Toshiba MW20F52 Service Manual page 80

A B
8
7
6
5
4
3
+B
2
NOTE:THE DC VOLTAGE EACH PART WAS
1
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
A B
G-27
C
REGULATOR SCHEMATIC DIAGRAM
6.9
5.7
AT+5V OUT
Q3003
KTC3209_Y 5.1
6.6
BACKUP+5V
Q3014 C3005
5.7
KTC3209_Y
5.1 6.3V 470 YK
C3002
10V 100 YK
R3010
9.3
7.8
18 1W P.CON+8V SW
8.4 Q3002
KTC3209_Y
R3006
100 1/4W
P.CON+5V OUT IC
IC3004
KIA278R05PI
IN OUT GND SW
1 2 3 4
6.4 5.4 0.3 4.1
R3008
330
1/4W
S828X
HS3003
763WAAA077
S813X S813Y
R3012
0.68 3W
R3002
R3005
56K 1/2W
4.7K
R3004
R3003
10K 1/4W
56K 1/2W
12.3
13.0 12.9
P.CON+12V SW
Q3007
KTA1281_Y
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C
D E
(VCR PCB)
W912
R3001 D3005
100 1/4W 11EQS04TA1B2
P.CON+5V_A OUT IC
IC3003
KIA278R05PI
IN OUT GND SW
BUFFER 5.1
1 2 3 4 4.7
Q3015
2SC3052-T1
6.4 5.1 R3015 0.2 4.1
270
4.1
1/4W
W809
HS3002
763WAAA077
P.CON+6V_D OUT IC
P.CON+5V_D OUT IC
IC3002 KIA278R06PI
IC3001 KIA278R05PI
IN OUT GND SW
IN OUT GND SW
1 2 3 4 1 2 3 4
0 4.0
6.4 5.3 0.2 4.0 12.8 6.0
R3009 L3002
330
1/4W 10uHTSL0808
R3025
3.9 2W
5.1
4.6
4.0
S829Y
SW
0
Q3011
2SC3052-T1
0.7
0
R3020
P.CON+5V_C SW
100 1/4W 5.1 Q3010
KTC3209_Y
8.0 5.1
R3021
D3007
11E1-EIC 22 1W
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
FROM/TO TV POWER
MOTOR+12V
P.CON+12V
UNREG+8V
UNREG+5V
+B
AT5.7VREG
GND
TO DIGITAL COMB/FILTER
P.CON+5V
P.CON+12V
P.CON+8V
VCR_POWER_H
AT+30V
TO Y/C/AUDIO/HEAD AMP
P.CON+5V
AT+12V
P.CON+8V
P.CON+5V
UNREG+5V
BACKUP+5V
AT+5V
P.CON+8V
FROM/TO MICON
VCR_POWER_H
8.5VREG
AT+12V
P.CON+5V_C
DVD_H
AT+5V
BACKUP+5V
P.CON+5V
TO IN/OUT
AT+5V
P.CON+5V
P.CON+6V_DH P.CON+8V
P.CON+5V_D
TO SOUND AMP/SURROUND
P.CON+8V
USB+5V
FROM/TO CHROMA/IF
DVD+3.8V
8.5VREG
BUFFER
Q3001 AT5.7VREG
2SC3052-T1 R3007
DVD_H
P.CON+8V
15K
P.CON+5V
P.CON+5V_C
TO Hi-Fi/DEMODULATOR
P.CON+5V
P.CON+12V
TO DVD IN/OUT
R3016
VCR_POWER_H
AT+5V
10K
P.CON+12V
DVD+3.8V
P.CON+5V_D
P.CON+6V_DH
P.CON+5V_C
USB+5V
P.CON+12V
AT+30V
CAUTION
:SINCE THESE PARTS MARKED BY ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
F G
H
8
7
6
5
4
3
2
PCB010
DME069
1
H
G-28