a low-quality replacement battery, use an original battery.
- Check for missing components near the battery connector. See Figure 1.
Repair Steps
- A missing R61 resistor near the battery connector can cause this. Replace it.
- For data only, you can also try running a jumper across the pads, to recreate the connection. See Figure 2.