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CASSETTE RECEIVER
KRC-608
KRC-678R/RY/RV/RYV
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-678R
Panel assy
(A64-2087-08)
Panel assy
KRC-608
(A64-2088-08)
Escutcheon
(B07-2186-08)
: KRC-608 only
Plastic cabinet assy
(A02-1494-08)
KRC-678R
B NR
SCAN
B.S/RDM
REP
LOUD
KRC-608
45W 4
X
B NR
SCAN
B.S/RDM
REP
LOUD
Lever
(D10-4514-08)
DC cord assy
DC cord assy
(E30-4861-08)
(E30-4860-08)
: KRC-608 only
Front glass assy
(B10-3204-08)
45W 4
X
D.SCN
MTL/M.RDM
MENU
TI
DISP
VOL ADJ
NAME.S
AUD
Front glass assy
(B10-3205-08)
D.SCN
MTL/M.RDM
MENU
AUTO
DISP
AME
NAME.S
AUD
Stay
(J54-0611-08)
: KRC-608 only
ANT adapter
(T90-0523-05)
: KRC-678R/RY
: KRC-678R/RY
/RV/RYV
2000-3 PRINTED IN KOREA
C
B51-7597-00 ( K ) 3117
PWR
OFF
DISC
PROG/PTY
DAB
EJECT
DISC
Escutcheon assy
(B07-2195-08)
PWR
OFF
DISC
PROG
DAB
EJECT
DISC
Escutcheon assy
(B07-2195-08)
Screw set
Screw set
(N99-1689-08)
(N99-1688-08)
: KRC-608 only
Mounting hardware assy
(J21-9585-08)
/RV/RYV
40%
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Table of Contents
Related Manuals for Kenwood KRC-608
Summary of Contents for Kenwood KRC-608
- Page 1 (B07-2195-08) Stay Screw set Screw set Escutcheon Lever (J54-0611-08) (N99-1689-08) (N99-1688-08) (B07-2186-08) (D10-4514-08) : KRC-608 only : KRC-608 only : KRC-608 only DC cord assy DC cord assy ANT adapter Mounting hardware assy Plastic cabinet assy (E30-4861-08) (E30-4860-08) (T90-0523-05) (J21-9585-08)
- Page 2 FM(K,M) 400Hz 75KHz Dev E: KRC-678R/RY/RV/RYV FM(E) 400Hz 40KHz Dev KRC-608 AM 400Hz 30% Mod CASS 1KHz 0dB KRC-788 FM(K,M) : 1660mV FM(K,M) : 1660mV CD-CH 1KHz 0dB FM(E) : 1280mV FM(E) : 1280mV AM(K,M) : 560mV AM(K,M) : 560mV...
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Page 3: Microcomputer's Terminal Description
KRC-608,678R/RY/RV/RYV 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. P63/A19 TYPE1 Destination type switching input 1... - Page 4 KRC-608,678R/RY/RV/RYV 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-608,678R/RY/RV/RYV 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-608,678R/RY/RV/RYV 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 10kHz Screw to SP OUT...
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Page 7: Pc Board (Component Side View)
PC BOARD (Component side view) CONTROL UNIT MAIN UNIT D501 IC500 R508 R920 L600 C600 CN350 CN600 C505A C503A C507 C506 R504 CN400 C510 C602 C504A C505B R400 C503B C512 R356B R356A R357B R357A R401B R505 D350A R404 D401 D400B R354B R354A R355B R355A... - Page 8 PC BOARD (Foil side view) CONTROL UNIT D501 MAIN UNIT IC500 R508 R920 CN350 C600 L600 CN600 C505A C503A 11 13 C507 C506 R504 C510 CN400 C602 C505B C504A C512 C503B R400 R357A R357B R356A R356B R505 R401B D350A R404 D400B D401 R355A R355B...
- Page 9 MAIN UNIT CN100 CN400 IC300 13P DIN CONNECTOR 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 OUT RF CASSR D GND REQ C 1.0V 4.1V...
- Page 10 : 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. For continued protection against risk of fire, replace only with same type and rating fuse(s).
