Teledyne 3010TB - Split architecture trace oxygen analyzer - Manual (Page 53)

Part I: Control Unit Maintenance 5
Part I: 5-3 Teledyne Analytical Instruments
Preamp
0 OK
1 Zero too high
2 Amplifier output doesn't match test input
3 Both Failed
5.3 Major Internal Components
The major components in the Control Unit are shown in Figure 5-3.
Figure 5-3: Control Unit Major Internal Components
Teledyne Analytical Instruments
Outer Door
Inner Door
Main PCB
PreampPCB
Display PCB
Doors shown removed
for clarity
Electrical Connector Panel
Box Subassembly
(Gas Connector
Panel not shown.)