Panasonic PV-D4742 Service Manual page 18

4.1.14.2. (Electrical Method)
Apply +10.0 V DC Power Supply to the Loading Motor terminals.
Loading
DC + to Portion "a," DC - to Portion "b"
Unloading
DC - to Portion "a," DC + to Portion "b"
CAUTION:
Before applying DC Power Supply, be sure to cut the Motor Leads
with a cutter, etc.
Otherwise, the Loading Motor Drive IC (IC2501) may be damaged.
4.1.14.2.1. WHEN LOADING WITHOUT A CASSETTE
When loading without a cassette, push Portion "a" on the Holder Unit of Cassette Up Ass'y so
that the Lever clear the First Tab and Second Tab.
Fig. 10-1
Fig. 10-2
Fig. 10-3
18