Page 1
FILE .NO
Service Manual
Compact Disc Player
REFERENCE No. SM5810438
CDP-990 (XE)
CDP-990A (XE)
CDP-990B (SP)
PRODUCT CODE No.
164 098 05 990/XE
164 098 06 990A/XE
164 098 07 990B/SP
CONTENTS
Specifications ...................................................................Top
Laser beam safety precautions........................................1
Exploded view (cabinet and chassis)...............................1
Parts list ...........................................................................2
IC block diagram and description.....................................3
Wiring Connectgion.......................................................... 5
Schematic diagram ..........................................................6
Wiring diagram (CD Main)................................................8
Wiring diagram (Display).................................................. rear
Page 2
- 1 -
LASER BEAM SAFETY PRECAUTIONS
• Pickup that emits a laser beam is used on this CD section.
EXPLODED VIEW
1
3
4
6
72
14
15
16
17
7
5
71
9
10
11
2
8
Y01
Y02
Y01
Y02
Page 3
- 2 -
PRODUCT SAFETY NOTICE
EACH PRECAUTION IN THIS MANUAL SHOULD BE FOLLOWED DURING SERVICING. COMPONENTS IDENTIFIED WITH THE
IEC SYMBOL
!
!!
IN THE PARTS LIST AND THE SCHEMATIC DIAGRAM DESIGNATED COMPONENTS IN WHICH SAFETY CAN
BE OF SPECIAL SIGNIFICANCE. WHEN REPLACING A COMPONENT IDENTIFIED BY
!
!!
, USE ONLY THE REPLACEMENT PARTS
DESIGNATED, OR PARTS WITH THE SAME RATINGS OF RESISTANCE, WATTAGE OR VOLTAGE THAT ARE DESIGNATED IN
THE PARTS LIST IN THIS MANUAL. LEAKAGE-CURRENT OR RESISTANCE MEASUREMENTS MUST BE MADE TO DETERMINE
THAT EXPOSED PARTS ARE ACCEPTABLY INSULATED FROM THE SUPPLY CIRCUIT BEFORE RETURNING THE PRODUCT TO
PARTS LIST
CAUTION : Regular type resistors and capacitors are not listed. To know those values, refer to the schematic diagram.
Regular type resistors are less than 1/4W carbon and chip type and 0 ohm chip resistors.
Regular type capacitors are less than 50V and less than 1000µF of Ceramic and chip type and Electrolytic type.
PACKING & ACCESSORIES
REF.NO. PART NO. DESCRIPTION
645 057 5273 ADAPTOR AC/DC,VDE
645 057 7598 BLISTER BOTTOM(SP)
645 057 7581 BLISTER TOP(SP)
645 063 8688 CARD BLISTER CLAMSHE(SP)
645 063 8619 GIFT BOX(990/XE)
645 063 8602 GIFT BOX,
FOR UNIT&SPK.BOX(990A/XE)
645 057 5563 INSTER PAPER(990/XE)
645 057 5563 INSTER PAPER(990A/XE)
645 063 8640 INSTRUCTION MANUAL,
1AD6P1P1798—(990/XE)
645 063 8626 INSTRUCTION MANUAL,
1AD6P1P1908—(SP)
645 063 8633 INSTRUCTION MANUAL,
1AD6P1P1910—(990A/XE)
645 057 5457 POLYBAG,EARPHONE(XE)
645 057 5464 POLYBAG,
I/B & WARRANTY CARD(SP)
645 057 5464 POLYBAG,I/B(XE)
645 057 7475 POLYBAG,PACKING(SP)
645 063 8589 POLYBAG,UNIT(SP)
645 057 7604 SPEAKER BOX,1PAIR(990A/XE)
645 063 8480 STEREO EARPHONE
CABINET & CHASSIS
REF.NO. PART NO. DESCRIPTION
1 645 063 8275 ASSY CD LID
2 645 057 5419 CD DOOR PIN
3 645 063 8558 BUTTON SET L,REPEAT
4 645 063 8565 BUTTON SET R,PLAYMODE
5 645 063 8541 BUTTON FUNCTION,
CLEAR/TRANS/ABS
6 645 057 5600 CD DOOR SPRING,STEEL
7 645 063 8497 CABINET TOP
8 645 057 7451 KNOB OPEN,DOOR
9 645 057 5402 CD DOOR LOCKER
10 645 057 5426 CD DOOR LOCK SPRING,STEEL
11 645 057 5594 RUBBER CUSHION,
FOR CD MECHA
14 645 057 5235 BATT CONTACT SPRING+
15 645 057 5310 BATT LID
16 645 057 4993 ASSY CABINET BOTTOM
17 645 057 5587 CD MECHANISM
FIXING PARTS
REF.NO. PART NO. DESCRIPTION
Y01 645 057 5433 SCR 1.7X4,CD BD
Y02 645 057 5440 SCR 2X10,TOP CAB TO BTM CAB
DISPLAY P.W.BOARD ASSY
REF.NO. PART NO. DESCRIPTION
71 614 325 7691 ASSY,PWB,DISPLAY
CN400 645 057 5204 14P FILM CABLE CON.
