Sharp PZ-50HV2U Service Manual page 71

1
Ë AUDIO AMP and SP TERMINAL ASSYS
AUDIO AMP ASSY
A24
CN5001
L
4 22
(CXA2021S)
R
6 1
Audio Pre-Amp.
STB SW
7
A_MUTE
8
SCL
11
SDA
12
FOCUS
13
SRS
14
SP TERMINAL ASSY
1
2
IC5202 (CXA2021S)
No. Voltage (V) No. Voltage (V)
1 5.9 12
2 0 13
3 5.95 14
4 5.94 15
5 5.98 16
6 6.02 17
7 6.02 18
8 7.38 19
9 5.95 20
10 1.55 21
11 5.24 22
L
IC5201
IC5202 14 30
(NJM2193L)
R
Focus & SRS
9 1
Audio Processor
11 12 17
2
3
IC5201 (NJM2193L)
No. Voltage (V) No. Voltage (V)
5.25 1 5.95 16 11.91
1.73 2 5.94 17 0
5.95 3 5.84 18 0
5.92 4 5.98 19 5.98
5.91 5 5.98 20 5.91
5.93 6 5.97 21 5.97
5.92 7 5.98 22 5.98
5.94 8 5.98 23 5.98
5.95 9 5.98 24 5.98
11.91 10 5.97 25 5.97
5.9 11 5.97 26 5.98
12 5.98 27 5.98
13 5.96 28 5.84
14 5.98 29 5.94
15 0 30 5.95
L
19 1
R
12 6
18
SP21
L5301
CN5302
ATF1206
R+
2
R–
3
L+
5
L–
6
L5352
ATF1206
3
7 3
PZ-50HV2, PZ-50HV2E
PZ-50HV2U
IC5002 (LA4628)
No. Voltage (V)
1 1.6
2 7.5
3 0
4 3.37
5 2.29
6 1.6
7 1.97
8 7.3
9 7.3
10 0
11 7.3
12 0
13 7.3
14 15
A22
J5003
R+
8 2
R–
9 3
IC5002
(LA4628)
L+
11 5
Audio
Power Amp. L–
13 6
4 5
CN5301
4
3
SPEAKER
TERMINAL
1
2
4
A
B
C
D