Sharp CD-C1H (serv.man4) Service Manual ▷ View online
CD-C1H/CP-C1H
– 1 –
CD-C1H
CP-C1H
SERVICE MANUAL
SHARP CORPORATION
No. S3817CDC1H///
CD-C1H and CP-C1H constitute CD-C1H.
• In the interests of user-safety the set should be restored to its
original condition and only parts identical to those specified be
used.
used.
CONTENTS
Page
SAFETY PRECAUTION FOR SERVICE MANUAL .......................................................................................................... 2
SPECIFICATIONS ............................................................................................................................................................ 3
NAMES OF PARTS .......................................................................................................................................................... 4
OPERATION MANUAL ..................................................................................................................................................... 7
DISASSEMBLY ................................................................................................................................................................. 8
REMOVING AND REINSTALLING THE MAIN PARTS .................................................................................................. 11
ADJUSTMENT ................................................................................................................................................................ 12
TEST MODE .................................................................................................................................................................... 14
NOTES ON SCHEMATIC DIAGRAM ............................................................................................................................. 20
SPECIFICATIONS ............................................................................................................................................................ 3
NAMES OF PARTS .......................................................................................................................................................... 4
OPERATION MANUAL ..................................................................................................................................................... 7
DISASSEMBLY ................................................................................................................................................................. 8
REMOVING AND REINSTALLING THE MAIN PARTS .................................................................................................. 11
ADJUSTMENT ................................................................................................................................................................ 12
TEST MODE .................................................................................................................................................................... 14
NOTES ON SCHEMATIC DIAGRAM ............................................................................................................................. 20
TYPE OF TRANSISTOR AND LED ................................................................................................................................ 20
BLOCK DIAGRAM .......................................................................................................................................................... 21
SCHEMATIC DIAGRAM / WIRING SIDE OF P.W.BOARD ............................................................................................. 24
WAVEFORMS OF CD CIRCUIT ..................................................................................................................................... 46
TROUBLESHOOTING .................................................................................................................................................... 47
FUNCTION TABLE OF IC .............................................................................................................................................. 50
FL SEGMENT .................................................................................................................................................................. 60
PARTS GUIDE/EXPLODED VIEW
PARTS GUIDE/EXPLODED VIEW
●
Dolby noise reduction manufactured under license
from Dolby Laboratories Licensing Corporation.
from Dolby Laboratories Licensing Corporation.
●
"DOLBY" and the double-D symbol are
trademarks of Dolby Laboratories Licensing
Corporation.
trademarks of Dolby Laboratories Licensing
Corporation.
●
SRS technology Licensed from SRS Labs. SRS technol-
ogy holds the following patents: U.S. Patent No.
4,748,669 and U.S. Patent No. 4,841,572.
ogy holds the following patents: U.S. Patent No.
4,748,669 and U.S. Patent No. 4,841,572.
●
SRS, the SRS Logo (
●
) and the Sound Retrieval System
are registered trademarks of SRS Labs, Inc. in the United
States.
States.
CD-C1H/CP-C1H
– 2 –
SAFETY PRECAUTION FOR SERVICE MANUAL
WARNINGS
THE AEL (ACCESSIBLE EMISSION LEVEL) OF THE LASER POWER OUTPUT IS LESS THAN CLASS 1 BUT THE LASER
COMPONENT IS CAPABLE OF EMITTING RADIATION EXCEEDING THE LIMIT FOR CLASS 1. THEREFORE IT IS
IMPORTANT THAT THE FOLLOWING PRECAUTIONS ARE OBSERVED DURING SERVICING TO PROTECT YOUR EYES
AGAINST EXPOSURE TO THE LASER BEAM.
1-WHEN THE CABINET IS REMOVED, THE POWER IS TURNED ON WITDOUT A COMPACT DISC IN POSITION AND THE
COMPONENT IS CAPABLE OF EMITTING RADIATION EXCEEDING THE LIMIT FOR CLASS 1. THEREFORE IT IS
IMPORTANT THAT THE FOLLOWING PRECAUTIONS ARE OBSERVED DURING SERVICING TO PROTECT YOUR EYES
AGAINST EXPOSURE TO THE LASER BEAM.
