Siemens Simatic PG 740 - Errors Faults in PG 740 Operation

6
6-2
Programming Device PG 740
C79000-G7076-C742-01
Table 6-1 Errors/Faults in PG 740 Operation
Error/Fault
Cause Remedy
Power-ON LED does not light up S PG 740 is switched off
S Power supply not properly
connected
S Switch the PG 740 on
S Check the power supply
connections, power cable and
power plug
Display remains dark after power
on
S Back-lighting is not active
S Additional graphics card installed
S Wait 3 to 5 s until back-lighting
becomes active
S Switch PG 740 on with the
“INSERT” key depressed
External monitor remains dark S LCD enabled is entered in
SETUP
S Enter CRT enabled or
SIMULTAN in SETUP
The “Invalid configuration
information”.... “Press F1 key to
continue, F2 to run SETUP utility”
message appears on the screen
S Incorrect configuration data S Press ”F2” key, check the
configuration data in SETUP,
enter any default values, and
check error messages in the first
SETUP menu
The “No boot device available”
message appears on the screen
S Diskette in drive A: is not a boot
diskette
S Wrong hard disk type entered in
SETUP
S Insert boot diskette
S Use “Autodetect Fixed Disk”
function
“Keyboard stuck; key failure”
message
S A key has become blocked
during the system keyboard
self-test
S Check the keyboard
S Restart the system
Booting of the PG 740 aborted
after several beeps
S An error has occurred during the
system self-test
S Check the hardware
Every time a key is pressed, a beep
is heard and no characters appear
S Keyboard buffer overflow S <CTRL> <PAUSE>
Not-ready message when trying to
read a diskette
S No diskette has been inserted
S Diskette has not been formatted
S Insert diskette
S Format diskette
Write-protect error when trying to
write to a diskette
S Diskette write-protect activated
S Write-protect hole open on
3.5 in. diskette
S Cancel write protection
<\> key missing S Wrong keyboard driver is being
used
S German keyboard:
<ALT
Gr
> < ß >
S International keyboard:
< \ > key
Mouse pointer cannot be moved
with the trackball
S Trackball will not rotate
S No/wrong mouse driver
S Clean trackball and housing
S Load the right mouse driver
Mouse pointer moving erratically S Trackball dirty S Clean trackball and housing
Trackball not working S Trackball is switched off
S External mouse is plugged in
S The PS/2 interface is set to
external or disabled in the
SETUP
S Activate trackball with key
combination Fn + ^
S Check SETUP entry
Error Diagnostics