LG VX8500 Service Manual page 98
Dual band cdma pcs/cellular/w/gps cdma mobile phone
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Also See for VX8500:
- Quick start manual (13 pages) ,
- Datasheet (2 pages) ,
- Guía de inicio rápido (12 pages)
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VX8500
Checking Flow
Start
YES
Check the DSP Trouble
YES
Check Audio signal at C536, C537
YES
Check the voltage of following LDOS
+3.0V_CODEC_A, +2.6V_CODEC_D
YES
Check the Signal at
C633, C636, C639, C641, C661, R536
YES
Check the Audio signal at CON501
YES
Check the state of contact of speaker
YES
Speaker will operate properly
LG Electronics Inc.
When we listen to the music is in "My Music" folder.
NO
Check the soldering at C536, C537
YES
Resolder C536, C537
NO
Replace U302, U303
NO
Replace U502
NO
Check the soldering of U503
YES
Resolder U503
106
NO
Replace MSM
NO
Replace U503
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