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CT-401/403/KXF-W1030/W3030
ADJUSTMENT
No. ITEM INPUT SETTINGS OUTPUT SETTINGS CASSETTE DECK SETTINGS ALIGNMENT POINT ALIGN FOR 0 dBs = 0.775 V Demagnetize the REC/PLAY head with a head demagnetizer. Clean the REC/PLAY head, erase head, capstan and pinch roller using a cotton swab slightly damped with alcohol. Maximum output. (a) (b) FLG. CASSETTE DECK SECTION I. REC/PLAY HEAD [1] DEMAGNETIZATION � � POWER OFF Remove the cassette door. REC/PLAY head REC/PLAY head, erase head, capstan pinch roller Azimuth adjustment screw TAPE: NORMAL, DOLBY: OFF, INPUT: LINE IN
[2]
CLEANING
�
�
PLAY
[3]
AZIMUTH
(A) MTT·114, TCC-153 0 kHz, -10 dB
(B)
PLAY
II. DC BOARD [1] TAPE SPEED (A) MTT-111, TCC-110 3 kHz (B) PLAY SFR301 Adjust the tape speed so that a 3 kHz signal is produced at the center of the tape.
III. PC BOARD <1> <2> PLAYBACK LEVEL RECORD LEVEL MTT-150 400 Hz (200 nWb) (A) 1 kHz, -20 dBs (A) 1 kHz, -20 dBs 10 kHz, -20 dBs (B) PLAY Record 1kHz and 10kHz in alternation and playback. DECK B SFR101 (L) SFR102 (R) SFR107 (L) SFR108 (R) Output level : ±1 dBs 0 dBs ± 3 dBs Record 1 kHz and 10 kHz in alternation and adjust the variable resistors which control the bias current so that the playback level is obtained 0 dBs ± 3 dBs. 105 kHz ± 3 kHz (c)
(B)
<3>
BIAS CURRENT
(B)
Record and playback at maximum REC volume position.
