Servicing
Measurement Interface Board Replacement
Thermo Fisher Scientific
Model 146
i
Instruction Manual
7-27
Nut driver, 3/16-inch
1. Turn instrument OFF, unplug the power cord, and remove the cover.
2. Remove the I/O expansion board (optional), if used. See the “I/O
Expansion Board Replacement” procedure in this chapter.
3. Remove the digital output board. See the “Digital Output Board
Replacement” procedure in this chapter.
4. Unplug all connectors from the motherboard. Note connector locations
to facilitate reconnection.
5. Using the nut driver, remove the six standoffs securing the board to the
rear panel.
6. Pop off the motherboard from motherboard support bracket, and
remove the motherboard.
7. To install the motherboard, follow previous steps in reverse.
Measurement
Interface Board
Replacement
Use the following procedure to replace the measurement interface board
(
).
Equipment Required:
Measurement interface board
Philips screwdriver
Equipment Damage
Some internal components can be damaged by small
amounts of static electricity. A properly grounded antistatic wrist strap must
be worn while handling any internal component.
Equipment Damage
Some internal components can be damaged by small
amounts of static electricity. A properly grounded antistatic wrist strap must
be worn while handling any internal component.
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Страница 188: ...Troubleshooting Service Locations 6 26 Model 146i Instruction Manual Thermo Fisher Scientific ...
Страница 258: ...System Description I O Components 8 16 Model 146i Instruction Manual Thermo Fisher Scientific ...
Страница 272: ...9 14 Model 146i Instruction Manual Thermo Fisher Scientific Figure 9 4 Rack Mount Option Assembly ...
Страница 273: ...Thermo Fisher Scientific Model 146i Instruction Manual 9 15 Figure 9 5 Bench Mounting ...
Страница 274: ...9 16 Model 146i Instruction Manual Thermo Fisher Scientific Figure 9 6 EIA Rack Mounting ...
Страница 275: ...Thermo Fisher Scientific Model 146i Instruction Manual 9 17 Figure 9 7 Retrofit Rack Mounting ...
Страница 276: ...Optional Equipment Mounting Options 9 18 Model 146i Instruction Manual Thermo Fisher Scientific ...