Toshiba 21V33E2 Servis Kılavuzu - Sayfa 21

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Sayfayı Yazdır
A
B
8
R104
R103
R102
2.2K
1.2K
820
7
R120
4.7K
C129
220P CH
C140
220P CH
6
C108
X101
22P CH
100CT4R013
C109
4MHz
22P CH
1
5
R107
1K
D102
MTZJ5.1B
D108
1SS133
4
3
4
2
1
A
B
G-1
C
MICON/TUNER SCHEMATIC DIAGRAM
LED DRIVE
ON TIMER
Q102
D103
2SA1037AK
R137
R101
3.6
3.1
180
LTL-1CHGE-002A
390
LED DRIVE
0
STAND BY/P.ON
GREEN
Q103
D101
2SA1037AK
3.7
0.0
SLR-342VCT32
4.9
RED
MICON W/T.TEXT IC
IC101
OECF013B
4.9
4.9
KEY_IN
REMORT
4.9
4.9
POWER FAIL
RESET
0
0
FORTHD VCR 2
A MUTE
0
4.9
FORTHD VCR 1
STEREO RESET
0
0
C141
0.1
B
EMERGENCY
DEGAUSS
R125
4.7K
2.2
0
S808X
OSC_IN
TU/RGB
2.3
0
OSC_OUT
NC
(BBE-H)
NC
0
1.8
ON_TIMER
ATS
0
4.9
NC
P4.6/PWM6
STANDBY LED
0
4.8
NC
SECAM_VL_H
POWER
0
0
NC
TUNER HI
NC
NC
R133
0
4.9
10K
H_CONT
I2C_OFF
C143
0
0.5
0.1 B
PROTECT
P3.5
NC
R123
0
0
10K
AV2
P3.4
NC
R124
0
0.7
10K
100P CH
AV1
OSD_B
2
4.6
0.2
100P CH
V_SYNC
OSD_G
R116
3
0.5
0.2
10K
100P CH
H_SYNC
OSD_R
R131
4.9
0
100K
150P CH
AVDD1
OSD_FB
C132
30P CH
2.0
4.9
R110
PXFM
SDA
5.6K
0
4.9
JTRSTO
SCL
0
4.9
GND
VDD
0
1.3
AGND
JTDO
NC
C111_1
1.4
0
CVBS1
WSCF
0.47 F
1.2
0
R108
C112
CVBS2
VPP
270
82P CH
4.8
4.9
C101
0.1
NC
JTMS
AVDD3
68P CH
4.9
4.9
AVDD2
TEST0
C105
1.6
1.4
R113
NC
MCFM
CVBSO
0.1 B
5.6K
2.1
4.8
C106
R111
TXCF
JTCK
NC
0.022 B
15K
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)
OS101
RPM7138-H5
R132
4.9
0
4.9
C122
560
16V
10
KA
R151
R150
4.7K
1K 1/4W
R152
100
1/4W
R148
10K
R134
10K
C125
5
R144
1.8K 1/4W
C126
R140
2.7K
6
R145
1.8K 1/4W
C127
R141
2.7K
7
R146
1.8K 1/4W
C128
R142
2.7K
8
R147
1.2K 1/4W
R143
1.5K
L101
C114
10uH 0305
0.1
B
C115
10
10
6.3V
2200
YK
C118
9
L102
B
10uH 0305
4.9
0
4.9
4.9
8
7
6
5
SH101
752WSA0087
1
2
3
4
0
0
0
0
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
D
E
F
G
TU001
TUWRF4EG-778F2A
CP001
003P-2100
RESET IC
IC102
PST3231NR
RESET
NC
NC
VCC
GND
NC
NC
R121
100 1/4W
R128
100
R129
100
F
G
H
8
ACCESSORY
UM-4
BT001
R03(AB)2PXGPI
UM-4
TM101
BT002
RC-GX020
R03(AB)2PXGPI
7
TEST POINT
TEST POINT
CP101
06JQ-ST
GND
GND
1
I2C_SCL
I2C_SCL
2
I2C_SDA
I2C_SDA
3
I2C_OFF
I2C_OFF
4
RF_AGC
RF_AGC
5
6
NC
NC
6
FROM/TO POWER
FROM/TO POWER
P.CON+5V {2,4,7}
TUNER_BT {7}
P.FAIL {5,7}
GND {2,3,4,5,6,7}
AT+5V_AVDD {5,7}
AT+5V_DVDD {7}
DEGAUSS {7}
POWER {7}
EMERGENCY {7}
5
FROM/TO IF/CHROMA
FROM/TO IF/CHROMA
RF_AGC {2}
IF {2}
OSD_B {2}
OSD_G {2}
OSD_R {2}
OSD_FB {2}
CVBS_TXT {2}
V_OUT {2,6}
4
PROTECT {2,6}
H_CONT {2}
SCL {2,4}
SDA {2,4}
TO SOUND AMP
A_MUTE {5}
FROM/TO STEREO
STEREO_RESET {4}
SCL {2,4}
SDA {2,4}
3
FROM/TO DEFLECTION/CRT
AFC {2,6}
PROTECT {2,6}
FROM/TO 21PIN/AV SW
AV1 {3}
FORTHD_VCR_1 {3}
2
PCB010
TMC572
1
H
G-2