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5. New Test Mode (FH-M70+CDX-M12)
The new test mode
performs
more or less the same
operations as the normal mode
PLAY, but is able to
carry
out a
more
detailed
analysis
of error
stop
causes. During setup, it displays the operation status
-
of the CD control software. After setup, it displays the
causes,
time
of occurrence,
and
disc
number
of
protection
operations,
errors,
and
time-out
of FOK,
LOCK, sub-code readability and un-readability, sound
dropping, mechanism
error, etc.
The following new test mode keys are examples when
combined with FH-M70.
@ New Test Mode
(aging operation and setup analysis)
The CD, either single or multiple, plays in the normal
mode. After being set up, it will display FOK (focus),
LOCK
(spindle),
subcode,
sound
skip,
protection
against a mechanical error or the like, occurrence of an
error, cause and time of an expiry, if any, (and disc num-
ber in the multi-mode).
During the setup, the CD software operation status (in-
ternal RAM and C-point) is displayed.
Since it is nesessary to cope with the error number dis-
play function.
(1) How to Put in the NEW TEST Mode
See the test mode flow chart Page 8.
(2) Relations of keys between TEST and NEW TEST
Modes.
Test
New Test Mode
New Test Mode
Mode
P-BUS
Commands
Error
Protection
Regulator
Play in progress
ON
Regulator
OFF
} Talking place
BAND/REL | Regulator
Regulator
BAND/REL
Time of occurrence
Selected
ON
OFF
Cause of error
FWD-KICK
pel
REV-KICK
TRACKING
CLOSE
es
aa
en
de
|
TRACKING
F-4
OPEN
F-2
FOCUS OPEN
-
Bs
F-3
To new
Jump-Mode
F-3
Occurrence TNo
Test Mode
selected
Time of occurrence
Operations, such as EJECT, CD ON/OFF, etc. are to be performed normally
} Selected
83
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