Disney DT1900-C Service Manual page 20

A B
8
TU001
FROM/TO CHROMA
7
GND
IF
L001
TUNER+5V
47uH
0305
AGC
SCL_TP
SDA_TP
6
OSD_R
OSD_G
OSD_B
OSD_BLK
R152
47K
5 TO SOUND/AV R118
47K
VOLUME
R153
47K
AV2
AV1
POWER
R132
4
47K
FROM/TO CHROMA
SCL
SDA
R125
R110
47K
I2C_OFF
3
1K 1/4W
AT+5V
POWER
R111
47K
PROTECT_H
H_CTL
RESET
2
1
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A B
G-1
C
MICON/TUNER SCHEMATIC DIAGRAM
TECC1040PG38W
TM101
RC-JK010
C003
TP001
50V 4.7 KA
NC
R004
100K
C139
0.1 F
C141
0.1 F
R116
47K
R107
100 1/4W
R108
100 1/4W
1/4W
D103
MTZJ5.6B
C101
C113
0.001 B
12P CH
C114
4.8 4.8 0 4.9
5 6 7 8
12P CH
4 3 2 1
0 0 0 0
ATTENTION
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
C
D E
(MAIN PCB)
ACCESSORY
A2001WV2-5P
AT+5V
REMOCON
REMOCON
KEY2
KEY2
KEY1
KEY1
GND
R002 R001
12K 1/2W
12K 1/2W
MICON IC IC101 OEC7108A
4.0
C136 R123
4.8
RED R H.SYNC
0.1 F 4.7K
4.8
R122
4.8
GREEN G V.SYNC
4.7K
0
R121 R131
4.7
BLUE B NC
4.7K 4.7K
4.9
R120
4.9
BLANK P.FAIL
4.7K
2.1
0
DEGAUSS SYNC
0 R133
0
STANDBY_H NC
4.7K
2.8
0
AFT
VOLUME
2.1
R151
0
NC KEY1
4.7K
4.9
0
AV2 KEY2
5.0
0
AV1 X-RAY
R140
2.4 0
EXT MUTE NC
R147
0 0
AUDIO MUTE NC
0 R148
0
NC NC
NC NC
4.8 0
NC
SCL1 NC
R150
0 4.5
NC REMOCON
4.7K
R135
4.9 0
SDA1 NC
4.7K
R149 R136
0 0
NC NC
4.7K
4.7K
5.0 0 W814
I2C_OFF NC
0
X-RAY_TEST HLF
NC NC
R138
0 0
POWER
NC
4.7K
C120
0 0.3
PROTECT_H V.HOLD
0.001 CH
4.9 2.5
H_CTL CVIN
4.9 0
RESET CNVSS
C102
2.7 2.1
27P CH
OSC2 Xin
2.7 2.0
OSC1 Xout
C103
1
CH
4.9 0 27P
VCC VSS
CAUTION
:LES PIECES REPAREES PAR UN ETANT
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
D E
F G
CP101 CD2001
R2003 R2004 R2005
CU251801
AT+5V
560 1K 1.8K
1 1 AT+5V
REMOCON
2 2 REMOCON
KEY2
3 3 KEY2
KEY1
4 4 KEY1
GND
5 5 GND
3
4
R139 100
C140
0.001 CH
4.7K
4.7K
4.7K
C121 220P CH
R130 1K C122 50V 1 KA
R134 C124
0.01 B
470
R.SIGNAL
:SINCE THESE PARTS MARKED BY ARE
CRITICAL FOR SAFETY,USE ONES G.SIGNAL
DESCRIBED IN PARTS LIST ONLY
B.SIGNAL
F G
H
C2001
R2006
R2007
8
25V 10 KA
560 1K
R2009
47 1/4W
1 Vout
2 B+
3 GND
OS2001
PIC-37143TH5
OPE
TEDB72
7
FROM TV POWER
+B
POWER_FAIL
FROM/TO DEFLECTION/CRT
+B
X-RAY
6
FROM CHROMA
HD
VD
SYNC
5
AFT
Y_VIDEO
4
3
2
PCB010
TMD615
1
DEFLECTION SIGNAL
TUNER VIDEO SIGNAL
H
G-2