Overview - Sony HDW-F500 Maintenance Manual

3-1. Overview

This unit is equipped a self-diagnosis function for internal errors. Following three
messages are available in the self-diagnosis.
Error messages: Displays serious errors which stop the VTR.
Warning messages: Displays warnings that the VTR can be operated continuously.
Channel condition messages: Displays the channel condition errors of the video
signals and the audio signals.
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The "protection mode" described in this section is a mode in which the servo control
system automatically stops the tape running and the rotation of the drum motor to
protect the tape and the mechanical parts. It also prohibits the insertion and ejection
of a cassette tape.
When this mode is selected, it is impossible for the unit to return to normal operating
condition except by turning the power ON again.
If the "protection mode" is selected with the cassette tape inserted, refer to "2-12.
Removing the Cassette Tape When Tape Slack Occurs", turn the power OFF, and be
ensure to remove the cassette tape with your hand.
If the power is turned ON again without removing the cassette tape, the tape may be
damaged.
3-2. Error Messages
When an error is detected while the unit is operating, immediately the ALARM
lamp on the control panel lights up and an error message is displayed. If several
error messages exist for the error, their record will be saved in the "error logger". Be
ensure to check the error logger, and correct the error accordingly.
(For details of the error logger, refer to "4-2-2. Error Logger".)
HDW-F500E MMP1
Section 3
Self-Diagnosis
C H . C O N D
P B / E E
T A P E U N T U R E A D
! E R R O R - A 2
T C P
R E C I N H
D R N V - R A M
o f f C H E C K S U M E R R O R
A I N
I N
A S S E M -
B L E
o f f
I N S
T C
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I N S I N S I N S I N S
V I D E O A - C H 1 A - C H 2 A - C H 3 A - C H 4
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The content of diagram are only one
example of many.
H O M E
F
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I N S I N S
C U E
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3-1