Service manual

GTC Service Manual
ASUS Proprietary 3
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5. PHONE OFF................................................................................................. 25
5.1 M ODEM P OWER ......................................................................................... 25
5.2 M ODEM TO S YSTEM INTERFACE ................................................................. 26
6. POWER CONSUMPTION ......................................................................... 28
6.1 P OWER O FF M ODE ..................................................................................... 28
6.2 S LEEP M ODE .............................................................................................. 28
7. RF REPAIR REQUIREMENT................................................................... 29
7.1 S OFTWARE REQUIREMENTS ：.................................................................... 29
7.2 H ARDWARE REQUIREMENTS ： .................................................................. 29
7.3 E QUIPMENT ............................................................................................... 29
8. BLOCK DIAGRAM..................................................................................... 30
8.1 RF B LOCK D IAGRAM OF VEGA2 .............................................................. 30
8.3 WCDMA B LOCK D IAGRAM ...................................................................... 33
9. GSM & WCDMA RF TX/RX PATH ......................................................... 34
9.1 B ACKSIDE A NTENNA A REA ....................................................................... 34
9.2 EGG T
X
/R
X
P ATH ...................................................................................... 35
9.3 WCDMA T
X
/R
X
P ATH .............................................................................. 36
10. TEST & REPAIR FLOW CHART .......................................................... 37
10.1 C ONDUCTIVE & A NTENNA T EST P ROCEDURE .......................................... 37
10.2 GSM/GPRS/EDGE T EST & R EPAIR P ROCEDURE ................................... 38
10.3 EGG TX P ATH ......................................................................................... 41
10.3.1 Probe ............................................................................................... 42
10.3.2 Placement on the PCB..................................................................... 42
10.3.3 Measurement Result ........................................................................ 43
10.4 EGG RX.................................................................................................. 45
10.5 GSM/GPRS/EDGE R EPAIR P ROCEDURE ................................................ 46
10.6 WCDMA T EST & R EPAIR P ROCEDURE ................................................... 47
10.7 WCDMA TX .......................................................................................... 48
10.8 WCDMA RX .......................................................................................... 53
10.9 WCDMA T EST & R EPAIR P ROCEDURE ................................................... 54
APPENDIX........................................................................................................ 55