LG KM710 Service Manual page 47
Service manual
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Also See for KM710:
- User manual (98 pages) ,
- User manual (130 pages) ,
- User manual (186 pages)
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4. Trouble Shooting
4.2.1.2 DCXO Circuit
R401
X400
DCXO
R401 26MHz?
NO
Check U401
LGE Internal Use Only
C408
YES
DCXO is OK.
C408
68p
X400
FA-23H
B9
XON
C8
GNDVCXO_OR
D7
VOUTEF2
<Fig.2> DCXO Circuit Diagram
Copyright © 2008 LG Electronics. Inc. All right reserved.
- 48 -
R401
47K
26MHz
Only for training and service purposes
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Table of Contents
Troubleshooting
