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CASSETTE RECEIVER
KRC-508S
QQ
3 7 63 1515 0
KRC-688
SERVICE MANUAL
The CASSETTE MECHANISM OPERATION DESCRIPTION is the same model D40-1122-05.
Please refer to the service manual for model D40-1122-05(B51-7452-00).
KRC-688
KRC-508S
TE
L 13942296513
Escutcheon
(B07-2186-08)
Plastic cabinet assy
(A02-1494-08)
www
.
Panel assy
(A64-2088-08)
KRC-688
45W 4
X
B NR
SCAN
B.S/RDM
LOUD
Panel assy
(A64-2088-08)
KRC-508S
45W 4
X
B NR
SCAN
B.S/RDM
LOUD
Lever
(D10-4514-08)
DC cord assy
(E30-4864-08)
x
ao
y
i
8
Front glass assy
(B10-3209-08)
REP
D.SCN
MTL/M.RDM
MENU
AUTO
AME
AUD
Front glass assy
(B10-3208-08)
Q Q
3
6 7
1 3
REP
D.SCN
MTL/M.RDM
MENU
AUTO
AME
AUD
Stay
(J54-0611-08)
Mounting hardware assy
(J21-9585-08)
u163
.
2 9
9 4
2 8
2000-3 PRINTED IN KOREA
C
B51-7599-00 ( K ) 1785
PWR
OFF
PROG
DISC
DAB
EJECT
DISP
NAME.S
DISC
Escutcheon assy
(B07-2195-08)
1 5
0 5
8
2 9
9 4
PWR
OFF
PROG
DISC
DAB
EJECT
DISP
NAME.S
DISC
Escutcheon assy
(B07-2195-08)
Screw set
Screw set
(N99-1689-08)
(N99-1688-08)
Remote controller assy
(A70-0883-05)
: KRC-688 only
m
co
9 9
2 8
9 9
Size AAA battary
(Not supplied)
: KRC-688 only
40%
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Table of Contents
Related Manuals for Kenwood KRC-508S
Summary of Contents for Kenwood KRC-508S
- Page 1 CASSETTE RECEIVER KRC-508S 3 7 63 1515 0 KRC-688 SERVICE MANUAL 2000-3 PRINTED IN KOREA B51-7599-00 ( K ) 1785 The CASSETTE MECHANISM OPERATION DESCRIPTION is the same model D40-1122-05. Please refer to the service manual for model D40-1122-05(B51-7452-00). KRC-688...
- Page 2 3 7 6 3 1 5 1 5 0 FM(K,M) : 400Hz 75KHz Dev FM(K,M) : 1660mV E: KRC-578R/RY FM(E) : 400Hz 40KHz Dev FM(E) : 1280mV KRC-508S : 400Hz 30% Mod AM(K,M) : 560mV CASS : 1KHz 0dB AM(E) : 730mV KRC-680R/688 CD-CH...
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Page 3: Microcomputer's Terminal Description
KRC-508S/688 3 7 63 1515 0 MICROCOMPUTER'S TERMINAL DESCRIPTION 784217AGF503(504)(IC1 : MAIN UNIT) Pin Name Signal Name I/O Purpose Operation Description P60/A16 ST_TYPE1 E-VOL setting selection input DEFAULT:LO P61/A17 ST_TYPE2 E-VOL setting selection input DEFAULT:LO Genuine/generally-marketed identification P62/A18 JS_TYPE1 DEFAULT:LO input. - Page 4 KRC-508S/688 3 7 63 1515 0 MICROCOMPUTER'S TERMINAL DESCRIPTION 784217AGF503(504)(IC1 : MAIN UNIT) Pin Name Signal Name I/O Purpose Operation Description AVdd A/D analog power pin AVref0 A/D reference voltage input pin <1 V: PHONE. > P10/ANI0 PHONE PHONE detection input 2.5 V: Navigation muting.
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Page 5: Test Mode
KRC-508S/688 3 7 63 1515 0 TEST MODE (1) How to enter the test mode Example: To enter "3510", While holding the FM and Preset 6 keys simultaneously, - Press the Preset 1 key 4 times. reset the unit. - Press the Preset 2 key 6 times. - Page 6 KRC-508S/688 3 7 63 1515 0 ADJUSTMENT TUNER INPUT OUTPUT ALIGNMENT ITEM (RECEIVER) ALIGN FOR FIG. SETTINGS SETTINGS POINTS SETTINGS CASSETTE DECK SECTION Connect a Adjust the azimuth for each TCC-153 Head Azimuth AZIMUTH AC voltmeter TAPE PLAY Lch/Rch or FWD/RVS...
