DKR-2
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DVD VIDEO RECORDER
SERVICE MANUAL
Apr., 2004
S
FILE NO. 810-200413
D-R2SU
D-R2SC
D-KR2SU
DIGITAL VIDEO
1. CIRCUIT SYMBOLS AND SUPPLEMENTARY EXPLANATION
1-1. Precautions for Part Replacement
• In the schematic diagram, parts marked (ex.
F801) are critical part to meet the safety regulations,
so always use the parts bearing specified part codes
(SN) when replacing them.
1-2. Solid Resistor Indication
Unit None ........... W
K ........... kW
M ........... MW
Tolerance None ........... ±5%
B ........... ±0.1%
C ........... ±0.25%
D ........... ±0.5%
F ........... ±1%
G ........... ±2%
K ........... ±10%
M ........... ±20%
Rated Wattage (1) Chip Parts
None ......... 1/16W
(2) Other Parts
None ......... 1/6W
Other than above, described in the Circuit Diagram.
Type None ........... Carbon film
S ........... Solid
R ........... Oxide metal film
M ........... Metal film
W ...........Cement
FR ........... Fusible
Symbol
+
........... Electrolytic, Special electrolytic
NP
........... Non polarity electrolytic
........... Ceramic, plastic
M
........... Film
........... Trimmer
Unit None ........... F
m ........... mF
p ........... pF
Rated voltage None ........... 50V
For other than 50V and electrolytic capacitors,
described in the Circuit Diagram.
Tolerance (1) Ceramic, plastic, and film capacitors of which
capacitance are more than 10 pF.
None ........... ±5% or more
B ........... ±0.1%
C ........... ±0.25%
D ........... ±0.5%
F ........... ±1%
G ........... ±2%
(2) Ceramic, plastic, and film capacitors of which
capacitance are 10 pF or less.
None ........... more than ±5 pF
B ........... ±0.1 pF
C ........... ±0.25 pF
(3) Electrolytic, Trimmer
Tolerance is not described.
Temperature characteristic None ........... SL
(Ceramic capacitor) For others, temperature characteristics are
described. (For capacitors of 0.01 mF and
no indications are described as F.)
Static electricity capacity Sometimes described with abbreviated letters as
(Ceramic capacitor) shown in Eg. 3.
1-3. Capacitance Indication
100k
Rated Wattage Type Tolerance
Eg. 1
104
10x10
4
pF (0.1
m
F)
Temperature characteristic
(or Temperature characteristic+
Static electricity capacity tolerance)
Eg. 3
100
m
Temperature
response
Rated
voltage
Tolerance
Eg. 2
Fig. 3-1-1
Fig. 3-1-3
Fig. 3-1-2
• Using the parts other than those specified shall violate
the regulations, and may cause troubles such as
operation failures, fire etc.
SECTION 3
SERVICING DIAGRAMS
SECTION 3
SERVICING DIAGRAMS
1-4. Inductor Indication
Unit None ........... H
m ........... mH
m ...........mH
Tolerance None ........... ±5%
B ........... ±0.1%
C ........... ±0.25%
D ........... ±0.5%
F ........... ±1%
G ........... ±2%
K ........... ±10%
M ........... ±20%
1-5. Waveform and Voltage Measurement
• The waveforms for CD/DVD and RF shown in the
circuit diagrams are obtained when a test disc is
played back.
• All voltage values except the waveforms are expressed
in DC and measured by a digital voltmeter.
1-6. Others
• The parts indicated with "NC" or "KETU" etc. are not
used in the circuits of this model.
