2-6 9845B/C Environmental, Installation, and Preventive Maintenance Requirements Functional Areas of the CRT PRINT AREA LINE I 2 3 4 5 6 7 B 9 :~ Like a printing device. 12 13 14 15 16 19 PRINT AREA LINE 211 For messages from the co uter =-iU :~ For displaying DISP output or INPUT prompts. DISPLAY AREA and results of keyboard ope ations. ~~~=~ ~:~:~ ==} For keyboard inputs. SYSTEM COMMENTS ARE~--------I ~:~~~~ t=:t :~=} For softkey labels (98458 Model 200 and 9845C). CAUTION ALWAYS SWITCH OFF THE COMPUTER WHEN INSERTING OR REMOVING ROMS. FAILURE TO DO SO COULD DAMAGE THE EQUIPMENT. ROMs Update List Plug-in Option ROMs available for use with the 9845 are shown in the following table.
Option Amount of Read/ Option ROM Name Option ROM Number Write Memory Used Graphics HP 98411B or Opt. 311 90 bytes (9845B Model 100 only) Enhanced Graphics (standard) 264 bytes (9845B Model 200 and 9845C) 110 HP 98412A or Opt. 312 640 bytes Mass Storage HP 98413B or Opt. 313 None Advanced Programming HP 98414A or Opt. 314 None Structured Programming HP 98415A None Basic Datacomm HP 98417A 380bytes Bisync Datacomm HP 98418A 40 bytes Assembly Execution HP 98438A or Opt. 438 See the Assembly Execution ROM Manual Assembly Execution HP 98439A or Opt. 439 See the Assembly and Development Development ROM Manual Data Base Management System HP 98430A or Model 120 bytes 190, Opt.
330,331, or 332 (Model 280 includes these ROMs also)