Sensaphone IMS-4000 Users manual User Manual
Page 28
IMS-4000 Manual
26
Step 1)
Locate the power switch on the rear of the unit and turn the IMS-4000 off.
Step 2)
Disconnect the power cord from the back of the unit.
Step 3)
Disconnect the phone line from the front of the unit.
Step 4)
Remove the IMS-4000 from the rack.
Step 5)
Remove all of the screws in the top cover. Carefully remove the top cover.
Step 6)
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 7)
Using needle nose pliers, remove the connector with the red wire from the battery.
Step 8)
Using the nut driver, remove the four nuts which hold down the battery bracket.
Remove the bracket and battery.
Step 9)
Install the new battery and replace the bracket.
Step 10)
Attach the connector with the red wire to the positive terminal of the battery.
Step 11)
Attach the connector with the black wire to the negative terminal of the battery.
Step 12)
Replace the top IMS-4000 cover and secure with the screws.
Step 13)
Re-install in rack.
Step 14)
Re-attach the power cord.
Step 15)
Re-connect the phone line.
Step 16)
Turn the Power Switch back on.