LG GX300 Service Manual page 81
Hide thumbs
Also See for GX300:
- User manual (82 pages) ,
- Quick reference manual (11 pages) ,
- User manual (106 pages)
Table of Contents
Advertisement
Available languages
Available languages
4. TROUBLE SHOOTING
CIRCUIT
TP1
TP1
TP2
TP2
CONTROL LOGIC
Low Band Tx
BS2
BS1
Tx_EN
VLOGIC
LGE Internal Use Only
SIM 2
TP4
TP8
TP4
TP5
TP6
TP5
TP6
TP8
TP
TP7
7
Figure 4.4.10 SIM2 Mobile SW & TX Module circuit
Figure 4.4.11 SIM2 TP4 ~ TP8 scope waveform
4. TROUBLE SHOOTING
TP3
TP
1842.5MHz,75MHz
881.5MHz,25MHz
Tx_EN
Tx_Ramp
82/158
- 82 -
Copyright © 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Advertisement
Table of Contents
