Toshiba 30HF86C Service Manual page 42

A B
FROM MICON1
8
3D_Y/C_RESET
SCALER_RESET
FROM/TO OPERATION
CP601
(CD601)
A2001WV2-9P
1 Y_OUT
2 GND
3 Pb_OUT
4
GND
5 Pr_OUT
7
6 GND
7 VD_UP
8 HD_UP
W820
9 HBLK
FROM/TO INTERFACE
CP3604A (CP3602)
IMSA-9130B-20-PT1
R706
1 Pb
R705
100
2 Y
6
R780
100
3 Pr
100
4 GND
5 TX NC
6 RX NC
7 +12V
8 DAC_A_L
9 GND
10 DAC_A_R
11 GND
C737
12 +4V
C738
0.1 B
13 +5V
0.1 B
14 AUDIO_L
5
15 GND
16 AUDIO_R
17
GND
18 NC NC
19 NC
NC
20 NC
NC
FROM REGULATOR
P.CON+3.3V_HDMI
P.CON+3.3V_GHYPER
P.CON+9V
P.CON+5V
4
GND
UNREG+12V
TO STEREO
DVI_A_R
DVI_A_L
DAC_A_R
DAC_A_L
3
FROM/TO MICON1
CVIN_MAIN
AV3
AV4
SDA1
SCL1
SDA2
SCL2
C_SYNC
2
FROM TUNER/AV
SWD_U
SWD_V
SWD_Y
Y_OUT
C_OUT
1
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A B
G-17
C D
SYNC COUNT/CONNECTOR SCHEMATIC DIAGRAM
(AV PCB)
Y_SW
C771
4.0
50V 10 YK
0
C772
4.0
YUV SW
25V 10 KA
IC706 NJM2584AM(TE1)
0
C756
3.0 3.0
NC
IN1A IN1B
C798
25V 10 KA
0
CH
0
10P
GND1 NC
NC
C757
3.0 2.4
IN2B OUT1
C758
25V 10 KA
L706
5.0 0
0.01 B
VCC GND2
C759
47uH 0305
0 2.4
16V 47 YK
CTL
OUT2
C773
C754 10V 22
3.0 2.0
IN2A OUT3 KANP
25V 10 KA
0
0
GND3 NC NC
C755
2.4 2.4
IN3B IN3A
25V 10 KA R745
1M
R781
100
L712
100uH 0305
BUFFER
Q705
2SC3052
R750
R757
R749
100
1K
100
5.0 5.0 5.0 0 0 5.2 6.4 0 NC 0 NC 1.0 0 NC
15 14 13 12 11 10 9 8 7 6 5
16 17 18 19 20 21 22 23 24 25 26
0.7 5.0 0 1.0 2.0 4.0 3.5 3.5 2.8 5.1 0
NC NC NC
L703
47uH 0305
R772
1K 1/4W
C D
E F
IC707 NJM2533V
0
IN1 GND
9.0
C782
6.0 4.6 BUFFER
SW OUT
Q710
16V 22 KA
2SC3052
4.0
5.1
IN2 VCC
C778
0
C779
0.01 B
NC NC NC
16V 47 YK
L708
47uH 0305
9.0
AMP D705
4.6
Q704
2SC3052 MTZJ11B
C800
4.0
KANP
16V 47
R763
10
R795
10 1/4W
9.0
R764
4.6
10K
3.9
9.0
AMP
C781 4.5
1.0 3.5 2.0 NC 9.0
Q709
4 3 2 1 16V 10
2SC3052
3.9
KANP
R778
10
27 28 29 30
2.0 1.0 1.0 0.7
9.0
C780 AMP
4.5
Q708
16V 10
2SC3052
3.9
KANP
R782
R777
100
R783
10
100
C8107
W826
0.001 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.
E F
G H
FROM/TO IN/OUT/REGULATOR
(CP3901B)
CP3901A
79107-7016
P.CON+5V 1
P.CON+5V 2
GND 3
GND 4
P.CON+3.3V 5
P.CON+3.3V 6
GND 7
GND 8
3D_Y/C-RESET 9
SCL 10
SOFT RESET 11
SDA 12
GND 13
GND 14
Y_OUT 15
GND 16
GND 17
Pb_OUT 18
Pr_OUT 19
GND 20
VSYNC 21
V_AV 22
C(CVBS) 23
HSYNC 24
GND 25
HD_UP 26
Y(1) 27
GND 28
29
GND
VD_UP 30
Pb(1) 31
32
GND 32
33 GND 33
Pr(1) 34
29
31
30
PCBD20
CED019
W824
NC
G H
8
7
6
5
4
3
2
1
G-18