Toshiba D-VR41KF Service Manual page 45

Digital Signal Process Block Diagram
DVD MECHANISM
TILT
PICK
-UP
TRACKING
FOCUS
TRAY OPEN
BOARD CN1001
ENCODER
CN1003
FE
ENCODER
SLED
MOTOR
M
SPINDLE
MOTOR
CN1002
M
BOARD RELAY
IC201 IC101
RF/
ERROR AMP
CN201
LPC
IC301
MOTOR
DRIVER
FRONT-END
DIGITAL
SIGNAL
PROCESS
CN301
IC202
+3.3V
OP AMP
IC302
MOTOR
DRIVER
DVD MAIN BOARD
NOTE: BOARD MEANS PRINTED CIRCUIT BOARD.
REC VIDEO SIGNAL PB VIDEO SIGNAL
D/A
D/A
VIDEO
D/A
ENCODER
VIDEO
I/F
D/A
D/A
IC701 (VIDEO DECODER)
Y2, AA4,
45-50 DECODER
AB1-AB4
V3, Y3, W1,
39-44 DECODER
Y4, W2, AA3
BACK-END
DIGITAL
SIGNAL
PROCESS
U1
R3
U2
M25
K26
P24
T3
AUDIO
R26
I/F
R2
P2
R1
P3
T2
IC104 (FLASH MEMORY)
FLASH MEMORY
IC102,IC103 (DDR SDRAM)
CN101
DDR SDRAM
1-12-2
REC AUDIO SIGNAL PB AUDIO SIGNAL
G4
M4
CN701
L4 VIDEO-Y(I/P)-OUT 24
VIDEO-Y(I)-OUT 30
K1 VIDEO-C-OUT 22
VIDEO-Cb/Pb-OUT 28
G3 VIDEO-Cr/Pr-OUT 26
CN701
A/D 10 VIDEO-Y/CVBS-IN 10
13 VIDEO-C-IN 8
A/D
IC801
(AUDIO D/A CONVERTER)
CN701
L-CH
7 15 AUDIO(L)-OUT 14
R-CH
AUDIO(R)-OUT 16
6 14
MUTE
8 16 DVD-AUDIO-MUTE 12
AUDIO(L)-IN 20
AUDIO D/A
CONVERTER
4 AUDIO(R)-IN 18
3
2
5
IC802
(AUDIO A/D CONVERTER)
L-CH
7 13
R-CH
8 14
9
AUDIO A/D
10
CONVERTER
11
12
6
BOARD MAIN
CN1501 Q1534 JK1504 (REAR)
28 SPDIF 28 BUFFER DIGITAL
AUDIO OUT
(COAXIAL)
W F 1 0
TO VIDEO
OUTPUT
SELECT
BLOCK
DIAGRAM
(CN1502)
TO VIDEO
INPUT
SELECT
BLOCK
DIAGRAM
(CN1502)
TO AUDIO
INPUT
/OUTPUT
SELECT
BLOCK
DIAGRAM
(CN1502)
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