Oscillation Check - Pantech G310 Service Manual

G310 Service Manual

6.1.2 Oscillation CHECK

1. Check to see if U101 No. A3 and B3 pin is oscillated(32.768KHz) : CP108
NO Check R138 and then replace X101
2. Check to see if U107.4 pin Master Clock(13MHz). : CP109
NO Check U107 No. 1.2 pin and then check the PCB pattern, soldering
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PANTECH
CP108
CP108
CP109
CP109
R&D CONFIDENTIAL