Sony TC-FX205 - Electrical Adjustments

‘TC-FX205/FX220 |
SECTION 3
ADJUSTMENTS |
3-1.. MECHANICAL ADJUSTMENTS
No mechanical adjustments applied to this unit.
-_@ Torque Measurement
[___Mede | TorqueMeter | Torque
|
|
40
—70g-cm
CQ-102C
(0.55
—
0.97
oz+inch)
|
70
—150g*cm
.
|
70
—
150
g*cm
ee
ia
(0.97
—
2.07
oz+inch)
|
Fworack
|
co
igac
eee
cn
_
|
tension
:
(
0.028 — 0.083 ozeinch) »
3-2, ELECTRICAL ADJUSTMENTS
Note:
The
adjustment
should
be
performed
in
the
order
given
in
this
service
manual.
a
The adjustments should be performed for both L-CH _
and R-CH. | |
@ Set the TAPE switches according to the tape as
follows. | :
@ Switches and controls should be set as follows
unless otherwise specified.
DOLBY NR switch: = OFF . :
TAPE SELECT switch: TYPE I NORMAL
@ Standard Record: |
Deliver the standard input signal level to the
input jack and set the REC LEVEL control to
obtain the standard output signal level.
— Record Mode —
AF OSC
i, attenuater
O ,
LINE IN — LINE OUT
Standard Input Level % : 8
ee
Standard Output Level __ |
| | HEADPHONES | LINE OUT
31 mV (-28dB) | 0.435 V C5 dB)
Record/playback Head Azimuth Adjustment
Procedure:
1. Mode: playback
test tape
P-4-A063
(6.3 kHz, -10 dB)
LINE OUT | s
2. Turn the adjustment screw for the maximum
output leyels. If these levels do not match, turn
the adjustment screw until both of output
levels match together within 1 dB.
peak | within
| | 70B |
R-CH
peak
Screw
Ate
:
Position
-
eae
pie
—e
angle
3.
Phase
Check
peak
peak
Mode:
playback
test
tape
|
P-4-A063
(6.3 kHz, -10 dB)
L-CH
RCH N |
~ LINE OUT
| Screen pattern
Y)
©)
in phase 45° 90°. 135°. =: 180°
ees
wrong
good
Adjustment Loacation:
adjustment screw