Panasonic SC-HM910, Service Manual

Page: 9 / 104

SC-HM910/SC-HM810
9
Gear for servicing (jig) information
1. This unit has a gear which is used for checking items (open/close of disc tray, up/down operation of traverse unit by
manually) when servicing.
2. For preparation of gear (for servicing), Perform the procedures as follows.
3. In case of re-servicing the same set, the “gear for servicing” may has been taken off because it has been used.
The “gear for servicing” must be stored.
1. Remove the gear provided with mechanism cover 2. Insert the hexagonal screwdriver (2 mm) into
the as shown below. the gear, and then project the tip of screwdriver
for 1~2mm in length.
“ATTENTION SERVICER”
Some chassis components may have sharp edges.
Be careful when disassembling and servicing.
1.
This section describes procedures for checking the operation of the major printed circuit boards and replacing the
main components.
2. For reassembly after operation checks or replacement, reverse the respective procedures.
Special reassembly procedures are described only when required.
3. Select items from the following index when checks or replacement are required.
Warning:
This product uses a laser diode. Refer to caution statement Precaution of Laser Diode.
7 Operation Checks and Main Component Replacement Procedures