LG VX5400 Service Manual page 64
Tri band, quad mode [pcs/gps/cellular/amps] cdma mobile phone
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Also See for VX5400:
- User manual (99 pages) ,
- Quick reference manual (49 pages) ,
- Quick start manual (6 pages)
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DC Po wer supply Circuit is OK. See next Page to check
LGE Internal Use Only
Checking Flow
Checking Flow
Start
Check R530
+2.9V_TX is OK?
YES
Check R541
+2.6V_MSMP is OK?
YES
VCTCXO circuit
The Problem may be Lo gic part
Refer to Logic troubleshoot
NO
The Problem may be Lo gic part
Refer to Logic troubleshoot
NO
Copyright@2007 LG Electronics. Inc. All right reserved.
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Only for training and serving purposes
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