LG CE110 Service Manual page 51
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Also See for CE110:
- Quick start manual (17 pages) ,
- Specification sheet (2 pages) ,
- User manual (198 pages)
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4. TROUBLE SHOOTING
4.2.1.3 Mobile Switch & PAM & FEM Circuit
Mobile Switch
SW400 between C450 and
C430 Is short?
YES
FEM
Check Control Signal
C426, C427
YES
Check FL400
RX
<GSM850>
LGE Internal Use Only
NO
Replace SW401
NO
Check U402,U403
LB_HB
TX_ANT_SW_EN
- 52 -
SW400
FL400
U403
U402
U401
U404
U400
U405
RX
RX
<PCS1900>
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
X400
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Troubleshooting
