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CS-350LE,LK
spr
(Lech)
J7
{PHONES
$7 (MAIN SW)
4. Bias Current Adjustment
Settings:
@ Recording mode
@ Test point: TP1 (L-ch), TP2 (R-ch)
@ TAPE SELECTOR switch: LH(NORMAL)
© Adjustment location:
SFR 1 (L-ch)
SFR 2 (R-ch)
Method:
Adjust SFR1,2 so that the voltage at test point 1, 2 is 35 mV
{350 pA).
Rated:
© LH tape: 35 mV (350 uA)
@ METAL tape: 75 ~ 80 mV (750 ~ 800 nA)
3. Bias Trap Coil Adjustment
2. Tape Speed Adjustment
Settings:
@ Test tape: TTA-111A
© Adjustment location: SFR of motor circuit board
Method:
Play back the test tape and adjust so that the frequency is
3,000 kHz, both at the start and the end of tape winding.
. Settings:
@ Recording mode
@ Test point: TP1 (L-ch), TP2 {R-ch)}
® OSC switch:
"—" position
@ TAPE SELECTOR switch: METAL
© Adjustment locations:
L5 (L-ch), L6 (R-ch)
Method:
Adjust L5, 6 so that the voitage at test point 1, 2 is brought to
its maximum value.
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(BLU)
ae
7
ACIe.0
METAL
AC30.0V
BIAS
CUT
PATTERN
LH
ACO
|
METAL ACIO.OV
54
3
cy
TP 1
Bias Test Point (L-ch) |
1, Azimuth Adjustment
Settings:
@ Play back mode
© Test tape: TTA-117D
@ TAPE SELECTOR switch:
LH(NORMAL)
© Adjustment location:
azimuth adjusting screw
{(REC/PB)
se
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vRi
2
(STOP/EJECT
sw)
£
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