Toshiba VTW21FQR Instrukcja serwisowa - Strona 25

Przeglądaj online lub pobierz pdf Instrukcja serwisowa dla TV Toshiba VTW21FQR. Toshiba VTW21FQR 37 stron. Combination 21" flat tv and video cassette recorder/dvd video player/ tele text

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Toshiba VTW21FQR Instrukcja serwisowa
A
B
8
L3001
AT+11.5V
100uH
FROM POWER2
CD8005
(CP3601)
CU2F2201
P.CON+5V_B
7
15
P.CON+5V_B
P.CON+12V
14
P.CON+12V
P.CON+9V_D
13
P.CON+9V_D
C3102
12
UNREG+3.8V
UNREG+3.8V
16V
330
YK
11
UNREG+3.8V
10
GND
9
GND
8
AT+12V
7
MOTOR GND
6
DVD MOTOR GND
AT+5.6V
5
AT+5.6V
4
UNREG+8V
3
SOUND GND
6
SOUND+B
2
SOUND+B
P.CON+30V
1
P.CON+30V
5
W876
FROM/TO POWER2
CD8006
(CP3602)
CU2D3001
TV_POWER_H
1
TV_POWER_H
4
DEGAUSS_H
2
DEGAUSS
3
POWER FAIL
4
VCR_POWER_H
DVD_POWER-H
5
DVD_POWER_H
C3012_1
H_OUT
6
H_OUT
EMERGENCY
7
EMERGENCY
25V
10
KA
8
GND
VD
9
VD
V_OUT
10
V_OUT
V_AMP
11
V_AMP
ABCL
12
ABCL
HD
13
HD
3
FROM/TO MPEG/MICON/DSP/RF_AMP
CP8001
(CD4002)
A2001WV2-11P
1
GND
2
GND
TX
3
TX
RX
4
RX
5
GND(M)
P.CON+9V_D
6
P.CON+9V
2
P.CON+5V_B
7
P.CON+5V
UNREG+3.8V
8
UNREG+3.8V
C3006
9
UNREG+3.8V
0.1
B
10
GND
SPDIF-134
11
SPDIF
NOTE:THE DC VOLTAGE EACH PART WAS
1
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
A
B
H-25
C
REGULATOR1 SCHEMATIC DIAGRAM
9V REG.IC
IC3101
KIA7809API
IN
GND
OUT
DRIVER
Q3101
1
2
3
KTA1281_Y
12.6
0.3
9.3
13.1
12.6
R3109
R3101
12.8
2.2K 1/4W
10K 1/4W
HS6S
HS3101
763WAA0309
SW
Q3102
2SC2412K
12.8
R3102
5.1
1K
0
5V REG.IC
IC3002
KIA7805API
IN
GND
OUT
DRIVER
1
2
3
Q3006
KTC3209_Y
8.1
0.3
5.3
R3007
8.6
8.1
2.2K
7.8
1/4W
HS6S
HS3002
763WAA0309
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C
D
E
(VCR PCB)
5V REG.IC
IC3003
KIA7805API
DRIVER
Q3001
KTC3209_Y
IN
GND
OUT
12.3
11.5
DRIVER
11.6
1
2
3
Q3002
R3008
KTC3209_Y
8.1
0.3
5.3
270 1/4W
R3003
8.6
8.1
2.2K 1/4W
7.8
HS6S
HS3003
763WAA0309
CAUTION
:SINCE THESE PARTS MARKED BY
ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
D
E
F
G
D3003
P.CON+9V
11E1-EIC
AT+5.6V
R3001
1K 1/2W
MTZJ15B
SOUND+B
ATTENTION
:LES PIECES REPAREES PAR UN
ETANT
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
F
G
H
8
TO DEMODULATOR/21PIN
AT+11.5V
P.CON+5V_C
P.CON+8V_A
GND
P.CON+9V
7
TO Y/C/AUDIO/HEAD AMP
P.CON+9V
P.CON+5V_A
GND
VD
FROM/TO MICON
EMERGENCY
RX
TX
DVD_POWER-H
MOTOR_GND
6
P.CON+5V_A
P.CON+5V_C
HD
VCR_POWER_H
AT+12V
AT+5.6V
GND
VD
DEGAUSS_H
TV_POWER_H
D3001
POWER_FAIL[DC]
FROM/TO CHROMA/IF
5
P.CON+5V_A
HD
ABCL
H_OUT
P.CON+8V_A
GND
P.CON+5V_C
P.CON+9V
P.CON+30V
V_OUT
V_AMP
4
TO SOUND AMP
SOUND_GND
SOUND+B
AT+12V
GND
TO SECAM CROMA/Hi-Fi
AT+11V
P.CON+5V_A
GND
AT+11.5V
3
TO T'TEXT/RGB SW
AT+5.6V
P.CON+9V
P.CON+5V_C
GND
TO DVD IN/OUT
P.CON+5V_C
AT+5.6V
P.CON+12V
GND
2
SPDIF-134
SOUND_GND
PCB010
DMD027
1
H
H-26