Phonetics Sensaphone IMS-4000, User Manual

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Step 4) Remove all of the screws in the top cover. Carefully remove the top cover.
Step 5) Locate the battery on the right side. There will be a red wire (positive)
and a black wire (negative) connected to the battery. Using needle nose pliers,
remove the connector with the black wire from the battery first. Gently wiggle it off.
Step 6) Using needle nose pliers, remove the connector with the red wire from the battery.
Step 7) Using the nut driver, remove the four nuts which hold down the battery bracket.
Remove the bracket and battery.
Step 8) Install the new battery and replace the bracket.
Step 9) Attach the connector with the red wire to the positive terminal of the battery.
Step 10) Attach the connector with the black wire to the negative terminal of the battery.
Step 11) Replace the top IMS-4000 cover and secure with the screws.
Step 12) Re-install in rack.
Step 13) Re-attach the power cord.
Step 14) Turn the Power Switch back on
IMS-4000 Manual
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