1.4. Error display
See the table below for descriptions of displayed errors and countermeasures for these.
Display order is
q
,
w
,
e
,
r
.
Condition States Display TROUBLE SHOOTING
q
Firm Check
NG
The model name, brand name and
region information written in the rmware
are compared to the region settings in
the PCB.This error is displayed if the
information does not match.
"▲" or "▼" is displayed as the rst
character if the rmware is not correct (see
right section of table).
F I R M E R R O R
–
M a i n : * * * * * * * *
–
D S P : * * . * *
–
A u d i o P L D : * * . * *
–
G U I : * * * * * * * *
• Check the resistor for
setting region(R7581 /
R7582, DIGITAL PCB).
• Write the rmware for
the correct region.
w
DIR NG
This error is displayed if there is no
response from the DIR.
D I R E R R O R 0 1
• Check the DIR (IC772,
DIGITAL PCB) and
surrounding circuits.
e
DSP NG
The DSP FLAG0 port does not enter "
Hi
"
status even after executing a DSP reset
during a DSP code boot.
D S P E R R O R 0 1
• Check the DSP (IC781,
DIGITAL PCB) and
surrounding circuits.
The DSP FLAG0 port does not enter "
Hi
"
status before issuing a DSP command.
D S P E R R O R 0 2
ACK="
Hi
" does not occur during DSP data
reading, even when WRITE="
Lo
".
D S P E R R O R 0 3
ACK="
Lo
" does not occur during DSP
data reading, even when REQ="
Lo
".
D S P E R R O R 0 4
ACK="
Hi
" does not occur during DSP data
writing, even when WRITE="
Hi
".
D S P E R R O R 0 5
ACK="
Lo
" does not occur during DSP
data writing, even when REQ="
Lo
".
D S P E R R O R 0 6
r
EEPROM NG
An error occurred in a checksum of the
EEPROM(*** is a block address number).
E 2 P R O M E R R * * *
20