CT-401/403/KXF-W1030/W3030
ADJUSTMENT
INPUTOUTPUT CASSETTE DECK ALIGNMENT
No.ITEMALIGN FORFLG.
SETTINGSSETTINGSSETTINGSPOINT
CASSETTE DECK SECTIONTAPE: NORMAL, DOLBY: OFF, INPUT: LINE IN0 dBs = 0.775 V
I. REC/PLAY HEAD
Demagnetize the REC/PLAY
DEMAGNET-POWER OFFREC/PLAY
[ 1 ]��head with a head
IZATIONRemove the cassette door.head
demagnetizer.
Clean the REC/PLAY head,
REC/PLAY
erase head, capstan and
head, erase
[ 2 ]CLEANING��PLAYpinch roller using a cotton
head, capstan
swab slightly damped with
pinch roller
alcohol.
(A)Azimuth
(a)
[ 3 ]AZIMUTHMTT á114, TCC-153 (B)PLAYadjustment Maximum output.
0 kHz, -10 dBscrew(b)
II. DC BOARD
Adjust the tape speed so
(A)
[ 1 ]TAPE SPEEDMTT-111, TCC-110(B)PLAYSFR301that a 3 kHz signal is
produced at the center of
3 kHz
the tape.
III. PC BOARD
DECK B
PLAYBACK MTT-150
< 1 >(B)PLAYSFR101 (L)Output level : ?1 dBs
LEVEL400 Hz (200 nWb)SFR102 (R)
RECORD (A)Record 1kHz and 10kHz inSFR107 (L)
< 2 >(B)0 dBs ? 3 dBs
LEVEL1 kHz, -20 dBsalternation and playback.SFR108 (R)
Record 1 kHz and 10 kHz in
alternation and adjust the
(A)
BIAS Record and playback atSFR105 (L)variable resistors which
< 3 >1 kHz, -20 dBs(B)
CURRENTmaximum REC volumeSFR106 (R)control the bias current so
10 kHz, -20 dBs
position.that the playback level
is obtained 0 dBs ? 3 dBs.
REC BIAS
< 4 >OSC��RecordingL107105 kHz ? 3 kHz(c)
FREQUENCY
SYSTEM CONNECTIONS
(a) AZIMUTH ADJUSTMENT
SYSTEM CONTROL
RECPLAY
L
R
LINE INLINE OUT
AC voltmeterAGOscilloscopeAC voltmeter
Frequency counter
KXF-W1030
(A)(B)
(b) AZIMUTH ADJUSTMENT
To Frequency counter
(c)
CN105
4KXF-W3030 |
ACEC
