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BASIC CD MECHANISM : KSM-213CDM
COMPACT DISC STEREO
SYSTEM
XR-M78
XR-M77
S/M Code No. 09-995-331-7R2
EZ
K
SERVICE MANUAL


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2
TABLE OF CONTENTS
SPECIFICATIONS ...................................................................................................................... 3
ACCESSORIES/PACKAGE LIST ............................................................................................... 3
PROTECTION OF EYES FROM LASER BEAM DURING SERVICING/
Precaution to replace Optical block ............................................................................................ 4
ELECTRICAL MAIN PARTS LIST .......................................................................................... 5-8
TRANSISTOR ILLUSTRATION .................................................................................................. 9
FL GRID ASSIGNMENT/ANODE CONNECTION ................................................................... 10
BLOCK DIAGRAM-1 .......................................................................................................... 11, 12
BLOCK DIAGRAM-2 .......................................................................................................... 13, 14
WIRING-1 (MAIN: INSERTED PARTS) .............................................................................. 15, 16
WIRING-2 (MAIN: CHIP PARTS) ....................................................................................... 17, 18
SCHEMATIC DIAGRAM-1 (MAIN) ..................................................................................... 19, 20
SCHEMATIC DIAGRAM-2 (CD) ......................................................................................... 21, 22
WIRING-3 (CD: INSERTED PARTS) .................................................................................. 23, 24
WIRING-4 (CD: CHIP PARTS) ........................................................................................... 25, 26
WIRING-5 (FRONT) ........................................................................................................... 27, 28
SCHEMATIC DIAGRAM-3 (FRONT) .................................................................................. 29, 30
WIRING-6 (TUNER) ........................................................................................................... 31, 32
SCHEMATIC DIAGRAM-4 (TUNER) .................................................................................. 33, 34
WIRING-7 (PT: INSERTED PARTS) .................................................................................. 35, 36
WIRING-8 (PT: CHIP PARTS) ............................................................................................ 37, 38
SCHEMATIC DIAGRAM-5 (PT) .......................................................................................... 39, 40
WIRING-9 (MECHA) ................................................................................................................41
VOLTAGE CHART .............................................................................................................. 42-44
ELECTRICAL ADJUSTMENT ............................................................................................ 45-47
PRACTICAL SERVICE FIGURE .............................................................................................. 47
IC DESCRIPTION .............................................................................................................. 48-53
IC BLOCK DIAGRAM ......................................................................................................... 54, 55
MECHANICAL PARTS LIST 1/1............................................................................................... 56
MECHANICAL EXPLODED VIEW 1/1 ............................................................................... 57, 58
CD MECHANISM EXPLODED VIEW 1/1 ............................................................................... 59
CD MECHANISM PARTS LIST 1/1 .......................................................................................... 59
SPEAKER DISASSEMBLY INSTRUCTIONS .......................................................................... 60
SPEAKER PARTS LIST 1/1 ..................................................................................................... 61


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3
REF. NO
PART NO.
KANRI
DESCRIPTION
NO.
ACCESSORIES/PACKAGE LIST
1
87-A90-030-010
ANT,LOOP AM-NC C
2
87-A90-118-010
ANT,WIRE FM (Z)
3
8Z-CLF-906-010
IB,EZ(9L)A<EZS>
3
8Z-CLF-905-010
IB,K(E)A<KS>
4
8Z-CK4-962-010
RC UNIT,RC-ZAT04 (VS)
SPECIFICATIONS
· Design and specifications are subject to change without
notice.
· Dolby noise reduction manufactured under license from
Dolby Laboratories Licensing Corporation.
"DOLBY" and the double-D symbol
are trademarks
of Dolby Laboratories Licensing Corporation.
· The word "BBE" and the "BBE symbol" are trademarks
of BBE Sound,Inc.
Under license from BBE Sound,Inc.


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4
PROTECTION OF EYES FROM LASER BEAM DURING SERVICING
VAROITUS!
Laiteen Käyttäminen muulla kuin tässä käyttöohjeessa mainit-
ulla tavalla saattaa altistaa käyt-täjän turvallisuusluokan 1 ylit-
tävälle näkymättömälle lasersäteilylle.
VARNING!
Om apparaten används på annat sätt än vad som specificeras i
denna bruksanvising, kan användaren utsättas för osynling
laserstrålning, som överskrider gränsen för laserklass 1.
Caution: Invisible laser radiation when
open and interlocks defeated avoid expo-
sure to beam.
Advarsel:Usynling laserståling ved åbning,
når sikkerhedsafbrydere er ude af funktion.
Undgå udsættelse for stråling.
CAUTION
Use of controls or adjustments or performance of procedures
other than those specified herein may result in hazardous
radiation exposure.
