= Supported
X = Not supported
Printer model
Message Status code Return string MS911 MX910, MX911, MX912
Intervention Required -
Close Finisher Top Cover
40021
Close finisher
top cover
XX
Intervention Required -
Close Front Door
40021
Close front or
side door
XX
Intervention Required -
Close Front Door
40021
Close front door
Intervention Required -
Close Left Side Door
40021
Close left side
door
XX
Intervention Required -
Close Low ADF Door
40021
Close lower
automatic feeder
door
XX
Intervention Required -
Close Side Door
40021
Close Side Door
XX
Intervention Required -
Close Surface
40021
Close surface H
XX
Intervention Required -
Close Cover
40021
Close top access
cover
XX
Intervention Required -
Close Cover and Door
40021
Close top access
cover and front
door
XX
Intervention Required -
Close Door
40021
Close [tray]
door
XX
Intervention Required -
Close Tray [x] Top Cover
40021
Close Tray [x]
Top Cover
XX
Intervention Required -
Printer Upper Door Open
40021
Cover Open,
Close Top
Covers, Close
Door, or Insert
Cartridge
XX
Intervention Required -
Insert Print Cartridge
40021
Insert Print
Cartridge
XX
Intervention Required -
Open Cover
40021
Open Cover
XX
Intervention Required -
Open Rear Door
40021
Open Rear Door
XX
Intervention Required -
Open Close Door A
40021
Open and close
door A
Intervention Required -
Invalid Refill
40021
Invalid Refill
Change Cartridge
[30]
XX
1
This message applies only to two‑line printers.
2
This message contains a subset of letters CMYK, where CMYK denotes Cyan, Magenta, Yellow, and Black cartridges, respectively.
Appendix B: PJL support 51