Toshiba 32DF46 Service Manual page 28

A B
8
FROM POWER
UN_REG.6V
UN_REG.12V
GND
7
FROM/TO AV SW/SOUND AMP/TONE CTL
Y_IN
U_IN
V_IN
VIDEO_IN1
VIDEO_IN2
S_VIDEO_IN[Y]
S_VIDEO_IN[C]
P.CON+5V
P.CON+8V
GND
6
AT+5V
R601
SCL1
FROM/TO DEFLECTION
100 1/4W
R629
SDA1
V.OUT
100 1/4W
ACL
AFC
OSD_BLK2
PIN_PROTECT
R630
OSD_BLK1
H.OUT
1K
EW_OUT
OSD_B
OSD_G
5
OSD_R
HD
FROM/TO COMB/FILTER
VD
FSC_OUT
COMB_Y
COMB_C
VIDEO_OUT
P.CON+5V
P.CON+8V
4 GND
VIDEO_OUT
P.CON+5V_A
VIDEO_IN1
FROM/TO TUNER
AT+5V
AT+5V
TUNER_P.CON+5V
COMB_C
A_TUNER_CVBS
COMB_Y
P.CON+8V
3
GND
VM_OSD_SW
FROM/TO MICON
Q604
KTC3875S_Y_RTK
GND
5.0
1.4
AT+5V
C.SYNC
0.8
PROTECT
VD
HD
2
OSD_BLK2
OSD_BLK1
OSD_B
OSD_G
OSD_R
SDA1
SCL1
H.CTL
TV_POWER_H
VIDEO_OUT
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
1
A B
G-3
C
CHROMA/IF SCHEMATIC DIAGRAM
R657
22K
CHROMA_IC
IC601
2.4 2.4 2.4 4.97 0 4.8
LA76327M-A
48 47 46 45 44 43
0
NC
REG
5.0
CLMP CLMP
SW
5.0
VIDEO
SW
0
NC
MIX
R649 5.0
BPF
1K
5.0
COMB COMB
SW SW
CLMP
3.3
TRAP
3.3 CLMP
3.3
BUS YSW
0
NC
OSD
5.0
CONTRAST
5.0
CLMP
LPF
0
CLMP CLMP CLMP
NC SW
2.53
NC
REG-SW
3.3
NC
5V/8V-REG
0
NC
RST
1 2 3 4 5
0 0 0 5.2 5.84 8.6
C636 NC
1 B
+8V_SW
Q602
7.8 12.3
P.CON+8V_SW
KTC3209_Y
Q606
KTC3209_Y
7.7 12.3 8.3
R606
8.3
10V REG SW
100 1/4W
R604
Q603
KTA1266
R645
100 1/4W
AT+5V_SW
Q607 10 12
47
KTC3209_Y R603
1/4W
12
D611 D612
8.4
56 2W
1SS133 1SS133
11.1 5.2
C610
R612
50V 2.2 KANP
100 1/4W
CAUTION
NOTE:THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
C
D E
(TV MT PCB)
S817X R631
20
1.8 1/4W
C638
25V 10 KA
R658
33K
R625
12K
R659 21
1M
C628
1 B
NC
0 2.5 4.3 3.9 2.6 3.7 NC 5.0 3.1 3.5 2.7
42 41 40 39 38 37 36 35 34 33
2.2 R602
COMB COMB 6DB
1K 1/4W
SW SW AMP
0
2.7 C622
VXD APC1 FSC
50V 1 KA
CLMP
2.5
TINT
AF/D1
0
SW
YC SW ACC BMO
HOR
X-RAY
VCO 0
C PIN
SW
R619
1/256 1.7
V/Y DL BS Y PIN RGB COLOR
4.7K 1/4W +-1%
SHARP SG HOR
SW SW MATRIX CLAMP 5.1
C/D
0
VM DC REST CONTRAST SYNC
AFC1 FBP
BRIGHT SEP NC
1.5 R616
AFC2
VER
OSD
SEP 330 1/4W
2.6
SW
PHASE
VER
SHIFTER 5.2
C/D
DRIVE/CUT-OFF
VER HOR HOR
2.4
CLMP RAMP OUT
VCC
ABL/ACL
3.1
VER D/A
3.1
0
E/W AMP
6 7 8 9 10 11 12 13 14 15 16
3.4 0 2.5 4.3 8.5 2.6 7.8 3.4 3.4 3.5
C647
1 B
23
24
22
R608
L601
4.7K
100uH 0305
R605
27K 1/4W
S819Y
:SINCE THESE PARTS MARKED BY ARE
ATTENTION
:LES PIECES REPAREES PAR UN
CRITICAL FOR SAFETY,USE ONES
DANGEREUSES AN POINT DE VUE SECURITE
DESCRIBED IN PARTS LIST ONLY
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
D E
F G
TU P 5V_SW
Q611
KTC3209_Y
5.0 7.1
5.6
P.CON+5V_SW
Q609
KTC3209_Y
P.CON+5V_SW
Q608
7.1
5.0
KTC3209_Y
R651
5.6
5.0 7.1
8.2
5.6 R632
R623
100 1/4W
100 1/4W
R647
100 1/4W
R660
1M
28
R622
390 1/4W
C621
C601
0.1 B
0.1 B
S809Y
C618
0.022 B
C619 R615
2.2 B
5.6K
R613
100 1/2W
C617
0.33 B
W881
2.1
0
PIN PROTECT
KTC3875S_Y_RTK
C634
C639
1 B
39P CH
CAUTION: DIGITAL TRANSISTOR
ETANT
F G
H
8
R650
UN_REG.12V
3W 8.2 3W
7
6
Y_IN
V_IN
U_IN
27
R618
AFC
5
220 1/4W
H.OUT
26
C651_1
16V 22 KA
0
SW
0.2 H.CTL
Q605
0.8 KRA102SRTK BUFFER
5.0
Q601
KRC102SRTK
5.0
5.0
4
0.2
R635 D613
PROTECT
4.7K 1SS133
2.6 PIN_PROTECT
R656
Q610 0.3
PIN PROTECT
Q612
12K
0 KTC3875S_Y_RTK
VIDEO_IN2
EW_OUT
25
V.OUT
3
ACL
UN_REG.12V
TO CRT/SVM
CP802A_1 (CP802B)
CU276003
CUT_OFF 1
GND 2
R.OUT 3
2
G.OUT 4
B.OUT 5
CLAMP_OFF 6
VM_COIL 7
PCB070
CME077
CAUTION: DIGITAL TRANSISTOR
1
H
G-4