Eg. 4
Eg. 5
Fig. 3-1-4
Fig. 3-1-5
Type name
10
m
Type Tolerance
2. PRINTED WIRING BOARD AND SCHEMATIC DIAGRAM
Fig. 3-2-1
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12 12
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40
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40
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2
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4
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2
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2
3
4
5
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24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
1
2
3
4
GND
CN104
Driver_SCK
W100
FL(+)
FL(-)
Vkk
GND
EVER+5V
FL_5V
DASPX
GND
B_DASP
D_GND
CS0X
B_CS2
B_CS0
B_CS1 CS1X
DA1
PDIAGX
DA0
DA2
DMACKX
GND
INTRQ
IOCS16X
DIORX
GND
IORDY
SPSYNC
DMARQ
GND
DIOWX
GND
DATA0
DATA15
GND
RSV
DATA2
DATA13
DATA1
DATA14
DATA4
DATA11
DATA3
DATA12
DATA6
DATA9
DATA5
DATA10
RESETX
GND
DATA7
DATA8
B_DD6
B_DD9
B_DD5
B_DD10
DRESETB
D_GND
B_DD7
B_DD8
B_DD4
B_DD11
B_DD3
B_DD12
B_DD2
B_DD13
B_DD1
B_DD14
B_DD0
B_DD15
D_GND
NC
B_DMARQ
D_GND
BDIOW
NC
B_DIOR
D_GND
B_IORDY
NC
B_DMACK
D_GND
B_DINTRQ
NC
B_DA1
NC
B_DA0
B_DA2
B_CS0
B_CS1
B_DASP
D_GND
B_DD7
B_DD15
GND
CN703
B_DD1
B_DD14
B_DD4
B_DD11
B_DRESET
D_GND
RxD
CN508
GND
D5V
GND
V-GND
EE40
Eject_SW
LED_Scan2
LED_Scan1
GND
B_DD8
B_DD6
B_DD9
B_DD3
B_DD5
B_DD10
B_DD12
B_DD2
B_DD13
D_GND
B_DD0
NC
B_DMAREQ
D_GND
B_IORDY
B_DIOR
D_GND
NC
BDIOW
NC
B_DMACK
D_GND
B_DA0
B_DA1
NC
B_INTRQ
NC
CR-OUT
CB-OUT
V-GND
CY-OUT
V-GND
Y-OUT
V-GND
CV-OUT
V-GND
C-OUT
A-GND
SPICS
SPIDA
SPICK
PB-LRCK
PB-DATA
IEC958
A-GND
REC-ACK
PB-BCK
A-GND
PB-ACK
A-GND
REC_BCK
REC_DATA
REC_LRCK
CN401
A_GND
C-IN
V_GND
CV/Y-IN
V_GND
RXD(R-T)
TXD(T-R)
RTS(T-R)
CTS(R-T)
EVER6V
GND
EVER6V
GND
ON/OFF15.3V
GND
ON/OFF37V
GND
A_GND
TPO+
TPO-
PowerGood
CPU5V
GND
ON/OFF5V
GND
ON/OFF3.0V
GND
A-GND
GND
GND
TPI+
TPI-
TpAon
TpBop
TpBon
CN506CNZ01
GND
GND
DGND
TpAop
CTS2
SPICK
PB-LRCK
PB-DATA
PB-BCK
CN902
REC_DATA
CR-OUT
CB-OUT
V-GND
CY-OUT
V-GND
Y-OUT
V-GND
CV-OUT
REC_LRCK
GND
GND
REC_BCK
B-B
TPO-
GND
TXD(T-E)
RTS(T-E)
CTS(E-T)
CN706
C-IN
GND
CV/Y-IN
GND
RXD(E-T)
TPI-
GND
GND
TPO+
GND
TPI+
-
LNB_ON/OFF
REMOTE
GND
Power_SW
LED_Scan0
LED_Out3
LED_Out1
Driver_CS
Power_LED
CN704
Audio_R
GND
TxD
-
GND
WriteEnable
TimerReset
5vcpu
Audio_L
GND
Video_COMP
GND
PowerGood
CPU5V
GND
ON/OFF5V
GND
ON/OFF3.0V
GND
ON/OFF-9V
GND
ON/OFF+9V
GND
EVER6V
GND
EVER6V
GND
NC
GND
ON/OFF37V
GND
GND
D+5V
GND
D+3.3V
GND
D+1.5V
GND
D+1.5V
D+3.3V
GND
D+1.5V
GND
FL(+)
GND
CN105
GND
FL_5V
EVER_5V
Vkk NC
CN102
12V
GND
GND
5V
MOTOR(+)
MOTOR(-)
CN106
FL(-)
CN201
CN501
CN500
RTS2
TXD2
RXD2
GND
GND
D3.3V
FLSSHW-X
LED_Out2
LED_Out0
REMOTE
GND
Power_SW
Power_LED
Eject_SW
LED_Scan2
LED_Scan1
LED_Scan0
DATA4
DATA11
DATA3
DATA12
TPBon
TPBop
B-B
CN170
GND
TPAop
TPAon
CN102
LED_Out3
LED_Out1
CN101
PowerON0
PowerON1
FAN_CNT
D1.5V
PowerON0
PowerON1
