QUICK START GUIDE APS 6.0 User Manual
Preface
APS Quick Start for New Users
B–2
APS Error Messages
Table
B.A details APS error messages. Refer to the
Advanced Programming
Softwar
e User Manual
for a complete list of error messages.
Table B.A
APS Error Messages
Error Message Possible Causes Corrective Action
APS Timeout Loss of
Communications
Wrong baud rate
Select different baud rate in F2 Online
Config"; Processor default is 19200.
Wrong processor node
address
Select different processor address in F2
Online Config"; Processor default is 1.
Wrong device type
Device type in F2 Online Config" should be
1747PIC.
Incompatible or wrong
computer Serial Port
Select different COM port in F2 Online
Config"; verify PC COM port works.
Bad cable
Check continuity in 1747C10 cable; contact
local AllenBradley distributor for replacement.
Bad 1747PIC
Contact your local AllenBradley distributor for
replacement.
Incompatible 925 Pin
Adaptor
Consult PC manual for Serial Port type (DCE
or DTE); 925 Pin Adaptor supplied with
1747PIC is for a DTE Serial port. If serial port
is DCE, you may need a nullmodem adaptor.
Not enough power to
1747PIC
Check line power to SLC power supply; check
position of power supply jumper for modular
systems.
Database Read Error
Files and buffers are
not set up correctly
Use a word processor or DOS Edline to
verify/change your CONFIG.SYS file to
contain minimum values of Files = 40 and
Buffers = 40. (Minimum values of 46 are
required if running APS in a Windowst
environment.) If the file is modified, reboot
PC.
Fatal Communication
Hardware Error
Incompatible or
nonexistent Serial
COM port on PC
Select different COM port by pressing F2
Online Config"; verify COM port works.
Illegal Data or
Parameter Value
Maximum node address
of the processor
exceeds 31
Reduce the maximum node address of the
processor to 31 by pressing F5 WHO"; F5
Who Active"; F7 Max Address".