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Yamaha Manuals
DVD Recorder
DRX-1
Service manual
Block Diagram - Yamaha DRX-1 Service Manual
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:
Owner's manual
(56 pages)
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Contents
Table of Contents
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Table of Contents
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A
B
1
BLOCK DIAGRAM
U model
AUDIO L
FRONT
1911
A1
Analog input
1
AFCRI
2
AUDIO R
A1
3
AFCLI
V1
2
4
CVBSFIN
5
CVBS
6
8SW
V2
7
CFIN
8
S-VIDEO
V3
9
YFIN
FRONT
1001
4
Digital Video input
IEEE 1394
3
DATA
&CONTROL
DVD & RW ENGINE
1402
FRONT-END I2S
4
TRAY CONTROL
SERVO
RESETN_BE
DISC
READ
LASER
WRITE
5
1000
1
2
3
4
5
6
7
8
PSU
INFRA RED
EYE
1915
7
6
1917
TITLE
TRACK
CHAPTER
TOTAL
5STBY
DVD
RW
SAVCD
HQ SP L:P
EP+
MONITOR
-40
-30
-20
-10
0
OVER
PROLOGIC
MPEG
AC-3
DTS
PCM
MANUAL
FRONT PROCESSOR
7
DISPLAY
C
D
9
ANALOG AUDIO VIDEO
1500
DVIO
DRAM
8051
DV CODEC
1101
1501
4
PHY
LINK
FPGA
AUDIO DAC
SRAM
DIGITAL
SDRAM
DIG.VIDEO
1902
VIDEO MPEG2
MPEG VIDEO
ENCODING
AUDIO MPEG1
7
I2S
EMPRESS
VSM
MPEG
BE_FAN
ANAL.VIDEO
Stream
FRONT-END I2S or //
AV
DECODER
Manager
DIGITAL VIDEO
+ HOST
(Sti5508)
BE_LOADN
2MB
SDRAM
5
S2B
S2B
EMI BUS
SDRAM
DRAM
FLASH 4MB
1900
1
2
3
4
5
6
7
8
9
10 11 12
PSU
2
3 11 12
9
5
6
8
1916
TRACK TIME
REMAIN
CHANNEL
VPS/PDC
AM
PM
SAT
TIMER
RECORD
DECODER
-40
-30
-20
-10
0
OVER
DIGITAL
NICAM
STEREO
SAP
OPEN/CLOSE
PLAY
STOP
RECORD
REC-LEVEL
RELEASE
CHANNEL
MANUAL
TRACK
SEARCH
E
F
1953
A1
1
2
A1
3
V1
4
5
6
V2
7
+3V3
8
+5V
V3
9
+12V
DV_HS_OUT
DV_VS
DV_CLK
VSM_UART2
4
YUV(7:0)
1960
A2
1
ANALOG AUDIO L/R
4
A2
4
YUV-YCVBS/C
CVBS_OUT_B
V9
12
Y_OUT_B
V10
60
14
C_OUT_B
V11
16
R_OUT_B
V12
18
G_OUT_B
V13
20
B_OUT_B
V14
22
22 20 18 16 14
1601
1600
1501
VSM_UART1
4
IRESET_DIG
10
1
VIDEO INPUT
ION
5
6
PROCESSING
A3
1602
AE_WCLK
20
AUDIO ENCODER I2S
AE_BCLK
21
AD_DATAI
18
COAX_IN
3
OPT_IN
DIG. AUDIO
4
SPDIF
2
MUTEN
7
AD_ACLK
9
A4
AD_DATAO
11
AUDIO PCM I2S
AD_WCLK
12
AD_BCLK
14
FLI2200
Video
Deinterlacer
Line Doubler
Y
1800
Y
U
VIDEO
Cr
DENC
Cb
V
RS232
1903
1981
SERVICE
PSU
INT/IPOR1
2
I2C
DIGITAL PCB
1
2
3
4
5
6
7
8
9
10 11 12
0207
+3V3
1
+5V
2
GND
3
+4V6E
4
GND
5
-5V
6
GND
7
+12V
8
G
H
ANALOG
FAN
INTELLIGENT
CONTROL
12V
DC
P50
AFCRI
AFCLI
CVBSFIN
INPUT/OUTPUT
8SW
CONTROL
CFIN
uP
PROCESSING &
YFIN
SOURCE
SELECTION
ANA_R
ANA_L
1954
1982
1900
ADC
DAC
1962
Y
Cr
CLOCK
&
Cb
TUNER
BACKUP
1932
1
2
3
4
5
6
7
1
2
3
4
5
6
7
0209
0205
POWER SUPPLY UNIT
I
J
DRX-1
RC6 IN
AUDIO DIGITAL
AUDIO OPTICAL
AUDIO L/R
AUDIO L/R
Y
PROG. SCAN
Cb
OUT
Cr
Y
COMP.
Cb
VIDEO
Cr
S-VIDEO
S-VIDEO
CVBS
CVBS
CVBS
ANTENNE INPUT
TV OUT
MAINS
AC
107
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