Toshiba 14N21E2 Руководство по эксплуатации - Страница 21
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A
B
8
R104
R103
R102
R101
2.2K
1.2K
820
390
7
R120
4.7K
C140
220P CH
6
R136
220
1/4W
C108
X101
22P CH
100CT4R013
C109
4MHz
22P CH
1
5
R124
10K
2
R107
1K 1/4W
R116
D102
MTZJ5.1B
3
D108
1SS133
10K
4
3
R108
270 1/4W
C101
4
68P CH
C105
0.1 B
C106
0.0022 B
2
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
1
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A
B
G-1
C
MICON/TUNER SCHEMATIC DIAGRAM
GREEN LED DRIVE
D101_1
Q102
LTL-1BEFJ-002A
KRA102SRTK
R137
G
4.9
0
270
RED LED DRIVE
R
4.8
Q103
2SC2412K
R132
4.8
0
150
4.8
R112
1.5K
MICON W/T.TEXT IC
IC101
OECF013B
4.9
4.9
KEY_IN
REMORT
C110
4.9
4.9
0.047
B
POWER FAIL
RESET
0
0
R117
FORTHD VCR 2
A MUTE
R151
10K
0
4.9
4.7K
FORTHD VCR 1
STEREO RESET
NC
C141_1
0.1 F
0
0
EMERGENCY
DEGAUSS
R152
0
R138
1.9
4.7K
OSC_IN
TU/RGB
4.7K 1/4W
0
2.3
OSC_OUT
(BBE-H)
NC
R139
1.6
4.8
ON_TIMER
(ATS)
4.7K
0.2
R148
4.9
P4.6/PWM6
STANDBY LED
NC
10K
0
4.8
NC
SECAM_VL_H
POWER
0
5.0
R125
NC
TUNER HI
CSO/RESET0/P3.7
10K
0
4.9
R133
H_CONT
I2C_OFF
R134
10K
0
4.9
10K
PROTECT
P3.5
NC
0
0
R123
R135
10K
AV2
P3.4
10K
0
0.7
R144
1.8K
AV1
OSD_B
0.2
R145
1.8K
4.7
V_SYNC
OSD_G
0.2
R146
1.8K
0.6
H_SYNC
OSD_R
0
R147
1.5K
4.9
AVDD1
OSD_FB
C121
4.6
68P CH
2.0
PXFM
SDA
0
4.6
JTRSTO
SCL
0
4.9
GND
VDD
C114
0.1
B
0
2.5
C115
AGND
JTDO
NC
6.3V
1000
YK
0
C111
1.6
CVBS1
WSCF
0.47 B
0
C112
1.8
CVBS2
VPP
82P CH
4.7
4.9
NC
JTMS
AVDD3
4.9
4.9
AVDD2
C118_1
TEST0
1.6
0.6
0.1
F
R113
NC
MCFM
CVBSO
5.6K
4.8
R111
2.1
TXCF
JTCK
NC
CC001
15K
8990TPA002
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
VCO
TP003
NC
4.9
0
4.9
C122
16V
10
KA
RESET IC
IC102
PST3231NR
4.9
0
RESET
NC
NC
4.9
VCC
0
0
GND
NC
NC
5
R140
2.7K
6
R141
2.7K
7
R142
2.7K
8
R143
3.3K
9
R128
100 1/4W
10
R129
100 1/4W
L101
R114
10uH 0305
4.7K
R115
4.7K
4.9
0
4.6
4.6
8
7
6
5
1
2
3
4
0
0
0
0
L102
10uH 0305
ATTENTION
: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
TU001
TUWRF4EG-778F2A
TM101
CP001
003P-2100
RC-GX010
S803X
AGC
TP002
NC
R121
100
CAUTION
:SINCE THESE PARTS MARKED BY
ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
F
G
H
8
ACCESSORY
BT001
R03(AB)2PXGPI
ANT001
T4-216AP-BK
BT002
R03(AB)2PXGPI
7
TEST POINT
CP101
06JQ-ST
GND
1
I2C SCL
2
I2C SDA
3
I2C OFF
4
RF AGC
5
NC
6
6
FROM/TO POWER
P.CON+5V
TUNER_BT
P.FAIL
AT+5V_AVDD
AT+5V_DVDD
GND
DEGAUSS
POWER
EMERGENCY
5
TO SOUND AMP/FRONT AV
A_MUTE
AV1
TO DEFLECTION/CRT
PROTECT
FROM/TO CHROMA/SIF/VIF/21PIN
4
IF
RF_AGC
OSD_B
OSD_G
OSD_R
OSD_FB
SCL
SDA
CVBS_TXT
HD
V_OUT
3
PROTECT
FOR_VCR
2
PCB010
TMC571
CAUTION: DIGITAL TRANSISTOR
1
H
G-2