Chapter 4. Trouble Shooting; Rx Part Trouble Shooting; Dcn Rx - LG VX9100 Service Manual
Dual band cdma [pcs/cellular/gps] cdma mobile phone
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Also See for VX9100:
- Datasheet (2 pages) ,
- User manual (271 pages) ,
- Quick start manual (9 pages)
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VX9100
4.1 Rx Part Trouble
4.1.1 DCN Rx
Rx TEST SETUP (Joyphone)
- Test Channel: 384
- Test Band : US Cellular
- SID:
2004
- Sector Power: - 30 dB m Spectrum Analyzer Setting
Oscilloscope Setting
DC Power Supply circuit
Copyright © 2007 LG Electronics. Inc. All right reserved
Only for training and service purposes
CHAPTER 4. Trouble Shooting
CHAPTER 4. Trouble Shooting
Mobile S/W
Quintplexer
RFR6500
Start
1. Check
2. Check
VCTCXO
Test Point
Test Point
- 36 -
Check flow
Check flow
3. Check
Control signal
4. Check
RF Signal path
NO
5. Check
Rx I/Q data
Redownload S /W , Cal
LGE Internal Use Only
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Table of Contents
Troubleshooting