ATTENTION
L'utilisation de commandes, réglages ou procédures autres que
ceux spécifiés peut entraîner une dangereuse exposition aux
radiations.
ADVARSEL!
Usynlig laserståling ved åbning, når sikkerhedsafbrydereer ude
af funktion. Undgå udsættelse for stråling.
This Compact Disc player is classified as a CLASS 1 LASER
product.
The CLASS 1 LASER PRODUCT label is located on the rear
exterior.
This set employs laser. Therefore, be sure to follow carefully the
instructions below when servicing.
WARNING!
WHEN SERVICING, DO NOT APPROACH THE LASER EXIT
WITH THE EYE TOO CLOSELY. IN CASE IT IS NECESSARY TO
CONFIRM LASER BEAM EMISSION. BE SURE TO OBSERVE
FROM A DISTANCE OF MORE THAN 30cm FROM THE
SURFACE OF THE OBJECTIVE LENS ON THE OPTICAL
PICK-UP BLOCK.
CLASS 1
KLASSE 1
LUOKAN 1
KLASS 1
LASER PRODUCT
LASER PRODUKT
LASER LAITE
LASER APPARAT
Precaution to replace Optical block
(KSS-213C)
1) After the connection, remove solder shown in
the right figure.
Body or clothes electrostatic potential could ruin
laser diode in the optical block. Be sure ground
body and workbench, and use care the clothes
do not touch the diode.


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5
REF. NO
PART NO.
KANRI
DESCRIPTION
NO.
REF. NO
PART NO.
KANRI
DESCRIPTION
NO.
ELECTRICAL MAIN PARTS LIST
IC
8Z-CL5-601-010
C-IC,LC876564
87-070-282-010
IC,BU2092
8Z-CL5-616-010
IC,RPM638CBRL676/6938-V4
87-A20-446-010
C-IC,LA9241ML
87-A20-459-010
C-IC,LC78622ED
87-A20-445-010
IC,BA5936
87-A21-111-040
C-IC,M62495FP
87-A21-022-040
C-IC,BA3880FS
87-017-915-080
IC,BU4094BCF
87-070-391-040
IC,BA4558F
87-A20-909-010
IC,LA4663
87-070-127-110
IC,LC72131 D
87-A20-913-010
IC,LA1837NL
TRANSISTOR
89-327-125-080
CHIP TR,2SC2712GR
87-A30-087-080
C-FET,2SK2158
87-026-230-080
CHIP-TR,DTA114YK
89-111-625-080
TR,2SA1162 (0.15W)
87-026-235-080
CHIP-TR,DTC114EK
87-026-463-080
TR,2SA933S (0.3W)
87-026-239-080
TR,DTC114TK (0.2W)
87-026-213-080
CHIP-TR,DTC114YK
89-213-702-010
TR,2SB1370 (1.8W)
87-026-211-080
TR,DTA144EK
S7-805-000-020
TR,PE8050
87-026-210-080
TR,DTC144EK
89-318-155-810
TR,2SC1815GR
S7-855-000-020
TR,PE8550EK
87-026-235-010
TR,DTC114EK
DIODE
87-A40-345-080
ZENER,MTZJ10C
87-070-345-080
DIODE,IN4148
87-A40-337-080
ZENER,MTZJ 6.8B
88-CD9-651-090
DIODE,J05
87-A40-466-080
ZENER,MTZJ2.7A
87-002-743-080
ZENER,MTZJ 33B
8Z-CL5-626-010
DIODE,6A1
S8-CM2-609-010
DIODE,IN4001B
MAIN C.B
C510
87-015-688-080
CAP,E 4.7-35 7L
C511
87-015-688-080
CAP,E 4.7-35 7L
C512
87-015-688-080
CAP,E 4.7-35 7L
C513
87-015-688-080
CAP,E 4.7-35 7L
C514
87-015-688-080
CAP,E 4.7-35 7L
C515
87-010-188-080
CAP,CHIP 6800P
C516
87-010-188-080
CAP,CHIP 6800P
C517
87-012-140-080
CAP 470P
C518
87-012-140-080
CAP 470P
C519
87-010-178-080
CHIP CAP 1000P
C520
87-010-178-080
CHIP CAP 1000P
C521
87-015-695-080
CAP,E 1-50 7L
C522
87-015-695-080
CAP,E 1-50 7L
C523
87-010-196-080
CHIP CAPACITOR,0.1-25
C524
87-015-684-080
CAP,E 47-16 7L
C525