FAN_CNT
Vkk
GND
ON/OFF+9V
GND
GND
D3.3V
DATA6
DATA9
DATA5
DATA10
RESETX
GND
DATA7
DATA8
DATA2
DATA13
DATA1
DATA14
DATA0
DATA15
GND
RSV
DMARQ
GND
DIOWX
GND
DIORX
GND
IORDY
SPSYNC
DMACKX
GND
INTRQ
IOCS16X
DA1
PDIAGX
DA0
DA2
CS0X
CS1X
DASPX
GND
12V(YELLOW)
GND(BLACK)
GND(BLACK)
5V(RED)
B-B
PB-ACK
CN701
GND
D1.5V
GND
D3.3V
D1.5V
GND
CNW01
CN702
A-GND
REC-ACK
A-GND
C-OUT
A-GND
SPICS
SPIDA
IEC958
GND
Driver_In
Driver_Out
Driver_SCK
W100R W150
Power_SW
Power_LEDPower_LED
EVER+5V
REMOTE
GND
Power_SW
EVER+5V
REMOTE
GND
Driver_Out
GND
Video_Y
GND
GND
Audio_L
GND
Video_COMP
Driver_CS
GND
LED_Out2
LED_Out0
GND
Driver_In
CN171
Video_C
GND
Line2_S
GND
Line2_S
Audio_R
Video_C
Video_Y
GND
W051
FFC
52559-4082
127301123K2
MOUNT
52806-1010
FAN
LEADS
CABLE
memo
W004 LEADS CABLE 05 120
W008 LEADS CABLE 04 250
W016 LEADS CABLE 12 260
W100 LEADS CABLE 07 140
W101 PARALLEL CABLE 05 58
W170 WIREAWG22M3L110 01 110
memo
W051 FFC 40 360
W051A ATAPI-FFC-UNT
W053 FFC 18 210
W058 FFC 11 410
52806-1110
LEADS
CABLE
FFC
1394 SHIELD
LEADS CABLE
LEADS
CABLE
RAM DRIVE
W051A
ATAPI-FFC-UNT
W004
W058
W170
FFC
W053
W100
W008
W101
PARALLEL
DV connector
no use
LEADS
CABLE
W016
EU03A
FRONT RIGHT
EU03B
FRONT
LEFT
EU55
JACK
EU05
MOTHER
RAM1 RAM DRIVE
EU01
DIGITAL
EU02
POWER
FL_Tube
FRONT PANEL UNIT
AC 120 V
DC FAN
AC IN
Audio LPF
&Amplifier
ANALOG
CIRCUIT
Lch
Rch
R.S
POWER_UN IT
12.5MHz
32.768KHz
KEY
Y
P
B
P
R
VIDEO
ANALOG
CIRCUIT
OUT
SVideo
Audio OUT
INTERLACE/PROGRESSIVE /
COLOR DIFFERENCE
Video OUT
COMPOSITE
Video OUT
Video OUT
OPTICAL.
DIGITAL.OUT
DVDRAM/RWDrive
INPUT
Line Selector
V/U Tuner
ENG36501G
uPD72852
1394 PHY
uPD61171F1
FRAME SYNC
ENCODE
ENCRIPT
ATAPI DRV
DECRIPT
DECODE
GRAPIC
NTSC ENCODE
MAIN CPU
uPD72893
1394 A V LINK
DV
uPD64011B
3D Y/C_DNR+
ADC+Decoder
OSC
27MHz
Audio
AD Converter
AK5365
Audio
D/A Converter
PCM1751
NJM2115
16Mbit
SDRAM
12.288MHz
16Mbit
SDRAM
256Mbit
DDR-SDRAM
X4
64kbit
EEPROM
PLL
64Mbit
FLASH ROM
OUT_1
OUT_1
IN_3
IN_2
IN_1
VHF/UHF
Timer CPU
uPD784225Y
FL_Driver
BU2879AK
24.576MHz
24.576MHz
4.0MHz
S-in
S-in
S-in
C_Video-in
C_Video-in
C_Video-in
Audio-in L/R
Audio-in L/R
Audio-in L/R
MPN5216
Type: SD-W3002
IC512
IC504
IC502
IC503
IC901
IC515, IC516
IC520, IC521
IC101
IC301
IC302
ICA01
IC700
MB01
ICA19
--- Digital 1
--- Front
--- Audio
--- Timer
--- Tuner
--- Digital 2 (Audio/Video)
Fig. 3-3-1
3. BLOCK DIAGRAMS
3-1. Overall Block Diagram
10134
A
B
C
D
E
G
2 5 6 7 89
F
Fig. 3-4-1
4. CIRCUIT DIAGRAMS
4-1. Power Supply Circuit Diagram
134
A
B
C
D
E
G
2 5
F
4-2. Front Circuit Diagram
4-2-1. Front Jack Circuit Diagram
Fig. 3-4-2
134
A
B
C
D
E
G
2 5
F
4-2-2. Front L Circuit Diagram
Fig. 3-4-3
10134
A
B
C
D
E
G
2 5 6 7 89
F
Fig. 3-4-4
4-2-3. Front R Circuit Diagram
Fig. 3-4-5
4-3. Digital Circuit Diagram
4-3-1. Digital 1 Circuit Diagram
4-3. Digital Circuit Diagram
4-3-1. Digital 1 Circuit Diagram
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