D0401 645 016 8956 SW DIODE 1N4148
D0402 645 016 8956 SW DIODE 1N4148
D0403 645 016 8956 SW DIODE 1N4148
LCD01 645 057 5259 LCD DISPLAY
645 057 5242 CONNECTION PLATE
CD MAIN P.W.BOARD ASSY
REF.NO. PART NO. DESCRIPTION
72 614 328 3836 ASSY,PWB,CD MAIN
C0102 403 056 8905 POLYESTER 1000P M 50V
CN101 645 057 5167 6P WAFER
CN401 645 057 5181 14P FILM CABLE R/A C
or 645 057 5174 14P FILM CABLE R/A C
D0101 645 016 9250 RECTIFIER
D0102 645 016 9250 RECTIFIER
D0103 645 057 5099 DIODE 1N5818
D0104 645 016 8956 SW DIODE 1N4148
D0400 645 016 8956 SW DIODE 1N4148
D0404 645 016 8956 SW DIODE 1N4148
D0405 645 016 8956 SW DIODE 1N4148
IC101A 645 057 5020 IC FAN8038B
IC201A 645 057 5037 IC SIL9223B02-TORO
IC301A 645 057 5044 IC S5L9286F02-TORO
IC401A 645 057 5051 IC S3C70F4X11-SOB4
IC601A 645 057 5013 IC FAN7000D
J0101 645 027 1434 DC JACK 3PINS(DC-014)
J0302 645 026 8663 STEREO JACK EJS-3-0935G
L0101 645 057 5136 CHOKE COIL
L0102 645 057 5143 CHOKE COIL
L0103 645 057 5129 CHOKE COIL
CN201A 645 057 5198 16P FILM CABLE R/A C
Q0102 645 057 5068 TR 2SA1585SR
Q0103 645 057 5075 TR 2SC4115SR
Q0104 645 057 5075 TR 2SC4115SR
Q0201 645 057 5082 TR 2SA933SR
SW402 645 057 5150 SW TACT
VR601 645 057 5112 ROTARY VOL,R1016G21B1-A50K
X0401 645 020 3572 CERAMIC RESONATOR,
MXW040-TF01
645 057 5211 BATT CONTACT SPRING
645 057 5228 BATT CONTACT SPRING
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- 3 -
IC BLOCK DIAGRAM & DESCRIPTION
44
1
2
3
4
5
6
8
9
10
11
12 13 14 15 16 17 18 19 20 21 22
23
24
25
26
27
28
29
30
31
32
33
34353637383940414243
7
STARTER
MAXIMUM
DETECTOIN
!
2
!
2
!
2
!
2
!
2
!
2
!
2
!
2
MUTE2
BRAKE
MUTE34
NC
SIGNAL VCC
OVER
VOLTAGE
PROTECTION
TRIANGLE
WAVE
FIL SGND EMPSET ADPVCC
STOP
START CLKIN
PWM
DVCC
EMP
OVP
BATT
RSTOUT
DEDSET
BDSW
ERRO
ERRI
SCP
COSC
NC
OPIN(-)
SVCC1 OPOUT OPIN(+) SVCC2
VREF
DI3 DI4
MUTE34
DI2
MUTE2
DI1
CHGSET
DO1(-)
DO1(+)
PGND
DO3(+)
DO3(-)
DO4(+)
DO4(-)
BRAKE
DO2(-)
DO2(+)
RST
IC101A FAN8038B (Power & Driver)
LDON
FS1-
FS4
TM1-
TM6
BAL1-
BAL5
PS1-
PS4
GA1-
GA5
RF-
RFO
PD1
PD2
F
E
EI
PD
LD
VR
EQO
IRF
ASY
EFM
RFI
DCB
FDFCT
FEFEO
TDFCT
TE-
TEO
TE2
LPFT
SLO
SLSL+
SPDLO
SPDLSMDP
SMEF
FSET
MIRROR
MCP
FOK
TG2
TGU
DCC2
FEBIAS
EQC
72
73
64
65
62
66
67
78
68
69
70
77
75
74
31
32
76
1
3
4 14 15 12 13 18 16 11 10 8 9
39
80
38
5
24
23
22
44
45
41
43
42
60
61
54
52
49
48
56
47
46
59
226272557515034353637302829215358
DCC1
GC1O
GC1I
CH1O
CH1I
MUTEI
RRC
CH2O
CH2I
GC2I
GC2O
FRSH
FS3
FGD
FLB
FE2
TZC
ATSC
MCK
MDATA
MLT
RESET
ISTAT
LOCK
TRCNT
WDCH
TE1
FE1
RF Amp
Focus Error Amp
FE-BIAS Adjustment
Tracking Error Amp
E/F Balance & Gain
Control
APC Amp
Center Voltage Amp.
