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Part 1 Troubleshooting Checklist
Troubleshooting
6-5
The following two steps are to make sure that the monitor’s AC power supply and battery
work correctly.
What To Do If The Monitor Cannot Be Switched On, AC Powered:
What To Do If The Monitor Cannot Be Switched On, Battery Powered:
Step Action
1 Ensure the battery has had ample time to charge (at least 15 minutes). A dead
battery will prevent the monitor from powering On.
2 Check AC fuses in the AC receptacle.
3 Check keypad connector or replace keypad. See
“Removing the Keypad on
the Front Panel” on 7-6
for instructions.
4 If monitor still cannot be switched On, replace the Main PCB module. See
“Removing the Main PCB Module” on 7-12 for instructions.
Step Action
1 Plug the monitor into an AC power source.
2 Ensure the battery has had ample time to charge (at least 15 minutes). A dead
battery will prevent the monitor from powering On.
3 Check AC fuses in the AC receptacle.
4 Check keypad connector or replace keypad. See
“Removing the Keypad on
the Front Panel” on 7-6
for instructions.
5 If monitor still cannot be switched On, replace the Main PCB module. See
“Removing the Main PCB Module” on 7-12 for instructions.