Chapter 10. TROUBLESHOOTING
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Battery replacement procedures
HANDLING PRECAUTIONS
• Replace the old battery with a lithium battery (model no.:81446140-001).
Batteries can be ordered from Honeywell sales or service office.
• Do not use metal tools to remove or attach battery connectors as this could
short-circuit electric circuits inside.
• A capacitor backs up the memory during battery replacement. To charge this
capacitor, supply power to the DCP551 for about 10 minutes. Replace the
battery less than 24 hours after the power supply has been turned off.
When the
BAT
LED starts flashing, replace the battery according to the following
instructions.
(1) Leave the power on for about 10 minutes.
(2) Turn off the power.
(3) Open the console key cover and remove the lock screw under the
ENTER key
using a Phillips screwdriver.
>>Slide the controller out of the case.
10-9