Pioneer DV-79AVi Service Manual page 89

5
Description of
FL
Error
74 Subcode check
failure during startup
A command could not be issued to DSP because
Communication
Command Busy (XCBUSY) was in force
A1 timeout of DSP
(XCBUSY = L) for a specified time (about 200
command
µS).
Command Busy (XCBUSY) was in force for a
specified time (about 200 µS) before and after a
Communication
A2 timeout for reading coefficient read command was issued to DSP, or
DSP coefficient the address echo-back after command issuance
did not match the setup address.
Communication Command Busy (XCBUSY) was in force for 200
µS during continuous coefficient writing, or before
timeout for
A4
continuously writing and after a continuous write command was
DSP coefficient issued to DSP.
Timeout error for
B1 In the backup sequence, codes could not be read for fixed time.
backup
Retry error for
B2 Cannot close tracking even if performs backup fixed number of times.
backup
During tracing, do not restore after the runaway detection backup was performed
B3 Retry error for trace
several times.
Detection of tracking During playback, the overcurrent detection port was at L for 300 ms or more
C3
overcurrent continuously.
Short-circuit test After the overcurrent detection (C3 error), furthermore the overcurrent detection port
(C5)
corresponding error was at L for 300 mS or more continuously.
The tray switch that had been Open mode was forcibly changed to a mode other
F5 Tray being pushed
than Open by an external force.
F6 Code reading NG
Loading or unloading could not be completed
within a specified time (about 10 seconds).
F8 Loading timeout Though a portable cover is opening, when a
close command was issued from the system
controller.
• Focus ON sequence could not be completed more
than two seconds.
FC Focus • Auto sequence command was finished, actually
focus ON was not completed.
• Focus did not enter even if retried it eight times.
Error codes that are displayed on the FL display by using the remote control unit (Device error)
To display: ESC + DISPLAY + DISPLAY; Location of the display: At the two digits of left of the FL display
FL Description of Error
Mechanism controller RAM
bit4=1 10 etc.
check sum error
AV1 access error
bit3=1 08 etc.
(read, write NG)
bit2=1 04 etc. LSI11 access error
bit0=1 01 etc. SRAM access error
5
6
Causes if with a DVD
Causes if with a DVD
DV-79AVi
6
7
Causes if with a CD
Subcode could not be read within 1
second after the tracking on.
(PH code nothing) When Philips
code is not readable during LD
starting, and a code was not
readable after the slider moved to
FWD and REV directions slowly
each for five seconds.
(PRD) In the CD starting, when a
subcode of TOC part was not
readable, but the subcode of the
program area was readable.
Causes if with a CD
No operation or it becomes debugging
indication if the power is able to ON.
7
8
Operation of the Unit
Opens (Subcode readout
failure).
Open
Open
Open
Stops
Stops
Stops
Stops (the mechanical
controller operates
independently).
Turns off the power
instantly (No indication on
the FL display and no
writing to flash memory)
Closes
Search, scan and special
playback prohibition,
Playback as playback CD-
R (PRD mode) as it is.
Reverses the loading
direction. It timeout is
repeated upon retry, the
unit stops.
Stops wherever possible
then opens (stops in the
case of side B).
Operation of the Unit
8
A
B
C
D
E
F
89