MECH-5
3-5. Tension Arm PLAY and REV
Voltage Confirmation
SPEC
PLAY : 3.8 V ± 0.05 V
REV : 1.2 V ± 0.3 V
TEST POINT
TP201 (SERVO )
ADJ.
-----
MODE
PLAY, SHTL (REV)
TOOL
Digital Volt Meter
1. Insert the cassette tape (any cassette except thin
type of tape) and confirm that the voltage at
TP201 in each mode is in SPEC.
2. If it is out of the specification even though item
3-3) – 3-4) is in the specification.
Servo P.C.B. or Mecha I/F P.C.B. might be faulty.
3-6. Tension Regulator Spring
Adjustment
SPEC
110 ± 10 mN-m (11 ± 1gf)
TEST POINT
TP201 (SERVO)
ADJ.
Tension Regulator Spring hook (B)
MODE
STOP
TOOL
VFK1188A (Dial Tension Gauge)
Digital Volt Meter
<Preparation>
1. Loosen the 2 screws and remove the Carriage
Support Panel on the Front Loading Unit.
2. Disconnect the connector P3 on the Carriage
Board of the Front Loading Unit.
3. Unscrew the 6 screws and remove the Top Plate
on the Front Loading Unit as shown in figure
3-4-1.
4. Connect the Flexible cable to P3 on the Carriage
Board of Front Loading Unit.
<Adjustment Procedure>
1. Open the SERVICE MENU and Select the A00 :
SERVO ADJUST and press the “SET” button to
open the SERVO ADJUST MENU.
2.
Select the A09 TENSION.
3.
Rotate JOG dial clockwise pushing Search button
so that the mechanism shift to Loading mode.
(“on” mark is displayed on A09 : TENSION)
4. Push the tension post to the direction R by the
tension gauge as shown in Figure 3-6-1 until the
voltage at the test point becomes 3.8V (It means
PLAY position). And then confirm the indication
(tension) of gauge is in SPEC.
5. If it is out of SPEC, loosen the screw (C) and
adjust the position of hook (B) so that the
indication (tension) of gauge is within the
specification.
Then tighten the screw (C) and reconfirm tension
is within the specification.
Figure 3-6-1
Loose
Tight
Содержание AJ-SD93P/E
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Страница 31: ...INF 18 RF CUE Board COMPONENT SIDE SERVO Board COMPONENT SIDE TP6302 TP6502 TP4102 TP233 TP235 TG6001 ...
Страница 32: ...INF 19 11 INTERNAL SWITCH SETTING The switch setting on the AVIO board part of AJ YA93 is as shown below ...
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Страница 110: ...MECH 32 Figure 3 35 2 Confirm this value ...
Страница 114: ...MECH 36 Figure 3 37 2 Confirm this value ...