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Flash Intensity
Assembly
Replacement
Thermo Fisher Scientific
2. Disconnect the flash trigger cable from the FLASH TRIG connector on
the measurement interface board.
3. Remove the bench (see "Optical Bench Replacement" in this chapter).
4. Loosen the retaining screw on the top of the lamp housing and pull out
the trigger assembly and lamp.
5. Remove the lamp from the trigger assembly by pulling straight out and
insert the lamp into the new trigger assembly.
6. Insert the new flash trigger assembly into the lamp housing, tighten the
retaining screw, and reconnect the flash trigger cable.
7. Re-install the bench.
Use the following procedure to replace the flash intensity assembly.
Equipment Required:
Flash intensity assembly
Phillips screwdriver, small
Equipment Damage Some internal components can be damaged by small
amounts of static electricity. A properly ground antistatic wrist strap must
be worn while handling any internal component.
1. Turn instrument OFF, unplug the power cord, and remove the cover.
2. Disconnect the flash intensity cable from the FLASH INT connector
on the measurement interface board.
3. Remove the three screws securing the flash intensity assembly to the
reaction chamber (Figure 7–8).
4. Install the new flash intensity assembly by following this procedure in
reverse.
Flash Intensity Assembly Replacement
▲
Model 43i Trace Level-Enhanced Instruction Manual
Servicing
7-15
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Troubleshooting
