Teledyne 2010A - Split architecture thermal conductivity analyzer - Manual (Page 96)

3 Operation Model 2010A
3-2: Part II Teledyne Analytical Instruments
2 15 V Failure
3 Both Failed
Analog
0 OK
1 DAC A (0–1 V Concentration)
2 DAC B (0–1 V Range ID)
3 Both Failed
Preamp
0 OK
1 Zero too high
2 Amplifier output doesn't match test input
3 Both Failed
The results screen alternates for a time with:
Press Any Key
To Continue...
Then the analyzer returns to the initial System screen.
3.2 Cell Failure Checks
Cell failure is covered in detail in Part I: Control Units, section 4.4.1.3,
Cell Failure. Cell replacement is covered Part II: Analysis Units chapter 5,
Maintenance.