Cpu Troubleshooting (A7); A7 Jumper/Switch Positions - Agilent Technologies HP 8719D Service Manual

CPU Troubleshooting (A7)

The A7 jumper/switch must be in the Normal position (NRM) for these
procedures. This is the position for normal operating conditions. To move the
jumper/switch to the Normal position (NRM), do the following:
1. Remove the power line cord from the analyzer.
2. Set the analyzer on its side.
3. Remove the two comer bumpers from the bottom of the instrument with a
4. Loosen the captive screw on the bottom cover's back edge.
5. Slide the cover toward the rear of the instrument.
Caution
Be sure to observe proper ESD procedures and precautions
when performing the following step.
6. Move the jumper/switch to the Normal position (NRM) as shown in
Figure 6-3.
7. Replace the bottom cover, comer bumpers, and power cord.
6-8 Digital Control Troubleshooting