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Level 3 Repair
8-5
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8-3. Troubleshooting
8-3-1. LOGIC part
8-3-1-1. POWER ON
"Power On" does not work
Change Dome Sheet
Check the current
consumption
≥
100mA?
Yes
No
Yes
Check the battery
voltage
≥
3.45V
Check the Dome
Sheet (Crack,
open, etc)?
No
Yes
Download S/W binary
No
Change the battery
Check the initial operation
Voltage of C200
≥
2.7V?
Voltage of L202
≥
1.1V?
Check the related circuit
(C200, L202) & change UCP200
No
Yes
Resolder OSC200
Check the clock
at OSC200
=32KHz?
No
Yes
Check
C241,TP_SYSRS
T
≥
1.8V?
Change PBA
No
Yes
Summary of Contents for GT-C3322
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