Toshiba 27D46 Service Manual page 32

A B
8
FROM/TO CHROMA/IF
P.CON+5V
VIDEO_IN1
VIDEO_IN2
S_VIDEO_IN[Y]
S_VIDEO_IN[C]
P.CON+8V
7
V_IN
U_IN
Y_IN
FROM TUNER
SPDIF_OUT
TUNER_AUDIO[R]
TUNER_AUDIO[L]
FROM/TO MICON
6
SDA1
SCL1
S_IN
CNT1
CNT2
AUDIO_MUTE
FROM POWER
SOUND+B
SOUND_GND
SPEAKER
SP1001 CP1001
5
S0509F12A-F A2502WV2-4P
L
8 OHM
4 4 SP OUT L+
3 3 SP OUT L-
2 2 SP OUT R-
1 1 SP OUT R+
R
4
P.CON+9V
R710 R719
3 R
R711 R720
680 220
L 680 220
AUDIO OUT
J703
MSP-382V-12_NI_FE_LF
W878
2
FROM CHROMA/IF
GND
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
1
A B
G-11
C
AV SW/SOUND AMP/TONE CTL SCHEMATIC DIAGRAM
R1014
SOUND AMP IC
1K
IC1001 AN17822A
R1015
1K
+ -
L R
1 2 3 4 5 6 7 8
6.3 8.5 0 8.6 3.9 2.4 0 2.5
C1003
C1001
1 B
1 B
HS1001
763WAA0331
0
R1001
P.CON+5V
68K
R1002
47K
R301
AUDIO_L
1 C301
0.1 B
5.0 5.0 5.0 4.9 5.0 0.7 3.8 3.7 4.8 9.9
20 19 18 17 16 15 14 13 12 11
1 2 3 4 5 6 7 8 9 10
4.8
5.3 5.0 5.0 0.3 0.6 7.5 5.0 0
5.0
R302
AUDIO_R
1
AV_SW
IC701 NJM2750M(TE1)
0
AUDIO_IN1[R] 4.8
IN1a GND
4.8
AUDIO_R
CNT1 3.2
CNT1 OUTa
AUDIO_L
9.6
AUDIO_YUV[R] 4.8
IN2a
Vcc
4.8
CNT2 3.2
CNTT2 IN3a
4.8
C702
TUNER_AUDIO[R] 4.8
IN4a Vref
0.1 B
4.8
AUDIO_IN1[L] 4.8
OUTb
IN1b
0
4.8
AUDIO_YUV[L]
IN2b NC NC
4.8
C707
TUNER_AUDIO[L] 4.8
IN4b IN3b
B
0.1
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.
C
D E
V_IN
U_IN
Y_IN
- +
9 10 11 12
2.1 0 8.5
8.5
AUDIO_YUV[R]
AUDIO_YUV[L]
B701
P.CON+5V
FCM1608CF-600T06
R701
SPDIF_OUT
10
2.9
MUTE SW.
Q1001
2SC3052
0
AUDIO_IN1[R]
AUDIO_IN1[L]
VIDEO_IN1
S_VIDEO_IN[Y]
S_VIDEO_IN[C]
S_IN
W864
SDA1
W863
SCL1
C714
AUDIO_R
25V 10 KA
VIDEO_IN2
AUDIO_IN2[R]
C712
25V 10 KA
AUDIO_IN2[L]
C715
AUDIO_L
25V 10 KA
AUDIO_IN2[L]
AUDIO_IN2[R]
S819X
CAUTION
:SINCE THESE PARTS MARKED BY ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
D E
F G
(MAIN PCB)
YUV_IN(REAR)
MSP-213V1-652_NI_LF
36
29
AV2 AUDIO IN/COX OUT
J708
C727 R734 MSP-213V2-732_NI_LF
C724 R728
0.1
B 1K
0.1
B 1K
R709 C705 B702
5 2.2
68 1/4W 0.1 B FCM1608CF-600T06
D AUDIO DRIVER
2.8
Q701
2SC3052
LINE1(REAR)
J701
C725 R733 MSP-213V2-432_NI_LF
C722 R726
0.1 B
1K
0.1 B 1K
C733
50V 1 KA
S-JACK
J702
MDC-012V1-A_LF
C734
0.1 B
FRONT-VIDEO
J705
MTJ-032-03A-30FE
FRONT-AUDIO.L
J706
MTJ-032-03A-32FE
C719 R745
0.1 B 1K 1/4W
FRONT-AUDIO.R
J707
MTJ-032-03A-31FE
C720 R746
0.1 B 1K 1/4W
ATTENTION
:LES PIECES REPAREES PAR UN ETANT
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
F G
H
8
J704
7
6
5
4
3
2
PCB070
CME077
1
H
G-12