GE MAC 3500, Service Manual, Page: 88 / 180

5-6 MAC™ 3500 Resting ECG Analysis System
Revision L

2021337-036
Maintenance: FRU Replacement Procedures
FRU Replacement Procedures
Disassembly Guidelines
Prior to performing any disassembly procedures, perform the following:

If possible, process any ECGs remaining in storage.

If possible, print out set-up for future reference.

Disconnect the unit from the AC wall outlet and remove the power cord from
the unit.

Remove the battery as described in “Battery Replacement” .

If the MAC 3500 system is mounted to the trolley, remove it from the trolley as
described in
“Remove MAC 3500 System From Trolley” .

Remove the writer paper.

Take strict precautions against electrostatic discharge damage.
Battery Replacement
1. Press the writer button to open the unit.
2. Slide the battery release button in the direction of the arrow and lift the battery
out.
writer button
12A