ERROR PRINTER I/F
TIMEOUT
Error between the CU and
the PU. A timeout
occurred without the PU
receiving data transmitted
from the CU.
Refer to
RAP 08
ERROR OPTION I/F
TIMEOUT
After PU sends data no
response is received for
constant time.
Replace the
LLAB-2 board
Replace option
ERROR LOOP
TEST(Emulation Mode
An error occurred during
an RS-232C line loopback
test. (A special connector
for loop test is required.)
Refer to
RAP 09
Controller
Errors
ERROR OPTION RAM
CHECK (Emulation
Mode ONLY.
SERVICE does not
light in the PS mode)
A RAM write/read
compare error occurred in
the optional RAM board.
Refer to
RAP 10
ERROR RESIDENT
RAM CHECK
A RAM write/read
compare error occurred in
the internal 2M byte RAM
on the APSM board.
Refer to
RAP 10
ERROR EEPROM
(SERVICE is lit)
A verifying error occurs
when EEPROM is written.
Replace the
main control
board
ERROR FONT ROM
CHECK
There is an error in the
internal font ROM on th
APSM board or APSH
board (checksum error)
Replace the
emulation
board.
ERROR PROGRAM
ROM CHECK
There is an error in the
ROM on the APSM board
or the APSH board
(checksum error)
Refer to
RAP 11
.
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