Av_Switch/Jack - Toshiba 26HF66 Service Manual

A B
8
SWD_U
7
SWD_V
SWD_Y
6
FRONT_S_Y
5
FROM/TO TUNER
SPDIF_OUT
DTV_A_MUTE-L
SWD_U
SWD_V
SWD_Y
C_OUT
Y_OUT
TU_V_OUT
4
L703
FROM/TO MICON
AT+3.3V
22uH
0305
SWD_Y_DET
C.SYNC
Y_OUT[MICON]
C703
Y_OUT
AV2
16V 22
S_DET_1
KANP
S_DET_2
S_DET_3
EXT_MUTE
SDA1
SCL1
3
AT+3.3V
AT+5.2V
GND
P.CON+5V
P.CON+9V
FROM/TO STEREO
VAR_A_OUT_L
VAR_A_OUT_R
CS2_A_IN_L
CS2_A_IN_R
SWD_A_IN_R
2
SWD_A_IN_L
DVI_A_L
DVI_A_R
DVI_A_R
DVI_A_L
1
A B
G-15
C
AV_SWITCH/JACK SCHEMATIC DIAGRAM
YUV SW IC
IC702 NJM2584AM(TE1)
C706
3.0 3.0
IN1B IN1A
1 B
0
0
C716 NC NC NC GND1
48
R747 10P CH
2.3 3.0
OUT1 IN2B
100
0 5.1
C724 GND2 VCC
49
R748 10P CH
2.3 0
CTL
OUT2
C760
100
50
R749
10P CH 1.0 3.0
OUT3 IN2A
100
0
0
C767 NC NC NC GND3
10P CH
1.7 1.8
IN3A IN3B
R710
1M
C710
0.22 B
VIDEO AMP IC
IC704 MM1501XNRE
C754
0
0 SWD_Y_DET
Vin1 SW
16V 22 KA CS1_A_IN_L
0 0 SWD_Y_IN
GND OUT
AV/S_V_IN_2
C771
W806
0 0.9 P.CON+9V
Vin2 VCC
W811
16V 22 KA CS1_A_IN_R
FRONT_V_IN
C744
0.1 B
SDA1
SCL1
BUFFER
Q706 SWD_A_IN_R
2SC3928A
5.1
R717
R712 SYNC SEPA
Q707
120K
5.1
1.2K 2.8 2SA1530A 45
2.1 C757 R719
SWD_A_IN_L
5.0
1 F 220
0.3
L701
P.CON+9V
C.SYNC 47uH
0305
Y_OUT[MICON]
43
Y_OUT
3.6
BUFFER
Q702
2SA1530A
DVI AUDIO IN
J701
MSP-292V2-32_NI_FE_LF(087) 44
C_OUT
R 3.6
BUFFER
L
Q701
2SA1530A
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C
D E
(AV PCB)
VAR_A_OUT_R
C731
VAR_A_OUT_L
1 B
D701 R789
EXT_MUTE
C732 1SS133 1K
C714
1 B
L702
MUTE
16V 47 YK
P.CON+5V
2.2 Q716
C730 R788 0
2SC3928A
47uH
0305
0.01 B AV2 1K
0
C733 5.17
MUTE SW
Q705
DTV_A_MUTE-L
1 B
RT1P431C
0.03
C763
5.18
AT+5.2V
10P CH
R714
1M
C734
0.22 B
AV SW IC
IC701 AN15853B-E1
C718 C742
W813
4.5 4.8
1 B 1 B
C722 Vref
C723
4.8 4.5
25V 10 KA 1 B
C720 C740
4.5 4.8
1 B 1 B
C727
C725
4.8 4.5
25V 10 KA 1 B
0 0
Sin2 Sin1
R708 C741
4.8 4.8
SDA
100 1 B
R707 C726
4.8 4.5
SCL
100 1 B
C739
0 4.8
GND
0 1 B
C743 C728
4.7 4.5
Cin
0.01 B 1 B
C717
4.5 4.8
Rout
25V 10 KA
46
4.6 0
Yin
4.5 0
Lout
C721
4.4 4.7
6dB
C701
Vout
1 B
C707 C729
25V 100 YK 4.5 4.5
BIAS
C705
1 B
16V 22 KA
C719
0.01 B
4.5 4.7
6dB
Yout
1 B
+ C735
9.0 4.5
Vcc
1 B
C766
4.6 4.7
6dB
Cout
1 B
5.1
0
D_SW_1 D_L1_Vin
R711 NC
3.0
1.8K
0
R701 C702
3.0
1.8K 16V 10 KANP
0
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
D AUDIO DRIVER
Q703
2.2
MUTE L704
2SC3928A
0 2.85
P.CON+5V R732
Q717
2.19
2SC3928A
100uH 0305
0 680 1/4W
5.0
R759 C738 B701
(W010)
R761 68 0.1 B BLM18BB600SN1
W845
SPDIF_OUT
2.2K
1/4W
CS1_A_IN_L
CS1_A_IN_R
CS2_A_IN_L
CS2_A_IN_R
FRONT_S_C
FRONT_A_IN_R R726
S_DET_1
D703
100
SWD_Y_IN
MTZJ6.8B-EIC
FRONT_A_IN_L
AV/S_C_IN_1
AV/S_Y_IN_1
AV/S_C_IN_2
AV/S_V_IN_1
AV/S_A_IN_1_L
W828
AV/S_A_IN_2_R
AV/S_A_IN_1_R
AV/S_Y_IN_2
W829
AV/S_A_IN_2_L
R739
S_DET_2
D704
100
AV/S_V_IN_1
MTZJ6.8B-EIC
AV/S_C_IN_2
AV/S_Y_IN_2
AV/S_C_IN_1
AV/S_V_IN_2
W826
AV/S_A_IN_1_R
AV/S_A_IN_2_L
AV/S_A_IN_2_R
AV/S_Y_IN_1
W827
AV/S_A_IN_1_L
TU_V_OUT
FROM SOUND AMP/FRONT AV
FRONT AV/S
CP701 (CD2201)
A2001WV2-8P
FRONT_A_IN_R
FRONT_A_IN_R 1
GND 2
FRONT_A_IN_L
FRONT_A_IN_L 3
GND 4
FRONT_V_IN
FRONT_V_IN 5
FRONT_S_C
FRONT_S_C 6
FRONT_S_Y
FRONT_S_Y 7
S_DET_3
FRONT_S_L 8
CAUTION: DIGITAL TRANSISTOR
F G
H
8
COAXIAL/AUDIO OUT
J705
MSP-213V1-732_NI_LF
R738
R
680 1/4W
L
CO
7
CS_IN1
J706
YKC21-7306N
NC
Y
U
V
L
R
6
CS_IN2
J707
YKC21-7306N
NC
Y
U
V
L
R
5
AV/S_IN_1
J708
MSP-803V-BBA-432_NI_LF
R728
75
C
Y
R729
75 1/4W
V
L
R
4
AV/S_IN_2
J709
MSP-803V-BBA-432_NI_LF
R730
75
C
Y
R731
75 1/4W
V
L
3
R
2
PCBD20
CEF155
1
H
G-16