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Page 7: Pc Board(Component Side View)
PC BOARD(Component side view) 3 7 6 3 1 5 1 5 0 CONTROL UNIT MAIN UNIT D501 IC500 R508 R920 L600 C600 CN350 CN600 C505A C503A C507 C506 CN400 R504 C510 C602 C504A C505B R400 C503B C512 R356B R356A R357B R357A R401B... -
Page 8: Pc Board(Foil Side View)
PC BOARD(Foil side view) 3 7 6 3 1 5 1 5 0 CONTROL UNIT D501 MAIN UNIT IC500 R508 R920 CN350 C600 L600 CN600 C505A C503A 11 13 C507 C506 C510 R504 CN400 C602 C505B C504A C512 C503B R400 R357A R357B R356A R356B... - Page 9 MAIN UNIT CN100 CN400 IC300 13P DIN CONNECTOR 3 7 6 3 1 5 1 5 0 R300 TU100 D300 4.0V VREF AC OUT L C300 2.2 4.2V AC OUT R CREF 4.1V C301A 2.2 4.1V OUT LF CASSL 4.1V REQ H C301B 2.2 4.1V...
- Page 10 IC200 D610 UDZ4.7B KRC-678R/RY/RV/RYV KRC-578R/RY KRC-578R/RY 784217AGF503 CXA2559Q u 1 6 3 IC250 : BA6219BFP-Y D614 MA4110-L CXA2560Q KRC-508S 784217AGF503 IC300 : TDA7400D D615 MA4220-L KRC-688 784217AGF503 CXA2560Q IC500 : TDA7386 D617 DTZ9.1A KRC-608/680R/508S/688/578R/RY/678R/RY/RV/RYV (1/2) CAUTION: For continued safety, replace safety critical components only with manufacturer's recommended parts (refer to parts list). indicates safety critical components.
- Page 11 To reduce the risk of DISP EJECT electric shock, leakage-current or Q903 DTA124EUA DTC144EUA S925 S926 S927 S928 resistance measurements shall be DTC114EUA carried (exposed parts KRC-508S/688 DTC124EUA acceptably insulated from the supply circuit) before appliance returned to the customer.
- Page 12 KRC-508S/688 3 7 63 1515 0 EXPLODED VIEW L 13942296513 u163 (D40-1141-08) Parts with exploded view numbers larger than 700 are not supplied.
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Page 13: Exploded View
KRC-508S/688 3 7 63 1515 0 EXPLODED VIEW size AAA battery (Not supplied) Depends on the model. Refer to the parts list. N86-3005-46 N35-3004-45 CME1 M2.6x5 N35-2605-46 2x4 (BLK) N35-2004-45 M3x6 N30-3006-46 WASHER N19-2148-08 N83-3006-46 WASHER N19-2149-08 M3x8 N30-3008-46 E RING... -
Page 14: Parts List
PROTECTION BAG (270 x 380) C104 CK73GB1C104K CHIP C 0.10UF H54-1717-08 ITEM CARTON CASE H54-1718-08 ITEM CARTON CASE C105 CK73GB1H103K CHIP C 0.010UF K1 : KRC-508S E: Europe K: North America M: Other Areas M2 : KRC-688 indicates safety critical components. W: Without Europe... - Page 15 CK73FB1E104K CHIP C 0.10UF JC40-43 R92-2053-05 CHIP R 1/8W C603 CK73FB1H103K CHIP C 0.010UF JC44 R92-2052-05 CHIP R 1/10W K1 : KRC-508S E: Europe K: North America M: Other Areas M2 : KRC-688 indicates safety critical components. W: Without Europe...
- Page 16 1/8W R610 RS14AB3A561J FL-PROOF RS J 1W R101 RK73FB2A223J CHIP R 1/10W R611 RK73FB2A472J CHIP R 4.7K J 1/10W K1 : KRC-508S E: Europe K: North America M: Other Areas M2 : KRC-688 indicates safety critical components. W: Without Europe...
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Page 17: Control Unit
CONDUCTIVE RUBBER IC300 TDA7400D CN900 E59-0833-05 CONNECTOR (13P TDF) IC500 TDA7386 2SA1576A TRANSISTOR R900,901 RK73GB1J101J CHIP R J 1/16W K1 : KRC-508S E: Europe K: North America M: Other Areas M2 : KRC-688 indicates safety critical components. W: Without Europe... - Page 18 ARM ASSY G01-2962-08 TENSION COIL SPRING D10-4387-08 SLIDER u163 B09-0522-08 REEL CAP G01-2963-08 COMPRESSION SPRING D03-0314-08 REEL GEAR ASSY K1 : KRC-508S E: Europe K: North America M: Other Areas M2 : KRC-688 indicates safety critical components. W: Without Europe...
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Page 19: Specifications
Weight 3.5lbs(1.6kg) 155(mm) Weight 1.6kg KENWOOD follows a policy of continuous advancements in development. For this reason specifications may be changed without notice. KENWOOD CORPORATION 14-6, Dogenzaka 1-chome, Shibuya-ku, Tokyo, 150-8501 Japan KENWOOD SERVICE CORPORATION KENWOOD ELECTRONICS ITALIA S.p.A. P.O. Box 22745, 2201 East Dominguez Street, Via G.