Service Ram Addresses - Ricoh 5510L Service Manual

SERVICE RAM ADDRESSES

5.5 SERVICE RAM ADDRESSES
!
CAUTION
Do not change settings marked as "Not used" or "Read only."
400001 to 480004(H) - ROM version (Read only)
400001(H) - Revision number (BCD)
400002(H) - Year (BCD)
400003(H) - Month (BCD)
400004(H) - Day (BCD)
400005(H) - RAM Reset Level 1
Change the data at this address to FF (H), then switch the machine off and on to
reset all the system settings.
Caution: Before using this RAM, print the settings of all the system parameters
(System Parameter List).
NOTE: The country code will be reset to UK when RAM reset level 1 is done.
400006 to 400015(H) - Machine's serial number (17 digits - ASCII)
400018(H) - Total program checksum (low)
400019(H) - Total program checksum (high)
40001A(H) - Boot program checksum (low)
40001B(H) - Boot program checksum (high)
40001C(H) - Main program checksum (low)
40001D(H) - Main program checksum (high)
40001E(H) - RDS program update counter (hex)
400020 to 40003F(H) - System bit switches
400040 to 40004F(H) - Scanner bit switches
400050 to 40005F(H) - Printer bit switches
400060 to 40007F(H) - Communication bit switches
400080 to 40008F(H) - G3 bit switches
400090 to 40009F(H) - SG3 bit switches (for optional G3 interface unit)
4000A0 to 4000AF(H) – IP-FAX G3 bit switches (for optional NIC interface unit)
4800B0 to 4800CF(H) - LAN bit switches (for optional NIC interface unit)
400120 to 40012F(H) – G4P switches (for optional G4 unit)
400130 to 40014F(H) – G4I switches (for optional G4 unit)
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14 June, 2002