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C
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D-R250SB
Service Manual
34 pgs
3.19 Mb
0
Service manual
191 pgs
20.93 Mb
2
Table of contents
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Toshiba D-R250SB, D-R255SF, D-R255SG Service Manual
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Toshiba Service Manual
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FILE NO. 810-200559
SER
VICE MANUAL
DVD RECORDER
D-R250SB
D-R25
5
SF
D-R255SG
JUL. 2005
S
8-1
8. Block Diagram
4MB FLASH
AM290L323GB
(2Mx 16bit)
64MB DDR-SDRAM
K4H561638F-TCB3
(16Mx 16bitx2wa)
MPEG-2
A/V CODEC
Video
Decoder
mux
(A/I)
RF Tuner
NJM 2267
(6dB AMP)
VPS/Sync
Detector
MM1501
Front Micom
NM1647
NM1501
NM1623
OSD
SCART2 (EXT)
SCART1 (TV)
Video 1
Component
S-Video 1
OSD_SEL
OSD
CVBS
CVBS
RGB
CVBS/Y
RF
AV3
AV1 (CVBS)
AV2 (CVBS)
RGB
V/C
CVBS
Audio
ADC
Tuner
mux
BD3824
EXT2
EXT3
EXT1
Front
RF Tuner
mux
BU4052
Front Micom
Audio
DAC
NOM1647
AV OUT (L/R)
SCART1 (TV)
SCART2 (EXT)
AVI (L/R)
AV2 (L/R)
AV3 (L/R)
L/R
9. Wiring Diagram
9-1
Schematic Diagrams
11-2
11-1 S.M.P
.S. (SMPS PCB)
Schematic Diagrams
11-3
Power
Video
Audio
11-2 Main Connector (DVD PCB)
Schematic Diagrams
11-4
Power
11-3 DDR (DVD PCB)
Schematic Diagrams
11-5
Power
11-4 DV (DVD PCB)
Schematic Diagrams
11-6
Power
Audio
11-5 A/V Codec (DVD PCB)
Schematic Diagrams
11-7
Power
Video
Audio
11-6 Audio In/Out (DVD PCB)
Schematic Diagrams
11-8
Power
Video
11-7 Video Decoder (DVD PCB)
Schematic Diagrams
11-9
AUDIO
VIDEO
11-8 I/O (Jack PCB)
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