Kowa K9L48B, Service Manual, Page: 20 / 60

GG-09001 Edition 1.3
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6-2 Replacing optical head unit main PCB
①
Disconnect all connectors connecting to the optical head unit main PCB and undo 5 screws.
Push the lock to the direction shown below, and remove the PCB.
②
Install it by following the removing steps in the reverse order.
※
Make sure that all connectors are securely connected.
6-3 Replacing trigger PCB
①
Remove 3 cables and 2 screws from the trigger PCB and remove the PCB.
②
Install it by following the removing steps in the reverse order.
※
Make sure that all connectors
are securely connected.
6-4 Replacing return mirror actuator
①
Disconnect the connector connected to the component.
②
Undo 4 screws and remove the actuator.
③
Install a new actuator and connect the connector.
Precautions for part
Precautions for part Precautions for part
Precautions for part----replacement
replacement replacement
replacement
The optical head unit main PCB contains the
position
data of each motor. When replacing the
main PCB, it is required to consider its compatibility with other PCB, parts, and firmware. Verify
the device serial number on the optical head unit and the Rev. number on the
underside of the
lampshade .