Ricoh D0C8, Service Manual

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Service RAM Addresses
D0CK 102 SM
4.9 SERVICE RAM ADDRESSES
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Do not change the settings that are marked as “Not used” or “Read only.”
680001 to 680004(H) - ROM version (Read only)
680001(H) - Revision number (BCD)
680002(H) - Year (BCD)
680003(H) - Month (BCD)
680004(H) - Day (BCD)
680006 to 680015(H) - Machine’s serial number (16 digits - ASCII)
680016(H) - Language code
0: Japanese, 1: UK English, 2: US English, 3: French, 4: German, 5: Spanish, 6: Italian, 7: Dutch, 8:
Swedish, 9: Norwegian, 10: Danish, 11: Finnish, 12: Czech, 13: Hungarian, 14: Polish, 15: Portuguese,
16: Russian, 17: Traditional Chinese, 18: Simplified Chinese, 19: Korean
680018(H) - Total program checksum (low)
680019(H) - Total program checksum (high)
680020 to 68003F(H ) - System bit switches
680050 to 68005F(H) - Printer bit switches
680060 to 68007F(H) - Communication bit switches
680080 to 68008F(H) - G3 bit switches
680090 to 68009F(H) - G3-2 bit switches: Not used
6800A0 to 6800AF(H) - G3-3 bit switches: Not used
6800D0(H) - User parameter switch 00 (SWUER_00) : Not used
6800D1(H) - User parameter switch 01 (SWUSR_01) : Not used
6800D2(H) - User parameter switch 02 (SWUSR_02)
Bit 0: Forwarding mark printing on forwarded messages 0: Disabled, 1: Enabled
Bit 1: Center mark printing on received copies
(This switch is not printed on the user parameter list.)
0: Disabled, 1: Enabled
Bit 2: Reception time printing
(This switch is not printed on the user parameter list.)
0: Disabled, 1: Enabled
Bit 3: TSI print on received messages 0: Disabled, 1: Enabled
Bit 4: Checkered mark printing
(This switch is not printed on the user parameter list.)
0: Disabled, 1: Enabled
Bit 5: Not used
Bit 6: Not used
Bit 7: Not used