Advertisement
Servicing
Safety Precautions
Precautions
7-2
Model 48i Trace Level-Enhanced Instruction Manual
"Bench Heater Assembly
●
"Detector/Preamplifier Assembly
●
"Preamp Board
●
"Pump
●
"Pressure Transducer
●
"Flow Transducer
●
"Zero/Span and Sample Solenoid Valve
●
"Analog Output
●
"Analog Output
●
"Analog Input
●
"Ambient Temperature
●
"I/O Expansion Board (Optional)
●
"Digital Output Board
●
"Motherboard
●
"Measurement Interface Board
●
"Front Panel Board
●
"LCD Module
●
"Service
●
Safety
Read the safety precautions before beginning any procedures in this
chapter.
WARNING The service procedures in this manual are restricted to qualified
representatives.
If the equipment is operated in a manner not specified by the
manufacturer, the protection provided by the equipment may be
impaired.
CAUTION Carefully observe the instructions in each procedure.
Equipment Damage Some internal components can be damaged by small
amounts of static electricity. A properly ground antistatic wrist strap must
Replacement" on page
Calibration" on page
Replacement" on page
Replacement" on page
Replacement" on page
Testing" on page
Calibration" on page
Calibration" on page
Calibration" on page
Replacement" on page
Replacement" on page
Replacement" on page
Replacement" on page
Locations" on page
7-39
▲
▲
7-17
Replacement" on page
7-20
7-20
7-21
7-25
Replacement" on page
7-27
7-29
7-30
7-32
Replacement" on page
7-34
7-35
Replacement" on page
7-37
7-38
7-18
7-26
7-33
7-36
▲
Thermo Fisher Scientific
Advertisement
Troubleshooting
