Maintenance
7–8 VITS100 NTSC VITS Inserter Instruction Manual
Removal and Replacement Instructions
Use the following procedures to remove and replace the top cover, front panel,
inserter circuit board assembly, and oscillator oven.
This procedure requires a #1 phillips screwdriver.
WARNING. To avoid possible electrical shock, disconnect the power cord before
removing the top cover.
Removal. Use the following procedure to remove the top cover:
1. Remove the four screws from each side of the instrument.
2. Remove the three screws (one at the front edge, two at the back) from the top
of the instrument. It is not necessary to remove the screws that hold the
programming access plate onto the top cover.
3. Lift the cover from the instrument.
Replacement. Use the following procedure to replace the top cover:
1. Set the top cover in place with the programming opening toward the front
panel.
2. Install the three screws on the top of the instrument.
3. Install the four screws on each side of the instrument.
This procedure requires a #1 phillips screwdriver.
Removal. Use the following procedure to remove the front panel:
1. Remove the instrument top cover.
2. Place the instrument top-down on the work surface.
3. Remove the two flat head screws from the front edge of the instrument
bottom.
4. Slide the front panel assembly forward until it is clear of the LEDs and
BYPASS switch.
Replacement. Use the following procedure to replace the front panel:
1. Carefully slide the front panel over the BYPASS switch and the three LEDs.
2. Install the two flat head screws that hold the front panel to the front edge of
the instrument bottom.

Top Cover

Front Panel