Waveforms Of Circuit - Sharp TM150 Service Manual

[3] WAVEFORMS OF CIRCUIT

RF Test Tool
Tx test
Data pattern ... TSC5
IP
(talking)
C811
(IC801 23Pin)
2
IN
(talking)
C811
(IC801 24Pin)
3
QP
(talking)
C812
(IC801 25Pin)
4
QN
(talking)
C812
(IC801 26Pin)
RF Test Tool
Rx test
channel_62, Gain 62dB, SniffOff
IP
(talking)
C811
(IC801 23Pin)
2
IN
(talking)
C811
(IC801 24Pin)
3
QP
(talking)
C812
(IC801 25Pin)
4
QN
(talking)
C812
(IC801 26Pin)
RF Test Tool
Rx test
GSM900 Band (channel 62)
5
SYNTHEN
(STAND-BY)
IC801 29Pin
6
SYNTHCLK
(STAND-BY)
IC801 30Pin
7
SYNTHDATA
(STAND-BY)
IC801 32Pin
CONFIDENTIAL
8
BS1
(talking)
C870
(IC803 10Pin)
9
BS2
(talking)
C871
(IC803 6Pin)
10
BS3
(talking)
C872
(IC803 12Pin)
11
BS4
(talking)
R1863
(IC802 41Pin)
8
BS1
(talking)
C870
(IC803 10Pin)
9
BS2
(talking)
C871
(IC803 6Pin)
10
BS3
(talking)
C872
(IC803 12Pin)
11
BS4
(talking)
R1863
(IC802 41Pin)
TM150 CIRCUIT DIAGRAM AND PWB LAYOUT
5 – 2
DRAFT
RF Test Tool
Tx test
GSM900 Band
2.00 V 2.00 V
Ch3 2.00 V 2.00 V
RF Test Tool
Tx test
DCS1800, PCS1900 Band