1-13
Portion "a"
Top Plate
Tab
Lever
Lever
Hole Hole
Holder Unit
Tab
Slide
+
P2552
Unsolder
Chassis
Motor P.C.B. of
Motor Block Ass'y
Rear Side View
-
P2551
DC Power Supply
(+10VDC)
"a"
"c"
"b"
"a"
"b"
Load
Unload/Eject
Main Cam Gear
Needlenose Pliers
METHOD FOR LOADING/
UNLOADING OF MECHANISM
(Manual Method)
Turn the Main Cam Gear counterclockwise (for loading) or
clockwise (for unloading) using needlenose pliers etc.
Note:
Do not use this method if Mechanism is jammed or locked.
Fig. 5-1
(Electrical Method)
Remove the solder as shown and apply +10.0 VDC Power
Supply (DC + to Portion "a," DC - to Portion "c").
Note:
Be careful not to let the DC Power Supply Unit GND contact
the chassis GND. This may damage the Loading Motor Drive
IC (IC 2501).
Be sure to apply DC + to Portion "a" of Motor P.C.B.
If DC + is applied to Portion "b", the Loading Motor Drive IC
(IC2501) may be damaged.
Fig. 5-2
Note:
Do not forget to solder Portions "a" and "b" after loading/
unloading operation is completed.
When loading without a cassette, press Portion "a" on
both sides of the Holder Unit of Cassette Up Ass'y so that
the Levers clear the Tabs and Holes.
Fig. 5-3
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