Panasonic NV-SD40 Service Manual

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Product Group: VHS VTR		Model: NV-SD40
Date: 25/09/98	Revision No: 01		Document No: 01
Subject: Clock Loses Time
SYMPTOM:	The clock runs slow, about 1 sec a day. The specification is +/- 15 secs
	a month.
CAUSE:	Due to the microprocessor’s performance in different conditions
	(e.g. temperature, humidity, etc., around the VCR), the accuracy
	of count-up function for the clock can be effected.
REMEDY:	Replace the Timer IC, IC7501 to new type.
Old Part Number	New Part Number	Reference	Description
MN187164VTSV	MN187164VZBE	IC7501	IC

Panasonic CS U.K.

Document No: 01

Model: NV-SD40B

1