2 changing the backup battery, 3 access to printed circuit boards – Panasonic EB-GD30 User Manual
Page 27
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DISASSEMBLY / REASSEMBLY INSTRUCTIONS
MCUK991001C8
Section 4
Issue 1
Service Manual
– 21 –
Revision 0
4.2.2 Changing the Backup Battery
Remove the case as previously described. The backup battery is held in a retainer on the Main PCB. Observe polarity 
when replacing the battery.
Figure 4.4: Battery Polarity
4.2.3 Access to Printed Circuit Boards
1.
Remove the case as previously described. While applying slight pressure to the side retaining clips, lift the Main PCB away 
from the chassis.
Figure 4.5: Main PCB removal
2.
While applying slight pressure to the side retaining clips, lift the Keypad PCB away from the chassis.
Figure 4.6: Keypad PCB removal
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