0...................mechanism OK
1...................mechanism busy
2...................parameter out of range
3...................invalid parameter
4...................invalid format
5...................monitor mode list full
6...................invalid function
8...................command cancelled
0....................mechanism OK
1....................mechanism timeout.
2....................communications link timeout
3....................error in temperature control unit communications
4....................mechanism has not been initialised
5....................cable connected to wrong SECU module (not implemented)
6....................invalid data returned from serial link
7....................illegal command
8....................action on mechanism was aborted
9....................barcode read was unreliable
A...................barcode read - head absent
B....................barcode read - parity error
C....................mechanism busy (to be confirmed)
E....................position check has found an error
10...................current limit - initialisation required
11...................limit switch activated
14...................alarm switch activated
20..................NAG mechanism does not settle after a move
21..................not all lamps requested have in fact struck
22..................WARNING target field is in encoder units
23..................diffuser in undefined position
24..................darkslide in undefined position
>80................multiple errors, TEMPFLAG codes ANDed with 80
1....................invalid-data
2....................ctimeout
4....................ill.cmnd
8....................moving
10..................limit
20..................alarm
40..................curlim
80..................tams-err (UES)
80..................settling (NAG)