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Panasonic VP-7722A Service Manual page 12

Audio analyzer

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vp-7722P
Des cribed in this section are adjustment required when faulty operation is detected or any of
ele ctr onic components is replaced.
Man y of adjustment procedures described this section require servicing after removal of
co vers .
WARNING
Disco nnect power cable from the power source before removing the covers.
When servicing with power on, particular care must be paid to avoid personal injury, After
removing the covers with the power cable disconnected,mount the instrument on the service bench
so that the portion to be serviced
power
on.
REQUIRED
EQUIPMENT
Equipment required for the adjustment are listed below.
Digital voltmeter
Oscilloscope
Differential voltmeter
Frequency counter
RC oscillator
AC voltage calibrator
6000 termination
Calibrated VP-7722A
4.
ADJUSTMENT
is
easily accessible. Then connect the power cable and turn the
VP-2660B or equivalent
VP-5512A or equivalent
Fluke 931AB or equivalent
Frequency: lOHz to 500kHz
VP-7214A or equivalent
Fluke 5100 or equivalent
6000 ±0.1%
4.-0

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