Sharp VL-Z400H-T Service Manual page 17

8-3. Method of operating on the circuit board with the cassette controller assembly removed
If this method is performed improperly, the tape may be damaged. Therefore do not use this method except in special cases
such as measuring the VSR torque. Be sure to follow the cautions shown in this manual.
(1) Apply 3 to 4V DC to the loading motor to establish the standby mode.
(2 Insert a sheet of thick paper folded in two as shown in Fig.9 into the position shown in Fig.10 to turn OFF the down SW.
(Pass the paper along the heavy line in the figure.)
Note) To go into the REC mode, press the pin of the recognition SW.
(3 Selecting the test mode (T-01) with the adjustment remote control without setting a tape will make it possible to operate
the mechanism with the mode keys.
(4) For ejecting, remove the paper inserted in step (2) above.
(H)
Fig.7
34~36
Fold a sheet of paper
in two.
Fig.9
Recognition SW pin
(H)
(I)
(I)
Fig.8
Pass the folded paper between
the slide chassis and the lock cam
to press the moving part of the
down SW.
Fig.10
17
VL-Z400S-T/H-T
VL-Z500S-S/H-S/E-T/E-S
Press
Moving part of
down SW