1-WHEN THE CABINET IS REMOVED, THE POWER IS TURNED ON WITDOUT A COMPACT DISC IN POSITION AND THE
PICK-UP IS ON THE OUTER EDGE THE LASER WILL LIGHT FOR SEVERAL SECONDS TO DETECT A DISC. DO NOT
LOOK INTO THE PICK-UP LENS.
LOOK INTO THE PICK-UP LENS.
2-THE LASER POWER OUTPUT OF THE PICK-UP UNIT AND REPLACEMENT SERVICE PARTS ARE ALL FACTORY
PRE-SET BEFORE SHIPMENT.
DO NOT ATTEMPT TO RE-ADJUST THE LASER PICK-UP UNIT DURING REPLACEMENT OR SERVICING.
DO NOT ATTEMPT TO RE-ADJUST THE LASER PICK-UP UNIT DURING REPLACEMENT OR SERVICING.
3-UNDER NO CIRCUMSTANCES STARE INTO THE PICK-UP LENS AT ANY TIME.
4-CAUTION-USE OF CONTROLS OR ADJUSTMENTS, OR PERFORMANCE OF PROCEDURES OTHER THAN THOSE
4-CAUTION-USE OF CONTROLS OR ADJUSTMENTS, OR PERFORMANCE OF PROCEDURES OTHER THAN THOSE
SPECIFIED HEREIN MAY RESULT IN HAZARDOUS RADIATION EXPOSURE.
VARO !
Avattaessa ja suojalukitus ohitettaessa olet alttiina näkymättömälle lasersäteilylle. Älä katso säteeseen.
VARNING!
Osynlig laserstralning när denna del är öppnad och spärren är urkopplad. Betrakta ej strälen.
●
CAUTION
Use of controls or adjustments or performance of
procedures other than those specified herein may
result in hazardous radiation exposure.
Use of controls or adjustments or performance of
procedures other than those specified herein may
result in hazardous radiation exposure.
As the laser beam used in this compact disc player
is harmful to the eyes, do not attempt to disassemble
the cabinet. Refer servicing to qualified personnel
only.
is harmful to the eyes, do not attempt to disassemble
the cabinet. Refer servicing to qualified personnel
only.
LASER KLASSE 1
LUOKAN 1 LASERLAITE
KLASS 1 LASERAPPARAT
Laser Diode Properties
Material: GaAIAs
Wavelength: 780 nm
Emission Duration: continuous
Laser Output: max. 0.6 mW
CAUTION-INVISIBLE LASER RADIATION WHEN OPEN. DO NOT STARE INTO
BEAM OR VIEW DIRECTLY WITH OPTICAL INSTRUMENTS.
BEAM OR VIEW DIRECTLY WITH OPTICAL INSTRUMENTS.
VARNING-OSYNLIG LASERSTRALNING NAR DENNA DEL AR OPPNAD. STIRRA
EJ IN I STRALEN OCH BETRAKTA EJ STRALEN MED OPTISKA INSTRUMENT.
EJ IN I STRALEN OCH BETRAKTA EJ STRALEN MED OPTISKA INSTRUMENT.
ADVERSEL-USYNLIG LASERSTRALING VED ABNING. SE IKKE IND I
STRALEN-HELLER IKKE MED OPTISKE INSTRUMENTER.
STRALEN-HELLER IKKE MED OPTISKE INSTRUMENTER.
VARO! AVATTAESSA OLET ALTTIINA NAKYMATON LASERSATEILYLLE.
ALA TUIJOTA SATEESEEN ALAKA KATSO SITA OPTISEN LAITTEEN LAPI.
ALA TUIJOTA SATEESEEN ALAKA KATSO SITA OPTISEN LAITTEEN LAPI.
VARNING-OSYNLIG LASERSTRALNING NAR DENNA DEL AR OPPNAD.
