Replacing Cpu Board - Mindray BA-88A Service Manual

3 Pull the wire out and you can see the wire joint connecting the lamp assembly,
with one end connecting to the lamp and the other end connecting to the inside
of the instrument. Pinch both ends of the joint and press the buckle to disconnect
the joint. The dismounting is completed.
4 Connect the new lamp with the wire joint of the lamp assembly and wire joint in
the instrument. Install the lamp into the installing hole in the lamp base. Fasten
the retaining screw on the lamp base.
5 After installation, power on the instrument. Adjust the gain. Check the
background after the instrument is stabilized to check whether the replacement
is successful.

5.3.4 Replacing CPU Board

After the CPU board is replaced, the system can not read the original parameter
configuration. These parameters include flow cell temperature adjustment
parameters, cuvette temperature adjustment parameters, filter wheel home position
deviation, original flow volume of the peristaltic pump and the peak wavelength of the
340 nm. The temperature adjustment parameters and filter wheel home position
WARNING
If you want to replace the lamp, first switch off the power and then
wait at least 15 minutes for the lamp to cool down before touching it.
Do not touch the lamp before it cools down, or you may get burned.
NOTE
When replacing the lamp assembly, do not touch the surface of the
bulb.
When dismounting the restraining screw of the lamp base, please
take extra care to avoid element falling into the inside of the
instrument. If it is difficult to dismount, some tools like the clipper
might be used. The photoelectric gain should be adjusted after the
lamp is replaced. For more details, please refer to 5.3.2 Adjusting the
Photoelectric Gain.
5 Service and Maintenance
Wire
joint
5-19