87-010-178-080
CHIP CAP 1000P
C526
87-010-197-080
CAP, CHIP 0.01 DM
C528
87-010-195-080
C-CAP,S 0.068-25 F
C530
87-015-684-080
CAP,E 47-16 7L
C531
87-010-196-080
CHIP CAPACITOR,0.1-25
C532
87-010-322-080
C-CAP,S 100P-50 CH
C545
87-015-696-080
CAP,E 2.2-50 7L
C546
87-015-696-080
CAP,E 2.2-50 7L
C551
87-010-213-080
C-CAP,S 0.015-50 B
C552
87-010-213-080
C-CAP,S 0.015-50 B
C553
87-015-688-080
CAP,E 4.7-35 7L
C554
87-015-688-080
CAP,E 4.7-35 7L
C555
87-015-692-080
CAP,E 0.22-50 7L
C556
87-015-692-080
CAP,E 0.22-50 7L
C557
87-015-692-080
CAP,E 0.22-50 7L
C558
87-015-692-080
CAP,E 0.22-50 7L
C561
87-015-680-080
CAP,E 47-10 7L
C562
87-015-680-080
CAP,E 47-10 7L
C563
87-010-154-080
CAP CHIP 10P
C565
87-015-688-080
CAP,E 4.7-35 7L
C566
87-015-688-080
CAP,E 4.7-35 7L
C567
87-015-679-080
33U 10V SRA
C568
87-015-679-080
33U 10V SRA
C585
87-015-695-080
CAP,E 1-50 7L
C586
87-015-695-080
CAP,E 1-50 7L
C804
87-010-196-080
CHIP CAPACITOR,0.1-25
C805
87-010-196-080
CHIP CAPACITOR,0.1-25
C806
87-010-196-080
CHIP CAPACITOR,0.1-25
C807
87-010-196-080
CHIP CAPACITOR,0.1-25
C808
87-010-389-090
CAP, E 2200-25 SME
C809
87-012-140-080
CAP 470P
C811
87-010-060-080
ELECTROLYTIC 100-16V
C812
87-010-060-080
ELECTROLYTIC 100-16V
C813
87-010-235-080
CAP,E 470-16 SME
C819
87-010-194-080
CAP, CHIP 0.047
C820
87-010-194-080
CAP, CHIP 0.047
C821
87-010-889-010
CAP,E 6800-25
C822
87-010-387-080
CAP,E 470-25 SME
C829
87-015-681-080
CAP,E 10-16 7L
C830
87-010-197-080
CAP, CHIP 0.01 DM
C833
87-010-213-080
C-CAP,S 0.015-50 B
C834
87-010-213-080
C-CAP,S 0.015-50 B
C835
87-015-688-080
CAP,E 4.7-35 7L
C836
87-015-688-080
CAP,E 4.7-35 7L
C837
87-010-247-080
CAP, ELECT 100-50V
C847
87-015-691-080
CAP,E 0.1-50 7L
C848
87-015-691-080
CAP,E 0.1-50 7L
C849
87-010-182-080
C-CAP,S 2200P-50 B
C850
87-010-182-080
C-CAP,S 2200P-50 B
C853
87-010-060-080
ELECTROLYTIC 100-16V
C854
87-010-060-080
ELECTROLYTIC 100-16V
C855
87-010-060-080
ELECTROLYTIC 100-16V
C856
87-010-060-080
ELECTROLYTIC 100-16V
C859
87-015-694-080
CAP,E 0.47-50 7L
CN201
87-A60-778-010
CONN,18P B TMC-D(P)
CN203
8Z-CL5-618-010
CONN,7P H WHT 528070710
CN803
87-009-031-010
CONNECTOR, 3P
!FR802
S1-250-300-000
FUSE,2.5A 60V
!FR803
S1-250-300-000
FUSE,2.5A 60V
J801
87-009-216-010
JACK, DIA 3.5
J802
87-A60-238-010
TERMINAL,SP 4P (MSC)
L801
87-005-742-080
COIL,100UH J SP02
L802
87-005-742-080
COIL,100UH J SP02
W801
8Z-CL5-622-010
F-CABLE,9P 2.5 250MM UL2468 AW
FRONT C.B
C201
87-010-196-080
CHIP CAPACITOR,0.1-25
C202
87-010-196-080
CHIP CAPACITOR,0.1-25
C203
87-010-196-080
CHIP CAPACITOR,0.1-25
C204
87-015-698-080
CAP,E 4.7-50 7L
C205
87-015-698-080
CAP,E 4.7-50 7L
C206
87-010-408-080
CAP, ELECT 47-50V
C207
87-010-196-080
CHIP CAPACITOR,0.1-25
C208
87-010-322-080
C-CAP,S 100P-50 CH
C209
87-010-196-080
CHIP CAPACITOR,0.1-25
C210
87-010-312-080
C-CAP,S 15P-50 CH
C211
87-010-198-080
CAP, CHIP 0.022
C212
87-010-196-080
CHIP CAPACITOR,0.1-25