Gerber HS750 Plus User Manual page 86

plus
HS750
Error
Number
Error Description
21 Unknown interrupt error
22 Theta home error
23 Z home error
24 Y home error
25 Data overflow (only for
HPGL data)
26, 27, 28 Problems with baud rate,
data bits, parity bits, stop
bits
Plotter Error Codes
Operator Response
Try power up again. Call Gerber
Field Service.
Try power up again.
Try power up again.
Try power up again.
Check communication
parameters (baud rate, etc.)
Call Gerber Field Service.