Ricoh A230, Service Manual, Page: 808 / 1134

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SERVICE RAM ADDRESSES
4-83
SM A230/A231/A232
480139 to 480147(H) - Service station’s fax number (Service mode 09)
See 48018F(H) for the type of network used for this number.
480157 to 480165(H) - Own fax number (PSTN)
480166 to 480174(H) - Own fax number (ISDN G4)
480175 to 480183(H) - Own fax number (ISDN G3)
480184(H) - ID code (low - Hex)
480185(H) - ID code (high - Hex)
480186(H) - Confidential ID (low - BCD)
480187(H) - Confidential ID (high - BCD)
480188(H) - Memory lock ID (low - Hex)
480189(H) - Memory lock ID (high - Hex)
48018F(H) - Network type used for the service station number
00(H) - G3 (PSTN)
01(H) - G4 (ISDN)
480198 to 48019F(H) - Last power off time (Read only)
480198(H) - 01(H) - 24-hour clock, 00(H) - 12-hour clock (AM), 02(H) - 12-
hour clock (PM)
480199(H) - Year (BCD)
48019A(H) - Month (BCD)
48019B(H) - Day (BCD)
48019C(H) - Hour
48019D(H) - Minute
48019E(H) - Second
48019F(H) - 00: Monday, 01: Tuesday, 02: Wednesday, ....... , 06: Sunday