Toshiba 42WP66R Service Manual page 14

A B
8
FROM POWER
W838
ACD
7
P.CON+5V
GND
0
0.6
0
L901
P.CON+8V
10uH 0305
FROM/TO AV SWITCH2
6
AUDIO_JACK_OUT_R
AUDIO_JACK_OUT_L
SCL
SDA
STEREO_RESET
SW_AUDIO_L[PC]
SW_AUDIO_R[PC]
TUNER_A_MONO_IN
SW_A_IN_L
SW_A_IN_R
5
FROM TUNER/POWER SWITCH
SIF
TUNER_A_MONO_IN
4
FROM/TO POP_AV SWITCH
SCL
SDA
FROM AV JACK
AUDIO_IN_L2
AUDIO_IN_R2
3
2
1
A B
H-5
C
4.9
SW
0 Q902
SW
0 KTC3875S_Y_RTK
Q901
KTC3875S_Y_RTK
0 0 NC 0 NC 0 NC 0 NC 0
4.9
24 23 22 21 20 19
C919 0
16V 22 KA
0
12
0.1
DACM_R
0.1
DACM_L 25 DACA_L
13 0 26 VREF2
NC NC
0
DACM_SUB
NC
0
NC NC
0
NC NC
0
NC SC2_OUT_R
3.8
NC SC2_OUT_L
0
VREF1
3.8
NC SC1_OUT_R
3.8
NC SC1_OUT_L
40 CAPL_M
C915 7.1
CAPL_A
50V 10 YK
8.0
AHVSUP
C914 7.1
50V 10 YK
41 42 43 44 45 46
0 0 3.7
0 NC 0 NC 0 NC 3.8
C917
470P CH
C920
0.0015 B
C918
50V 10 YK
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C
D E
STEREO SCHEMATIC DIAGRAM
(AV PCB)
R905
L903
220
10uH 0305
C948
22P CH
C949
22P CH
NC 0.2 NC 0 NC 0 NC 0 NC 0.2 NC 5.0 NC 5.0 NC 5.0 NC 0
0 0 0 4.9 4.9 4.9 1.7 2.5
18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2
D_CTR_I/O_2
80 STANDBYQ
D_CTR_I/O_1
79 ADR_SEL
AUDIO_CL_OUT
SOUND PROCESSOR IC
IC904
XTAL_OUT
MSP3450G-QA-C12-100
XTAL_IN
TESTEN
ANA_IN2+
ANA_IN-
65 AVSUP
ANA_IN1+
AVSUP
47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63
0 0 3.8 3.8 0 3.8 3.8 2.6 0 0
NC 3.8 NC 0 NC 4.8 0 NC
C950
0.0015 B
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
D E
F G
W927
NC
1
4.9
W930
0
0
NC
0
NC
0
NC NC
0
NC NC
4.4
NC
0
X901
TP NC
100CT01803
2.4
18.432MHz C956
3P CH
1.9
C957
3P CH
0
2.6
C955
56P CH
1.9
C953
56P CH
2.4
C954
56P CH
4.9
4.9
64
0 NC
C952
470P CH
C951
50V 10 YK
F G
H
8
7
6
TO SOUND AMP/HEADPHONE AMP
SP_AUDIO_OUT_L
SP_AUDIO_OUT_R
5
4
3
2
PCBD20
CME071
1
H
H-6