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Maintenance
THS710A, THS720A, THS730A & THS720P Service Manual
6–31
12. Using a bent paper clip, momentarily short pins 15 and 17 of the connector
to bypass the ON/STBY switch as shown in Figure 6–18. Follow the
instructions in the table below.
Instrument Behavior Instructions
Instrument turns on Inspect and/or clean the switch flex-circuit assembly
and the switch mat. If cleaning does not solve the
problem, one or the other are defective. Replace
them both.
Instrument does not turn on The main board is probably defective.
Replace it.
Pin 15
Pin 17
Figure 6–18: Bypassing the ON/STBY switch