Ricoh A250 Service Manual - Page 14

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3.3 PCFE UNIT (PC-FAX EXPANDER UPGRADE) ..................................... 3-12

3.4 HANDSET (USA MODELS ONLY) ......................................................... 3-15

3.5 EXMEM BOARD (EXPANSION MEMORY)............................................ 3-16

4. SERVICE TABLES ...................................................................... 4-1

4.1 SERVICE LEVEL FUNCTIONS ................................................................ 4-1

4.1.1 HOW TO ENTER AND EXIT THE FAX SERVICE MODE ............... 4-1

4.1.2 BIT SWITCH PROGRAMMING (FUNCTION 01)............................. 4-1

4.1.3 SYSTEM PARAMETER LISTS (FUNCTION 02) ............................. 4-2

4.1.4 FCU ROM VERSION DISPLAY (FUNCTION 02) ............................ 4-4

4.1.5 MODEM PROGRAM VERSION DISPLAY (FUNCTION 02)............ 4-4

4.1.6 ERROR CODE DISPLAY (FUNCTION 03)...................................... 4-4

4.1.7 SERVICE MONITOR REPORT (FUNCTION 04)............................. 4-4

4.1.8 G3 PROTOCOL DUMP LIST (FUNCTION 05) ................................ 4-5

4.1.9 G4 PROTOCOL DUMP LIST (FUNCTION 05) ................................ 4-5

4.1.10 RAM DISPLAY AND REWRITE (FUNCTION 06) .......................... 4-6

4.1.11 NCU PARAMETERS (FUNCTION 06)........................................... 4-6

4.1.12 RAM DUMP (FUNCTION 06)......................................................... 4-7

4.1.13 RAM CLEAR (FUNCTION 07) ....................................................... 4-7

4.1.14 FCU REBOOT ............................................................................... 4-7

4.1.15 SERVICE STATION FAX NUMBER (FUNCTION 09).................... 4-8

4.1.16 SERIAL NUMBER (FUNCTION 10) ............................................... 4-8

4.1.17 MODEM TEST (FUNCTION 11) .................................................... 4-8

4.1.18 V.34 MODEM TEST (FUNCTION 11) ............................................ 4-9

4.1.19 DTMF TEST (FUNCTION 11) ........................................................ 4-9

4.1.20 RINGER TEST (FUNCTION 11) .................................................. 4-10

4.1.21 MEMORY TEST (FUNCTION 11)................................................ 4-10

4.1.22 FILE PRINTOUT (FUNCTION 13) ............................................... 4-11

4.1.23 JOURNAL PRINTOUT (FUNCTION 14) ...................................... 4-11

4.1.24 USAGE LOG PRINTOUT (FUNCTION 15).................................. 4-11

4.1.25 DATA TRANSFER (FUNCTION 16) ............................................ 4-12

4.2 BIT SWITCHES ...................................................................................... 4-13

4.2.1 SYSTEM SWITCHES .................................................................... 4-13

4.2.2 SCANNER SWITCHES.................................................................. 4-27

4.2.3 PRINTER SWITCHES ................................................................... 4-32

4.2.4 COMMUNICATION SWITCHES .................................................... 4-37

4.2.5 G3 SWITCHES .............................................................................. 4-44

4.3 NCU PARAMETERS .............................................................................. 4-53

4.4 DEDICATED TRANSMISSION PARAMETERS ..................................... 4-63

4.4.1 PROGRAMMING PROCEDURE ................................................... 4-63

4.4.2 PARAMETERS .............................................................................. 4-64

4.5 SERVICE RAM ADDRESSES ................................................................ 4-68

5. PREVENTIVE MAINTENANCE ................................................... 5-1

5.1 SPECIAL TOOLS AND LUBRICANTS ..................................................... 5-1

5.2 PM TABLE ................................................................................................ 5-1

6. REMOVAL AND REPLACEMENT .............................................. 6-1

6.1 PRECAUTION .......................................................................................... 6-1

A250