Precautions For Repair: Module Qw-3042; Ac (All Clear) And Removing Of Module - Casio QW-3042 Service Manual

5. PRECAUTIONS FOR REPAIR: MODULE QW-3042

5-1. AC (ALL CLEAR) AND REMOVING OF MODULE

1. Perform AC (ALL CLEAR) when inserting a new battery, or else the memories and or counters may
give erratic displays.
Touch the AC contact and the main plate with the metallic tweezers.
The contact should be made for about two seconds.
For 2 seconds after the AC operation, do not make any button operations on these modules.
Metallic tweezers
2. Removing of the module from the case
A. Remove the screw of the censor cable holder
and the screw of the antenna cable holder.
antenna cable holder
C. Insert a precision screwdriver between the module
and the case when you remove the module from
the case.
Sensor cable holder
— 6 —
B. Remove the sensor cable and
the antenna cable.
antenna cable
*screw of the antenna cable holder=Long
screw of the censor cable holder=Short
Sensor cable