Asus P735, Service Manual

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Lv3Lv4 Repair Manual
- 34 - ASUS Proprietary
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16.5 SIM card problem:
1. Inspect SIM card connector as shown in Pig.10, if SIM card can not be detected.
2. Inspect power domain of SIM card as shown in Pig.10, if SIM card can not
work.(CON6.1)
3. Inspect unlock SIM card program, if SIM card can not be detected.
Pig.10 SIM card connector is located in P735 bottom side.
16.6 Audio problem:
1. Inspect speaker, receiver and handset connectors, if the sound can not work.
2. Inspect handset detect pin (low level) as shown in Pig.11-1, if the sound of speaker or
receiver can not work.
3. Inspect audio amplify chip as shown in Pig.11-2, if handset include sound and record can
not be work.
4. Inspect power domain of Codec as shown in Pig.11-2, if microphone and speaker can not
be work.
Pig.11-1 Headset detect pin signs in red box.