LG GX500 Service Manual page 103
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Also See for GX500:
- User manual (234 pages) ,
- User manual (65 pages) ,
- User manual (202 pages)
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4. TROUBLE SHOOTING
GX500 Operational Description
LBAND_PAM_IN (MODE: GMSK) : TP2
EGSM 30CH
Figure 4-51. Transceiver Output (GMSK)
LGE Internal Use Only
LG Electronics
Checking Flow
Check Output Signal
(TP1 TP2)
Signals are
Normal ?
Yes
Transceiver is OK.
See next page to check
PAM Control Circuit.
104/143
No
Replace
PMB6272(U401/U50
)
LBAND_PAM_IN (MODE: 8PSK) : TP2
EGSM 30CH
Figure 4-52. Transceiver Output (8PSK)
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Revision A
Only for training and service purposes
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Table of Contents
Troubleshooting