STIRRA EJ IN I STRALEN OCH BETRAKTA EJ STRALEN GENOM OPTISKT
INSTRUMENT.
ADVERSEL-USYNLIG LASERSTRALING NAR DEKSEL APNES. STIRR IKKE
INN I STRALEN ELLER SE DIREKTE MED OPTISKE INSTRUMENTER.
STIRRA EJ IN I STRALEN OCH BETRAKTA EJ STRALEN GENOM OPTISKT
INSTRUMENT.
ADVERSEL-USYNLIG LASERSTRALING NAR DEKSEL APNES. STIRR IKKE
INN I STRALEN ELLER SE DIREKTE MED OPTISKE INSTRUMENTER.
VAROITUS! LAITTEEN KÄYTTÄMINEN MUULLA KUIN
TÄSSÄ
KÄYTTÖOHJEESSA MAINITULLA TAVALLA SAATTAA
ALTISTAA KÄYTTÄJÄN TURVALLISUUSLUOKAN 1
YLITTÄVÄLLE NÄKYMÄTTÖMÄLLE LASERSÄTEILYLLE.
TÄSSÄ
KÄYTTÖOHJEESSA MAINITULLA TAVALLA SAATTAA
ALTISTAA KÄYTTÄJÄN TURVALLISUUSLUOKAN 1
YLITTÄVÄLLE NÄKYMÄTTÖMÄLLE LASERSÄTEILYLLE.
VARNING - OM APPARATEN ANVÄNDS PÅ ANNAT SÄTT
ÄN I DENNA BRUKSANVISNING SPECIFICERAS. KAN
A NV ÄN DA RE N UT S ÄT T AS FÖR OSY NLI G
LASERSTRÅLNING, SOM ÖVERSKRIDER GRÄNSEN FÖR
LASERKLASS 1.
ÄN I DENNA BRUKSANVISNING SPECIFICERAS. KAN
A NV ÄN DA RE N UT S ÄT T AS FÖR OSY NLI G
LASERSTRÅLNING, SOM ÖVERSKRIDER GRÄNSEN FÖR
LASERKLASS 1.
CD-C1H/CP-C1H
– 3 –
SPECIFICATIONS
CD-C1H
CP-C1H
FOR A COMPLETE DESCRIPTION OF THE OPERATION OF THIS UNIT, PLEASE REFER
TO THE OPERATION MANUAL.
TO THE OPERATION MANUAL.
Specifications for this model are subject to change without
prior notice.
prior notice.
●
General
Power source:
AC 230 V, 50 Hz
Power consumption:
500 W
Dimensions:
Width; 270 mm (10-5/8")
Height; 356 mm (14-3/16")
Depth; 355 mm (14")
Height; 356 mm (14-3/16")
Depth; 355 mm (14")
Weight:
10.5 kg (23.1 lbs.)
●
Amplifier section
Output power:
PMPO; 880 W (total)
MPO; 440 W (220 W + 220 W)
(DIN 45 324)
RMS; 300 W (150 W + 150 W)
(DIN 45 324)
MPO; 440 W (220 W + 220 W)
(DIN 45 324)
RMS; 300 W (150 W + 150 W)
(DIN 45 324)
Input terminals:
Video/Auxiliary (audio signal);
500 mV/47 kohms
500 mV/47 kohms
Output terminals:
Speakers; 6 ohms
Headphones; 16-50 ohms
(recommended; 32 ohms)
CD digital output (optical)
Headphones; 16-50 ohms
(recommended; 32 ohms)
CD digital output (optical)
●
Compact disc player section
Type:
3-disc multi-play compact disc
player
player
Signal readout:
Non-contact, 3-beam semi-
conductor laser pickup
conductor laser pickup
Rotational speed:
200 - 500 rpm CLV, Approx.
