X25AM Programming Manual
Errors and Error Recovery for ITI and PTP
X25AM Programming Manual—527201-001
5-6
Suggested Recovery Action
164 X X A disconnect was received, or the data line is occupied 
(busy). 
171 X X No response was received on bid/poll/select, or the 
reply is invalid. 
179 X X The application buffer is incorrect; a control request is 
pending; or an autopoll is active. 
190 X X A device error occurred; this is a hardware problem.
200 X X The device is owned by an alternate port.
201 X X The current path to the device is down; an attempt was 
made to write to a non-existent process; the message-
system request was incorrectly formatted; or an error 
was found in the message-system interface. 
214 X X Channel timeout (path error).
218 X X An interrupt timeout occurred on a channel; or on a 
controller, modem, or the line inbetween; or the modem 
clock was lost (path error). 
230 X X The CPU power failed, then was restored. 
231 X X The controller power failed, then was restored.
Table 5-3. Errors Not Requiring Application-Dependent Recovery (page 2 of 2)
Error
Returned 
by ITI 
Returned 
by PTP Description










