BUCHI NIRFlex N-500 - Manual (Page 73)

7 Maintenance and repairs
73 NIRFlex N-500 Operation Manual, Version F
7 .5 Laser unit replacement
The LASER unit needs to be replaced at failure. This action can be performed by a trained operator or
(preferably) by a service technician.
! WARNING
Risk electric shock and burns by remaining high-voltage load at the LASER module
Do not disconnect the white plug from the laser power supply •
White plug at laser power supply
NOTICE
Risk of optical misalignment and damage at the LASER module.
Do not touch the optical surfaces of the module •
Handle the module with care i.e. do not expose the module to heavy impacts •
Handle the module at the base plate only •
To replace the laser, proceed as follows:
Loosen the two screws on the left rear of the •
instrument approximately 3-5 turns.
Remove the cover. •
For easy release of the laser housing it is recom-
mended to slightly tilt the housing and then pull
it horizontally away from the instrument. There
is a built-in sensor to record the opening of the
housing.