RF Level AGC
& Equalizer
EFM
Comparator
Defect Detection
Circuit
MICOM Data
Interface Logic
Focus Phase
Compensation
& Offset cancel
circuit
MICOM TO SERVO CONTROL
AUTO SEQUENCER
Tracking Phase
Compensation Block
& Jump Pulse GEN.
Sled Servo Amplifier
& Sled Kick GEN.
Spindle Servo LPF
( Double Speed )
Mirror Detection
Circuit
FOK Detection
Circuit
Built-in Post Filter Amp ( L&R )
ADJUSTMENT-FREE CONTROL
SMON
IC201A SIL9223B02 (RF AMP. & Servo Signal Processor)
Page 5
- 4 -
IC BLOCK DIAGRAM & DESCRIPTION
Program
Status Word
Flags
Arithmetic
and
Logic Unit
Instruction Decoder
Internal
Interrupts
RESET
Interrupt
Control
Block
Stack
Pointer
Clock
Program Memory
KS57C01502: 2 KByte
KS57C01504: 4 KByte
512 x 4-Bit
Data
Memory
Input Port 2
Comparator
P2.0/KS0/CIN0
P2.1/KS1/CIN1
P2.2/KS2/CIN2
P2.3/KS3/CIN3
I/O Port 5
P4.0 - P4.3
P6.0/KS0
P6.1/KS1
P6.2/KS2
P6.3/KS3
I/O Port 4
I/O Port 6
X
OUT
X
IN
Program
Counter
8-Bit
Timer/Counter
I/O Port 3
I/O Port 0
P0.0/CLO
P0.1/TIO
P0.2/INT1
P3.0/TCL0
P3.1/TCLO0
P3.2/CLO
P5.0 - P5.3
Serial I/O Port
Input Port 1
P0.0/SCK
P0.1/SO
P0.2/SI
Basic Timer Watch Timer
IC401A S3C70F4X11 (Microcntroller)
CNTVOL
65EFMI
4
2DPFIN
3
1
DPFOUT
DPDO
71
72
74
75
69
SMEF
SMON
SMDP
SMDS
LOCK
8
7
XOUT
XIN
36
37
35
68
67
MDAT
MCK
MLT
TRCNT
/ISTAT
60 61 62 64
XTALSEL
FOK
CDROM
TEST1
6
DATX
18 19
RCHOUT
LCHOUT
21 VREFH1
16 VREFL1
23
79
66
76
13
11
10
EMPH
LRCHI
ADATAI
BCKI
BCKO
ADATAO
LRCHO
28 SQCK
29 SQDT
32
SDAT
3125
SBCK
S0S1
EFM
PHASE
DETECTOR
23BIT
SHIFT
REGISTER
SUBCODE
SYNC
DETECTOR
SUBCODE
OUTPUT
SUBCODE-Q
REGISTER
DIGITAL
PLL
FRAME SYNC
DETECTOR
PROTECTOR
INSERTOR
EFM
DEMODULATOR
ADDRESS
GENERATOR
CLV
SERVO
X-TAL
TIMING
GENERATOR
TRACK
COUNTER
CPU
INTERFACE
MODE
SELECTOR
DIGITAL
OUTPUT
16K
SRAM
ECC
INTERPOLATOR
DIGITAL
FILTER
& DE-EMPH
D/A
CONVERTER
8 BIT DATA BUS
IC301A S5L9286F02 (Digital Signal Processor)
Page 6
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WIRING CONNECTION
IC601A FAN7000D ( Power OP. AMP.)
IC BLOCK DIAGRAM & DESCRIPTION
1
2
4
3
5
6
7
8
9
10
POWER SAVE SWITCH CTL MUTE CTL
REF
REF
REF
REF
PS
IN
A
GND
IN
B
REF
V
CC
OUT
B
GND
OUT
A
MUTE
FAN7000D Low Power Amplifier
Page 7
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SCHEMATIC DIAGRAM
This is a basic schematic diagram.
Page 8
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WIRING DIAGRAM (CD MAIN)
A SIDE
B SIDE
Page 9
SANYO Electric Co., Ltd.
Osaka, Japan
Jun. / '03 BB Printed in Japan
WIRING DIAGRAM (DISPLAY)
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