jvc td-w271 free download

File name JVC TD-W271.pdf

SERVICE MANUAL DOUBLE CASSETTE DECK 2003 MB061 12 TD-W271 DOUBLE CASSETTE DECK STANDBY DOLBY B-C NR HX PRO INPUT LEVEL COUNTER RESET 4 3 5 6 7 COUNTER RESET PLAYBACK A AUTO REVERSE 3MOTOR SILENT MECHANISM AUTO REVERSE 2 1 MIN 8 9 MAX REC / REC MUTE PAUSE A 3MOTOR SILENT MECHANISM REC/PLAYBACK B PLAY PLAY POWER DOLBY NR B OFF C REVERSE MODE PHONES B SYNCHRO DUBBING NORM SPEED HIGH SPEED AUTO TAPE SELECTOR / CONTINUOUS PLAY STANDBY/ON ON OFF Area Suffix UF -------------- China U -------- Other Areas TABLE OF CONTENTS 1 2 3 4 5 PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3 SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4 DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5 ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-13 TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-19 COPYRIGHT © 2003 VICTOR COMPANY OF JAPAN, LIMITED No.MB061 2004/1 SPECIFICATION Type Track system Tape speed Frequency response (-20 dB recording) Double cassette deck 4-track, 2-channel 4.8 cm/sec (1-7/8 inch/sec) (Normal) 9.5 cm/sec (3-3/4 inch/sec) (High) Type IV tape Type II tape Type I tape S/N ratio 20-17000Hz 30-16000 Hz (±3dB) 20-16000 Hz 30-15000 Hz (±3dB) 20-16000 Hz 30-15000 Hz (±3dB) 58 dB (S = 315 Hz, k3 = 3%, N = A-weighted, Type IV tape) The S/N is improved by about 15 dB at 500 Hz and by max. 20 dB at 1kHz ~ 10 kHz with Dolby C NR on and improved by 5 dB at 1 kHz and by 10 dB at above 5 k Hz with DOLBY B BR on. Improvement of MOL Wow and flutter Channel separation Crosstalk Harmonic distortion Heads 4 dB at 10 kHz with Dolby C NR on. 0.08% (WRMS), ±0.2% (DIN/IEC) 10 dB (1 kHz) 60 dB (1 kHz) k3; 0.8% (Type IV tape, 315 Hz, 0 VU) Deck A Deck B Motors METAPARM head for playback Ч 1 METAPARM head for recording/playback, 2-gap ferrite head for erasure; combination head Ч 1 Electric govemed DC motor for capstan Ч 1 DC motor for reel Ч 1 DC motor for mechanism drive Ч 1 (For both decks A and B) Fast forward/rewind time Input terminals Output terminals Approx. 110 sec. with C-60 cassette LINE IN (Ч 1 circuit) Input sensitivity Input impeadance LINE OUT (Ч 1 circuit) Output level Output impeadance PHONES Ч 1 Other terminals Power requirement Power consumption Dimensions Mass Output level Matching impedance COMPU LINK-3/SYNCRO Ч 2 AC 220 V, 50 Hz With power on 17 W With power standby 4.0 W 435 Ч 139 331 mm 5.0 kg 80 mV (0 VU) 50 k 300 mV (0 VU) 5 k 0.3 mW/8 (0 VU) 8-1k Design and specifications are subject to change without notice. 1-