Strasbaugh nTellect 7AF - Problem Causes and Suggested Actions

Vacuum Robot Manual
4000-0315 Rev 1
68
Problem Causes and Suggested Actions
The Code column indicates bit(s) from STAT response that are set to 1.
Getting the corresponding STAT response confirms the symptom you
have observed.
Trouble Symptom Possible Cause Code Corrective Action
Green LED on
controller is not
lit
No ac power Check power cord and
fuses.
EPROMs
improperly
installed
Order new EPROMs and
place them properly.
Sockets are 32-pin
JEDEC standard.
Ensure jumpers are
correctly set.
Loose board(s) Remove all boards
except the amplifier
board. Replace them
securely.
Bad CPU board Replace CPU board.
Bad Galil board Replace Galil board.
No
communication
No beep sound
from CPU
Bad amplifier
module(s)
(usually only
one of the three
motors)
Replace amplifier board
(use Diagnostics Step #7
to determine the failing
axis).
Response to
SVON
command is “?”
Unsecured
connection(s) of
signal cables(s)
Bits 0
and 10
Check external signal
cable. Run diagnostics
for NVSRAM and Galil.
Unsecured
connection of
external power
cable (usually
no servo to any
motors)
Secure cable connections
Bad amplifier
module(s)
(usually only
one of the three
motors)
Replace amplifier board
(use Diagnostics Step #7
to determine the failing
axis).
Axis cannot
servo-on
SVON
command OK
but no power to
motor(s)
Bad Galil board Replace Galil board.