DOWNLOAD Harman Kardon CDR 30 (serv.man10) Service Manual ↓ Size: 6.01 MB | Pages: 78 in PDF or view online for FREE

Model
CDR 30 (serv.man10)
Pages
78
Size
6.01 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
cdr-30-sm10.pdf
Date
PREV: Harman Kardon CDR 30 (serv.man9) User Manual / Operation Manual

Harman Kardon CDR 30 (serv.man10) Service Manual ▷ View online

-21-
NO
• Check the communication Iines
between IC320 and IC301.
• Check and replace the IC302 or
IC301.
Writing Part Check.
Does the unit
becomes stand-by mode to
record/dubbing?
YES
NO
Eject Tray.
Go to “ALPC Logic Circuit Check”.
Dose Writing finish 
without any error?
YES
NO
NO
Go to “BETA Measurement
Circuit Check”.
Check the connection of IC301
pin 187 and replace IC301.
Is the written file 
read nomally?
Is the re-written file 
readed nomally?
Is
ROPCSH input signal 
Pulse when CD-R writing
(IC108 pin 43)
YES
YES
Refer “Laser is abnormal”.
Load tray with CD-R/RW Disc.
Start Recording or dubbing.
OK
YES
NO
-22-
IC325 Pin 10(CDR/RWS)=“H”?
YES
YES
IC320 Pin 78(RFBETA):
2+/-1.0V?
Is BETA signal nomal?
(IC325 pin 14)
YES
BETA Measurement circuit ceck
IC108 Pin 86(RRF):3+/-1.0V?
RRFIN:2+/0.7V?
(IC108 PIN85)
NO
NO
NO
NO
YES
YES
After inserting Test Dise(TCD-784),
start playing.
K
Check the replace the IC325(BU4052)
•Check the connection of IC108 pin 86.
•Check and replace the IC108
(CXA2551R).
•Check the connection of IC109.
•Check and replace the IC109. 
•Check the connection of IC320 pin 20.
•Check and replace the IC320(MICOM). 
•Check the connection of IC108 pin 82.
•Check and replace the IC108. 
-23-
OVERALL WIRING DIAGRAM 1
CD-RW Board
Dig. Jack Board
CD-P Board
PWR Board
I/O Board
PWR LED  Board
Front Board
H/P jack Board
30
11
21
1
1
21
26
1
20
5V
5V
A
GN
D
GN
D
M1
2
V
NC
1
8
PI
C
K
-U
P
SL
E
D
SP
IN
D
L
E
P
W
R_
CT
L
5
V
(U-C
O
M
)
12V
M
DG
ND
MG
N
D
5V
M
AG
N
D
5V
A
PW
R
_
F
A
IL
1
9
PI
C
K
-U
P
S
P
INDL
E
F2
5
1
F4
1
3
F1
F3
6
C
D
-R
W
Load
Load
1
26
Sled
Download
Download
10
1
1
30
1
GN
D
5V
F
NC
GN
D
DI
G
_
IN
OP
T
_
IN
GN
D
5V
F
NC
GN
D
DI
G
_
IN
OP
T
_
IN
6
1
F1
CN803
CN805
LO
U
T
RO
U
T
RGND
RIN
LOUT
LGND
LIN
ROUT
RGND
RIN
LOUT
LGND
LIN
ROUT
6
1
CN805
F2
F1
F2
-3
4
V
F1
-3
4
V
-3
4
V
-3
4
V
GN
D
FL
D
_
RS
T
GN
D
FL
D
_
T
X
D
KE
Y
IN
_
1
RM
C_
IN
FL
D
_
CS
FL
D
_
C
L
K
5V
F
5V
U
KE
Y
IN
_
2
GN
D
KE
Y
IN
_
0
GN
D
F2
F1
F2
-3
4
V
F1
-3
4
V
-3
4
V
-3
4
V
GN
D
FL
D
_
RS
T
GN
D
FL
D
_
T
X
D
KE
Y
IN
_
1
RM
C_
IN
FL
D
_
CS
FL
D
_
C
L
K
5V
F
5V
U
KE
Y
IN
_
2
