Toshiba MD20Q42 Service Manual page 45

A B
8
7
FROM POWER
UNREG+5V
GND
UNREG+12V
6
UNREG+8V
GND
5
FROM/TO MPEG/MICON/DSP
(CD4002)
CP8001
A2001WV2-13P
1 GND(D)
2 GND(D)
DVD_CLK
3 SSCCLK/TX
DVD_RDY
4 RDY(I/O(0))/RX
5 GND(M)
6 P.CON+6V
P.CON+5V (DVD)
7 P.CON+A5V
UNREG+3.8V
8 UNREG+3.8V
9 UNREG+3.8V
4
10 GND(A)
SPDIF
11 SPDIF
DVD_DATA_OUT
12 SSCRXD
DVD_DATA_IN
13 SSCTXD
3 FROM/TO AUDIO/VIDEO
CP8002 (CP8101_3)
IMSA-9604S-12C
12 NC
NC
11 GND
DVD_C
10 C
9 GND
DVD_Y
8 Y
7 GND
DVD_A_OUT_L
6 AUDIO-L
5 GND
DVD_A_OUT_R
4 AUDIO-R
ZERO
3 ZERO
2
DVD_RESET
2 DVD RESET
1 EXT_MUTE
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
1
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A B
G-9
C D
REGULATOR SCHEMATIC DIAGRAM
(AV PCB)
UNREG+5V
NC
MOTOR+6V_REG
IC3001
BA00BC0WT-V5
SW IN GND OUT
1 2 3 4
2.7 7.5 0 6.2
D3004 D3005
UNREG+8V
MOTOR+B[+6V] 1N4002-PAN 1N4002-PAN
R3001 R3002
3.9K +-1% 4.7K +-1%
UNREG+12V
12.6
UNREG+12V
11.9
R3008
10K
UNREG+8V
R3009
UNREG+12V
220 1/2W
ATTENTION
NOTE:THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
C D
E F
P.CON+5V_REG
IC3002
KIA278R05PI
IN OUT GND SW
1 2 3 4
5.6 5.0 0 2.8
R3013
1K 1/4W
HS3001
763WSA0029
NC
R3005
5.5 5.2
1.2 3W
4.8
DRIVER
Q3001
R3015
KTA1281_Y
10K 1/4W
FB
5
1.3
P.ON SW
Q3003
4.0
KRC102SRTK
0
0
R3011
R3006
1.5K 1K
R3010
11.9 9.0
33 1/2W
9.6
DRIVER
Q3005
KTC3209_Y
R3007
100 1/4W
12.6
DRIVER
Q3002
KTA1281_Y
P.ON SW
Q3007
0
KRC102SRTK
POWER_ON_H
4.6
0
DRIVER
Q3008
KTC3203_Y
W859
8.0 5.0
3.6
CAUTION
:SINCE THESE PARTS MARKED BY
:LES PIECES REPAREES PAR UN ETANT
CRITICAL FOR SAFETY,USE ONES
DANGEREUSES AN POINT DE VUE SECURITE
DESCRIBED IN PARTS LIST ONLY
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
E F
G H
POWER_ON_H
P.CON+5V
TO SOUND AMP
P.CON+9V
P.CON+5V (DVD)
UNREG+3.8V
TO CHROMA
DVD_Y
DVD_C
P.CON+5V
D3006 D3001
POWER_ON_H
P.CON+8V
11E1-EIC 1N4002-PAN
POWER_ON_H
P.CON+9V
FROM/TO MICON/TUNER
DVD_RESET
DVD_CLK
DVD_RDY
DVD_DATA_OUT
DVD_DATA_IN
P.CON+5V
AT+5V
POWER_ON_H
TO IN/OUT
P.CON+5V
P.CON+9V
AT+5V
AT+5V
SPDIF
DVD_A_OUT_L
DVD_A_OUT_R
ZERO
PCBD20
CME066
ARE
CAUTION: DIGITAL TRANSISTOR
G H
8
7
6
5
4
3
2
1
G-10