Error correction:
CIRC (Cross Interleave Reed-So-
lomon Code)
lomon Code)
Quantization:
16-bit linear
Filter:
8-times oversampling digital filter
D/A converter:
1-bit D/A converter
Frequency response:
20 - 20,000 Hz
Dynamic range:
90 dB (1 kHz)
Wow and flutter:
Unmeasurable
(less than 0.001% W. peak)
(less than 0.001% W. peak)
●
Tuner section
Frequency range:
FM; 87.5 - 108 MHz
MW; 522 - 1,620 kHz
LW; 153 - 281 kHz
MW; 522 - 1,620 kHz
LW; 153 - 281 kHz
●
Cassette deck section
Type:
Compact cassette tape
Frequency response:
50 - 14,000 Hz (Normal tape)
50 - 15,000 Hz (CrO
50 - 15,000 Hz (CrO
2
tape)
Motor:
DC motor with electronic gov-
ernor
ernor
×
1
Signal/noise ratio:
55 dB (TAPE 1, playback, Dolby
NR off)
50 dB (TAPE 2, recording/play-
back, Dolby NR off)
Dolby NR effect; 10 dB
(at over 5 kHz)
NR off)
50 dB (TAPE 2, recording/play-
back, Dolby NR off)
Dolby NR effect; 10 dB
(at over 5 kHz)
Bias and erasure
system:
system:
AC
Tape speed:
4.76 cm/sec. (1-7/8 ips.)
Wow and flutter:
0.2 % (DIN 45 511, playback)
Heads:
TAPE-1: Playback
×
1
TAPE-2: Record/playback
×
1
Erase
×
1
●
Speaker section
Type:
3-way type [20 cm (7-7/8")
woofer, 8 cm (3-3/16") tweeter
and super tweeter]
woofer, 8 cm (3-3/16") tweeter
and super tweeter]
Rated input power:
150 W
Maximum input
power:
power:
300 W
Impedance:
6 ohms
Dimensions:
Width; 295 mm (11-5/8")
Height; 361 mm (14-1/4")
Depth; 378 mm (14-15/16")
Height; 361 mm (14-1/4")
Depth; 378 mm (14-15/16")
Weight:
6.7 kg (14.8 lbs.)/each
CD-C1H/CP-C1H
– 4 –
NAMES OF PARTS
CD-C1H
■
Front panel
1
1.
Disc 1 Select/Direct Play Button
1
2.
Disc 1 Open/Close Button
1
3.
Disc 2 Select/Direct Play Button
1
4.
Disc 2 Open/Close Button
1
5.
Disc 3 Select/Direct Play Button
1
6.
Disc 3 Open/Close Button
1
7.
Disc Trays
1
8.
Function Selector Buttons
1
9.
Remote Control Sensor
10.
On/Stand-by Button
11.
Programme Type/Traffic Information Search
Button
Button
12.
EON Button
13.
ASPM Button
14.
Display Mode Selector Button
15.
Volume Control
16.
Extra Bass Button
17.
3D Surround Mode Button
18.
3D Surround Pass Button
19.
Equalizer Selector/Demo Mode Button
20.
(CD) Random Play Indicator
21.
(CD/TUNER) Memory Indicator
22.
(TAPE 2) Direction Indicators
23.
(CD) Pause Indicator
24.
SRS Indicator
25.
Extra Bass Indicator
26.
Timer Play Indicator
27.
Timer Record Indicator
28.
Sleep Indicator
29.
(TAPE) Dolby NR Indicator
30.
Traffic Announcement Indicator
31.
RDS Indicator
32.
EON Indicator
33.
Programme Type Indicator
34.
Traffic Programme Indicator
35.
Traffic Information Indicator
36.
(TAPE) Reverse Mode Indicator
37.
(TAPE) Record Indicator
38.
(CD) Play Indicator
39.
(CD) Repeat Indicator
40.
(CD) Disc Number Indicators
41.
Spectrum Analyzer/Volume Level Indicator
42.
(CD) Music Schedule Indicators
43.
FM Stereo Indicator
44.
FM Stereo Mode Indicator
1 2 3 4 5 6
7
8
9
10
15
16
17
17
18
19
19
11 12 13 14
20 21 22 23
24 25 26 27 28 29
30
31
32
33
35
37
39
36
34
40
38
41 42 43 44
