1. PV-V4621 REPLACEMENT NOTE
There are 2 types of Main C.B.A. (E10) for PV-V4621.
VEPS6073HA is used in early products and has been changed to VEPS6073HC on running
change basis in later products. When replacing Microcontroller IC (IC6001) or EEP ROM IC
(IC6005), be sure to confirm which Main C.B.A. is used for the unit you are servicing.
The parts used for each Main C.B.A. are as follows.
2. SAFETY PRECAUTIONS
GENERAL GUIDELINES
1. IMPORTANT SAFETY NOTICE
There are special components used in this equipment which are
important for safety. These parts are marked by in the
Schematic Diagrams, Circuit Board Layout, Exploded Views and
Replacement Parts List. It is essential that these critical parts
should be replaced with manufacturer’s specified parts to prevent
shock, fire or other hazards. Do not modify the original design
without permission of manufacturer.
2. An Isolation Transformer should always be used during the
servicing of VCR whose chassis is not isolated from the AC power
line. Use a transformer of adequate power rating as this protects
the technician from accidents resulting in personal injury from
electrical shocks. It will also protect VCR from being damaged by
accidental shorting that may occur during servicing.
3. When servicing, observe the original lead dress. If a short circuit
is found, replace all parts which have been overheated or
damaged by the short circuit.
2
Summary of Contents for Omnivision PV-V4621
Page 6: ...Fig 1 3 Fig 1 4 Fig 1 5 6 ...
Page 26: ...6 2 2 Inner Parts Location Fig J1 1 26 ...
Page 27: ...6 2 3 EJECT Position Confirmation Fig J1 2 27 ...
Page 58: ...11 2 MECHANISM BOTTOM SECTION 58 ...
Page 59: ...11 3 CASSETTE UP COMPARTMENT SECTION 59 ...
Page 60: ...11 4 CHASSIS FRAME AND CASING PARTS SECTION 60 ...
Page 61: ...11 5 PACKING PARTS AND ACCESSORIES SECTION 61 ...
