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Philips C.D.M.-1 Service Manual
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Philips C.D.M.-1 Service Manual

Philips C.D.M.-1 Service Manual

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�@ND©@
�@ND©@
S ervic e
ervice Manual
For
reasons
of
production, several versions
mechanism ha
e
been
v
The C.D. mechanisms are in most cases marked with
round, yellow sticker
Table
The
below indi c ates
HF pre-amplifier/laser supply pca should be consulted.
Sticker C,D.M.
Absent
A
a
C
E
F
G
H
Salety regulations
require that the set be
condition and that parts which are identical
used.
DocumentationTechnique Service Dokumentation Documentazione di
applied.
provided
with
letter impression.
a
which exploded
view
See Service Manual
See Service Manual
See Service Manual CDM-O
See Service Manual CDM-O
restored to its original
specilled be
with those
Subject
to
CID
4822 725 20421
Printed in The Netherlands
of the C.D.
a
and which
Exploded view
drawing
A
CDM-O
CDM-O
A
A
A
A
Servizio Huolte-Ohje
modification
Compact disc player
H.F. Pre-amp.+laser supply PCB
+clrcult diagram
I
See Service Manual CDM-O
See Service Manual COM-O
11
I
See
Service Manual CDM-O
See
Manual CDM-O
Service
11
11
de Servicio Manual de Servic;ic
Manual
C.D.M.-1
MECHANISM
(ill D ��
DIGITAL AUDIO

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Summary of Contents for Philips C.D.M.-1

  • Page 1 C.D.M.-1 �@ND©@ Compact disc player MECHANISM �@ND©@ S ervic e ervice Manual reasons production, several versions of the C.D. (ill D �� mechanism ha applied. been The C.D. mechanisms are in most cases marked with provided round, yellow sticker with letter impression.
  • Page 2 198 4-10-10 UNIT Thick film unit HF 1101 4822 2 1810157 -2A � � NE53 2N 4822 2 09 8 08 18 NE5514N 4822 2 09 8 1451 �A714N 4822 2 09 8 0617 -© BC558 4822 130 40941 B022 6 53 22 130 44 2 44 FOCUS ERROR BZX79-C15...
  • Page 3 198 4-10-10 1101 2104 2111 2121 3101 3105 3116 3123 3128 3132 2101 2105 2112 2122 3106 3117 3124 3129 3133 2102 2109 2113 3130 3134 2123 3114 3118 3125 2103 2110 2120 2124 3104 3115 3122 3127 3131 3135 r------------------------------------------------------ •...
  • Page 4 3141 3149 3156 3165 3171 6111 61141_1 5 f l3 3144 3150 3160 3166 3172 6112 6116 3145 3152 3161 3169 6101 6113 6117 3146 3155 3162 3170 6107 61141-H ---------------------------------------------------------- TO DECODER r------------------------------ _ J r-------------------------, 1042 X080 - X099 �...
  • Page 5 TURNTABLE FOCUS MOTOR MOTOR MOTOh [CJ[e]} [[�2q 2124 3085 3090 3095 3102 3114 1101 2086 2105 2113 3096 3103 3115 G0 3 2101 2109 2120 3081 F 0 3 3086 3091 2082 3116 3082 3087 3092 3097 3104 2083 2102 2110 2121 3105...
  • Page 6 1984-1 0-10 UNIT 4822 2 1810157 1101 Thick film unit HF -1 +1 � A ll. FOCUS ERROR 4822 2 09 8 08 18 NE53 2 N �} 4822 2 09 8 1451 NE5514N RAD. ERROR /LA714N 4822 2 09 8 0617 -©...
  • Page 7 198 4-10-10 1101 3123 3124 2081 2082 3127 3128 20D3 2084 3129 3130 2085 3131 2086 2101 3132 2102 3133 2103 3135 2104 3136 2105 3138 2109 3139 2110 3140 2111 3141 2112 3144 3145 3146 2120 2121 3149 3150 2123 3152 2124...
  • Page 8 1101 2081 3118 2082 3122 2083 3123 2084 3124 2085 3125 2086 3127 2101 3128 2102 3129 2103 3130 2104 3131 2105 3132 2109 3133 2110 3135 2111 3138 2112 3139 2113 3140 2120 3141 2121 314 4 2122 3145 2123 3146 2124...

  • Page 9: Servicing Hints

    SERVICING HINTS In order to prevent loose metal objects from getting in the Loosen the 4 bolts M3x18 mm until the bottom plate CD mechanism it will be necessary to see to a clean repair can be removed. station. Do not remove bolts M3x18 mm (they hold the new RAFOC unit together).
  • Page 10 MECHANICAL MEASUREMENTS AND ADJUSTMENTS Height seHing of the turntable After adjustment. the of the friction should checked. This is done by means of spring-pressure For th i s alignment the unit should be in the position of gauge which is connected the counterweight.
  • Page 11 Motor-control check (Hall) ELECTRICAL MEASUREMENTS AND ADJUSTMENTS Remove connector A09 from the motor PCS on the Laser power supply CDM. Since the light pin is very sensitive to static charges, care Connect channel A of a dual-beam oscilloscope to the should be taken that during measurements and adjust­...
  • Page 12 1984-10-10 Motor-control check (Hall) ELECTRICAL MEASUREMENTS AND ADJUSTMENTS Laser power supply Desolder the wire from point C152 on the preamplifier printed panel on the C.D.M. Since the light pin is very sensitive to static charges, care should be taken that during measurements and adjust­ Connect channel A of a dual-beam oscilloscope to the emitter of transistors 6082, 6083 and channel S to the ments of the laser power supply the potentia Is of aids and...
  • Page 13 2104 2112 2122 1984-10-10 1101 2111 2121 3101 3103 3105 3116 3118 3123 3128 3132 2101 2105 3102 3106 3117 3124 3129 3133 313. 2102 2109 2113 2123 311.4 3125 3130 313' 3134 2103 2110 2120 2124 3104 3115 3122 3127 3131 3135...
  • Page 14 6114( 3144 3141 3149 3156 3165 3171 6111 3150 3160 3166 3172 6112 6116 3145 3152 3161 3169 6101 6113 6117 3146 3155 3162 3170 6107 61141-H -._._._._._._._---_._._._._._._._-_._-_._---_._._._._.-'-' TO DECODER - EtO, ·_·_·_·_·_-_·_-----_·_·_·_·_--- +12V ' 1 e081 �� A09 i �...