Appendix F
Troubleshooting
132
Error Message
Explanation
Error
Code
PROM ERROR
65
EEPROM is malfunctioning, or nothing is written in the EEPROM.
PROTECTED PROGRAM ERROR
62
Program is protected. To change program, delete name with
PNAME command.
RESUME WITHOUT ERROR
20
RESUME statement is executed when no error exists.
RETURN WITHOUT GOSUB ERROR
3
RETURN statement is encountered before execution of GOSUB
statement.
STRING FORMULA TOO COMPLEX
ERROR
16
Character expression is too complex.
STRING TOO LONG ERROR
15
Character string is too long.
SYNTAX ERROR
2
Program does not conform to syntax.
TYPE MISMATCH ERROR
13
Variable types do not match.
UNDEFINED LINE NUMBER ERROR
8
Specified line number is wrong.
UNDEFINED USER FUNCTION ERROR
18
User function is not defined. Define execution start address with
the DEF USR statement.
VERIFY ERROR
66
Error occurs during EEPROM verification.
Item
Cause
Correction
All Indicators do not light
Power to PC is OFF.
Turn ON power to PC.
ASCII Unit is not mounted on PC
securely.
Tighten mounting screws.
ERROR indicator is ON.
Power to peripheral device is OFF.
Turn ON power to device.
Cable for device is disconnected.
Correctly connect cable, and tighten screws.
Breakage in cable or faulty contact
exists.
Repair or replace cable.
Transfer rates and communication
conditions of ASCII Unit and
peripheral device do not match.
Correct transfer rates and communication conditions.
BAT ERR indicator is ON
Battery connector is disconnected.
Correctly connect battery connector.
Battery voltage has dropped.
Replace battery.
Initial screen is
<<PROGRAM MEMORY
ERROR>>, and CTRL+X
is ineffective.
BASIC program is damaged.
Press CTRL+I, and BASIC program will be erased. (If
program is backed up in EEPROM, program can later
be restored by LOAD command.)
Cannot program correctly
Operating System is damaged
Execute the following steps and then press the Reset
switch.
MSET &H2000
MON
13A: 0_0
After executing these steps, turn off pin #2 on the
front-panel DIP switch. The following message will be
displayed on the initial screen:
<PROGRAM MEMORY ERROR>
When this message is displayed enter CTRL+I
Inspection Items
The following items should be periodically inspected.
Item
Particulars
Criteria
Remarks
Environment
Is ambient temperature
appropriate?
0
°
to 55
°
C
Thermometer
Is ambient humidity appropriate?
35% to 85% (without condensation)
Hygrometer
Is dust built up?
Must be free from dust.
Visual inspection
Mounting condition
Are cable screws loose?
Must not be loose.
Standard screwdriver
Is cable broken?
Must be mounted properly.
Visual inspection
Summary of Contents for C500-ASC04
Page 1: ...C500 ASC04 ASCII Unit Operation Manual Revised February 2001 ...
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