Micon - Toshiba 27AF53 Service Manual

A B
8
7
R101
R103
560
2.7K
C141
0.001 B
6
FROM/TO SOUND
TV_MUTE
BBE_SW
R105
27K
5
FROM/TO AV
EXT_MUTE
4
FROM/TO POWER
P.FAIL
X-RAY
DEGAUSS_H
POWER
GND
GND2
FROM DEFLECTION
3
X-RAY
TILT_DRIVE
2
1
A B
G-1
C
MICON SCHEMATIC DIAGRAM
OS101
RPM7138-H5
5.0
B+ 3
0
GND 2
4.9
Vout 1
R106
560
MICON IC
IC101 OEC7092A
5.0 0
H_CTL
AUDIO MUTE
R118
4.0 2.0
10K
EXT MUTE PROTECT
R117
0 5.0
4.7K
TILT_Drive 12C_OFF
R110
0 2.1
10K
BBE SW SYNC
2.4 4.0
AFT H SYNC
R112
5.0 4.8
KEY 1 V SYNC
2.2K
R113
5.0 0
KEY 2 BLUE B
2.2K
2.2 0
X RAY GREEN G
R114
5.0 0
REMOCON RED R
47K
0 0
H_TONE_CUT BLANK
NC
R119
0 5.0
PIP_AFT COMB_RESET
NC
10K
R125
0 0
AGC DET
SDA1
10K 1/4W
0 5.0
AV1 SCL1
NC
R107
0 5.0
PIP SD POWER
10K 1/4W
3.5 5.0
P FAIL MCU_CLOCK
5.0 5.0
DEGAUSS H RESET
3.2 2.4
X-RAY TEST CVIN
NC
14.6 2.0
CNVSS VHOLD
C102
2.3 2.0
X.IN HLF
27P CH X101_1
C104
8MHz 1.7 1.0
X.OUT FILT
27P CH
1
0
5.0
VSS VCC
C109
0.1 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.
C
D E
(MAIN PCB)
0
H_CTL
Q101
0
KTC3875S_Y_RTK
0
0
CLAMP SW
R150
Q103
KTC3875S_Y_RTK
0
1K
0
R130
47K
R126
C120
100
0.001 B
D111 MTZJ5.6B
C134
R127 12P CH
3.9K
R128
3.9K
R129
3.9K
R135
R139
3.3K
R136
100 1/4W
4
R140
3.3K
100 1/4W
2 3
R134
10K
R133
1K C115 820P CH
R138
C113 R132
1M
C111
0.1 B 100
R131
C122
0.001 B
C119
1K 50V 1 KA
220P CH
C121
C117
0.01 B
47P CH
C128
0.1 B
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
D E
F G
D102
D103
1SS133
1SS133
D107
1SS133
D108
D104 1SS133
D105
1SS133
1SS133
5.0 5.0 0 5.0
5 6 7 8
4 3 2 1
0 0 0 0
F G
H
8
TEST POINT
CP101 173979-7
GND 1
I2C_SCL 2
7
I2C_SDA 3
I2C_OFF 4
GND 5
AUDIO L 6
AUDIO R 7
FROM/TO TUNER/STEREO
J_AUDIO_OUT_R
J_AUDIO_OUT_L
AFT
SDA
SCL 6
FROM/TO CHROMA
P.CON+5V
AT+5V
H_CTL
CLAMP_OFF
SYNC_OUT
5
HD
VD
OSD_B
OSD_G
OSD_R
OSD_BLK
VM_SW
SW_Y_OUT
POWER
SDA
SCL
RESET
4
FROM/TO SOUND
SDA
SCL
FROM/TO REGULATOR
SDA
3
SCL
2
PCB010
TMC566
1
H
G-2