- Page 11 5x7 DOT (MULTI COLOR LCD) DIMMER KRC-678R/RV 5x7 DOT (MULTI COLOR LCD) Q905 KRC-678RY/RYV 5x7 DOT (MONO COLOR LCD) R932 C911 5x7 DOT (MULTI COLOR LCD) KRC-608 D904 D903 D902 R915 IC900 : LC75808E IC901 : RS-171 Q903 Q900,903 : DTA124EUA Q901...
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Page 12: Exploded View
KRC-608,678R/RY/RV/RYV EXPLODED VIEW (D40-1141-08) Parts with exploded view numbers larger than 700 are not supplied. - Page 13 KRC-608,678R/RY/RV/RYV EXPLODED VIEW Depends on the model. Refer to the parts list. N86-3005-46 N35-3004-45 M2.6x5 N35-2605-46 2x4 (BLK) N35-2004-45 CME1 M3x6 WASHER N19-2148-08 N83-3006-46 WASHER N19-2149-08 M3x8 N30-3008-46 E RING N29-0518-08 3x12 N84-3012-46 M2x3 (BLK) N35-2003-45 M2x1.8 (BLK) N38-2018-45 M2x2.5 N39-2025-46 M2x2.5 (NI)
-
Page 14: Parts List
SPRING (OPEN) CK73GB1H103K CHIP C 0.010UF CK73EB1C105K CHIP C 1.0UF E0 : KRC-678R K0 : KRC-608 E1 : KRC-678RY E: Europe K: North America M: Other Areas E2 : KRC-678RV indicates safety critical components. W: Without Europe E3 : KRC-678RYV... - Page 15 0.082UF J19-5009-08 CHOKE COIL HOLDER C309 CE04CW1C470M ELECTRO 47UF 16WV E0 : KRC-678R K0 : KRC-608 E1 : KRC-678RY E: Europe K: North America M: Other Areas E2 : KRC-678RV indicates safety critical components. W: Without Europe E3 : KRC-678RYV...
- Page 16 1.0K 1/10W E3 R307 RK73FB2A472J CHIP R 4.7K 1/10W E0E1E2 E0 : KRC-678R K0 : KRC-608 E1 : KRC-678RY E: Europe K: North America M: Other Areas E2 : KRC-678RV indicates safety critical components. W: Without Europe E3 : KRC-678RYV...
- Page 17 1/10W E0E1E2 S-80830ANNP R620 RK73FB2A102J CHIP R 1.0K 1/10W E3 HD74HC27FP E0 : KRC-678R K0 : KRC-608 E1 : KRC-678RY E: Europe K: North America M: Other Areas E2 : KRC-678RV indicates safety critical components. W: Without Europe E3 : KRC-678RYV...
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Page 18: Control Unit
CASSETTE MECHANISM ASSY(D40-1141-08) CN800 E41-0069-08 CONNECTOR (4P) A10-4630-08 CHASSIS ASSY E0 : KRC-678R K0 : KRC-608 E1 : KRC-678RY E: Europe K: North America M: Other Areas E2 : KRC-678RV indicates safety critical components. W: Without Europe E3 : KRC-678RYV... - Page 19 T42-1002-08 MOTOR ASSY(MAIN) T42-1001-08 MOTOR ASSY(SUB A) T31-0230-08 PLAYBACK HEAD E0 : KRC-678R K0 : KRC-608 E1 : KRC-678RY E: Europe K: North America M: Other Areas E2 : KRC-678RV indicates safety critical components. W: Without Europe E3 : KRC-678RYV...
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Page 20: Specifications
KRC-608,678R/RY/RV/RYV SPECIFICATIONS KRC-608 Frequency Range 87.9MHz~107.9MHz (Frequency Step) (200kHz) Channel Space Selection 50k/200kHz Usable Sensitivity 9.3dBf S/N 30dB (0.8µV/75Ω) Quieting Sensitivity 15.2dBf (S/N 50dB) (1.6µV/75Ω) Frequency Response 30Hz~15kHz (±3.0dB) 70dB (MONO) Selectivity 80dB (±400kHz) Stereo Separation 40dB (1kHz) Frequency Range... - Page 21 155(mm) 155(mm) Weight 1.6kg 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.