PowerStar PS1503, Operation & Maintenance Manual

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Powerstar Inc.
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2. Remove the two screws located on each side of the front cover
3. Remove the front bezel. Use both hands and grasp the finger clips on either side of
the bezel Pull it towards you. The bezel will unsnap from the top of the UPS. (Note the
ribbon cable that attaches the front panel PCB to the main PCB. Do Not remove this
cable. The bezel will still be engaged at the bottom of the unit. Carefully disengage the
bezel from the hooks at the bottom of the UPS.
4. Set the bezel with the ribbon cable attached on top of the UPS. You will reinstall the
bezel later.
5. Use a screwdriver to remove the two screws located at the top corners of the face
plate . Set the screws aside in a safe place. You will replace them later.
6. Open the face plate to access the battery inside the battery compartment.
The battery module is heavy use caution when handling
1. The battery module is connected to the UPS by way of cables inside the battery
compartment. To remove the battery module from the UPS, grasp the clear plastic label e
and pull the battery module toward you.
2. Pull the battery module out of the compartment so that the back of the module is flush with
the outer edges of the UPS.
3. Disconnect the battery module connector 0.
.
REPLACING THE BATTERY MODULE
1
. Facing the front of the UPS, locate the battery cables and connector jack
to the rear of the battery module compartment. Locate the battery cables and connector plug