GN
D
KE
Y
IN
_
0
GN
D
CN807
F4
PN511
5. RED
1. HP_L.
F4
PN511
5. RED
1. HP_L.
F3
1.
F
L
D
_
C
S
.
.
.
20
.F
2
PN512
F2
PN508
6. OPT_IN
1. NC
F2
PN508
6. OPT_IN
1. NC
11
HP_R
MPREQ
GR
EE
N
F+
RE
D
HP
_
R
GN
D
HP
_
L
RE
D
GN
D
F
GN
D
3
4
5V
F
GR
EE
N
GN
D
-34V
1
3
RE
D
GR
EE
N
GN
D
PN8511
PN802
PN901
PN8802
F-
PN509
9.
P
W
R
_
FA
IL
.
.
.
.
.
1
.
P
W
R_
CT
L
DI
G
_
IN
MPREQ
CDR_EMPH
CDR_EMPH_OUT
CDP_33M
GND
P_CLK
P_DATA
P_LRCK
GND
CDP_DOUT
SW_STATE
P_DAMOD
GND
DIG_F_IN
PWR_MUTE
GND
M12V
AGND
5VD1
GND
-15V
GND
5V
REC_TXD
REC_RXD
GND
OP
T
_
IN
MC
L
K
CD
R_
C
L
K
CD
R_
L
R
C
K
GN
D
S_
M
C
K
GN
D
BC
K
DA
T
A
CD
R_
D
A
T
A
DA
M
O
D
GN
D
AD
_
C
LK
AD
_
L
R
C
K
AD
_
D
A
T
A
LR
C
K
CD
R_
M
U
T
E
_
O
U
T
XR
S
T
CD
P
_
M
U
T
E
_
O
U
T
C
D
P_
E
M
PH
_
O
U
T
GN
D
HP
_
L
HP
_
R
PW
R
_
M
U
T
E
CD
R_
E
M
P
H
_
O
U
T
DUB_
S
E
L
R_
D
O
U
T
P_
D
O
U
T
DI
G
_
IN
EX
T
_
R
M
C
OP
T
_
IN
MC
L
K
CD
R_
C
L
K
CD
R_
L
R
C
K
GN
D
S_
M
C
K
GN
D
BC
K
DA
T
A
CD
R_
D
A
T
A
DA
M
O
D
GN
D
AD
_
C
LK
AD
_
L
R
C
K
AD
_
D
A
T
A
LR
C
K
CD
R_
M
U
T
E
_
O
U
T
XR
S
T
CD
P
_
M
U
T
E
_
O
U
T
C
D
P_
E
M
PH
_
O
U
T
GN
D
HP
_
L
HP
_
R
PW
R
_
M
U
T
E
CD
R_
E
M
P
H
_
O
U
T
DUB_
S
E
L
R_
D
O
U
T
P_
D
O
U
T
DI
G
_
IN
EX
T
_
R
M
C
6.
F+
.
.
.
1.
5
V
F
5V
6
1
P_
D
A
M
O
D
GN
D
P_
D
A
M
O
D
HP
_
R
1
8
PN402
CN401
CN901
PN401
PN403
GND
EXT_RMC
XRST
CDP_MUTE
CDP_EMPH_OUT
GND
HP_L
HP_R
DGND
5VD2
+15V
+12V
12
1
5V
GND
CN403
CN701
PN904
PN8901
PN507
PN201
Load
Load
Download
Download
PN506
-24-
OVERALL WIRING DIAGRAM 2
Drive
RF Amp
EPROM
AT27LV010A
ATMEL
SERVO DSP
+ DECODER
SERVO DSP
+ ENC/DEC
MUX
MUX
SRC
CS8420
CIRRUS
MUX
Buffer
Buffer
u-COM
u-COM
ANALOG
DIGITAL
OPTICAL
AUTO
CD
S V
TRACK
TOTAL
REMAIN
TIME
SRC
CD
R
W
ERASE
FINALIZE
RECORD
SYNC
DUBBING
COPY  PROHIBIT
DUAL
RANDOM
PROG
REPEAT
1
ALL
RANDOM
PROG
REPEAT
1
ALL
MP3
X2
X4
HD C D
R
-A
-60
-40
-20
-10
-3
0
3
dB
L
TITLE
CHP
DVD
TRACK
TOTAL
REMAIN
TIME
ANALOG
DIGITAL
OPTICAL
AUTO
CD
S V
TRACK
TOTAL
REMAIN
TIME
SRC
CD
R
W
ERASE
FINALIZE
RECORD
SYNC
DUBBING
COPY  PROHIBIT
DUAL
RANDOM
PROG
REPEAT
1
A-B
ALL
RANDOM
PROG
REPEAT
1
A-B
ALL
MP3
X2
X4
X2
X4
HD C D
HD C D
HD C D
R
-
-60
-40
-20
-10
-3
0
3
dB
L
R
R
-
-60
-40
-20
-10
-3
0
3
dB
-
-60
-40
-20
-10
-3
0
3
dB
L
L
TITLE
CHP
DVD
TRACK
TOTAL
REMAIN
TIME
FL DRIVE
KEY
Drive
(Spindle,Focus,Tracking)
RF Amp
CDP
CDRW
ANALOG
POWER
I/O
OPTIC
COAX
FPGA
Sled
DAC
DAC
ADC
MUX
S/W
S/W
MUX
FPGA
HDCD & MP3
CS493302
CIRRUS
AK4393
AKM
AK5351
AKM
AK4393
AKM
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