Ricoh M001 Service Manual page 181

Cartridge info
Displays information about the cartridge.
Returns a value of "0" if the number stored in the cartridge is not
7931
recognized.
This is information on the AIO ID Chip so if the cartridge is not installed,
if the AIO is not set properly, or if the front door is open, no value will be
displayed because the machine cannot communicate with the AIO.
7931 001 Machine ID
7931 002 Version
7931 003 Brand ID
7931 004 Area ID
7931 005 Kind ID
7931 006 Color ID
7931 007 Maintenance ID
7931 008 New AIO
SM
Identification number of the machine (Model Name)
Cartridge version number
Displays the OEM brand
1: Ricoh
Displays the area ID
1: DOM (Japan
2: NA (North America)
3: EU (Europe)
4: Asia
Displays the part code number
1: 6K
3: 15K
Displays "1" for the color of the toner (Black), this is the
only setting for this machine.
Displays the maintenance ID
1: Printer (no maintenance contract)
3: Accessories
Displays the conditions of AIO
0: Normal
64: New AIO
5-67
Printer Engine Service Mode
M001