GE MAC 1200

GE Medical Systems MAC 1200 V 1.2 Page 44
Information Technologies 227 492 21 Rev F
Replacing the primary fuses in the mains input module
Warning: Only use fuses indicated on the rating label! (see Section 8, Paris List)
Replacing the battery
Disconnect and lift out the battery compartment on the underside of the device by raising the
middle fastening catch. Remove the battery and disconnect the battery plug BATT_IN/ from
the PCB Battery Charge.
Warning: Only original GE Medical Systems Information Technologies batteries may be
used! (see Section 8, Parts List)
Defective NC-batteries or empty batteries should be disposed of in accordance with the
applicable legal stipulations or returned to the factory.
Batteries returned to the factory should be labeled “For disposal”.
Before putting in the new battery, insert plug BATT_IN/. Push in battery compartment, secure
by pressing on the fastening catch.
Replacing the PCB Battery Charge
After opening the device, first of all open the battery compartment and disconnect the battery
connector BATT_IN/ (see "Replacing the battery’).
Then disconnect the connector BATT/ from the PCB Control. Undo the fastening screw next
to the inductor L1 on PCB Battery Charge.
PCB Battery Charge has one soldered fuse:
Si1: Battery fuse
No adjustments on the PCB Battery Charge are necessary.
Replacing the PCB Control
Before replacing the PCB, if still possible, printout the settings configured by the user and
check the options enabled.
After opening the device first of all disconnect the plug-in connector POSUP/ to the power
supply unit, and the connector BATT_IN/ from the PCB Battery Charge. Make sure that the
connector BATT_IN/ makes no contact with the coated shell, while disconnected. Then