Default Switch Configuration
The following topics list the switches in numerical order and provide a detailed description of
SW1 is a push-button on the front of the ZT 5504. Pressing SW1 issues a hard reset. Reset is
discussed in more detail in
SW2-1, SW2-2 (Real-Time Clock Battery Backup)
Use these switch segments to battery back and clear the Real-Time Clock. When closed, SW2-
1 connects the Real-Time Clock to the on-board battery. Keep this switch in the closed position
for normal operation.
If the Real-Time Clock and CMOS contents need to be cleared, open SW2-1 and close SW2-2.
After two seconds, return SW2-2 to the open position and SW2-1 to the closed position.
Factory default is SW2-1 closed and SW2-2 open.
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