d. Test procedure 15.
Disconnect the CX-4723 from J504 on the AM-1780.
Using the meter, measure DC voltage between pins A and H on J504
(TP2 of Figure 36).
If the meter display shows 22-30 volts DC, the CX-4723 is bad.
Replace or repair the CX-4723.
If no DC voltage is shown between pins A and H on J504, the AM-
1780 is bad. Send to IDS for repair.
Voltage measurement between pins A and H of J504.