Acura 2008 TSX Owner's Manual page 140

Remote Transmitter
To replace the battery:
1. Place a cloth on the edge of the
transmitter, and remove the upper
half by carefully prying on the
edge with a small flat-tip
screwdriver.
134
BATTERY
2. Remove the old battery and note
the polarity. Make sure the
polarity of the new battery is the
same ( side facing up), then
insert it in the transmitter.
An improperly disposed of battery
can hurt the environment.
Always confirm local regulations
for battery disposal.
3. Snap the two halves of the
transmitter case back together.
As required by the FCC:
This device complies with Part 15 of the
FCC rules. Operation is subject to the
following two conditions: (1) This device
may not cause harmful interference, and
(2) this device must accept any
interference received, including
interference that may cause undesired
operation.
Changes or modifications not expressly
approved by the party responsible for
compliance could void the user's
authority to operate the equipment.
This device complies with Industry
Canada Standard RSS-210.
Operation is subject to the following two
conditions: (1) this device may not cause
interference, and (2) this device must
accept any interference that may cause
undesired operation of the device.