Service Manuals, User Guides, Schematic Diagrams or docs for : ricoh Copiers FT 4215_4220 FT4220sp

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               Circuit diagrams&Service manuals.
Ricoh FT4220                                            SERVICE PROGRAM MODE



2. SERVICE PROGRAM MODE
2.1 SERVICE PROGRAM MODE OPERATION
The service program (SP) mode is used to check electrical data and change
modes or adjustment values.


2.1.1 Service Program Access Procedure
There are three ways to access an SP mode.
   1) By key operation (for customers and sales representatives)
   2) By key operation (for service representatives)
   3) By turning on DPS101-4 on the main board (for service
      representatives)

Access Procedure 1 - Key Operation
                    (for customers and sales representatives)
Accessible SP modes:       SP10, SP11, SP13, SP15, SP16, SP17, SP18,
                           SP19, SP20, SP21, SP26, SP34, SP63, SP65,




                                                                                 Service
                                                                                 Tables
                           SP78, SP86, SP90, SP91, SP92, SP93, and SP96
                           (Refer to the service program mode table for
                           details.)
 1. Turn on the main switch.
 2. Press the Energy Saver/Clear Modes.
 3. Press the Clear/Stop key.
 4. Press the Recall/Enter key. "5" will blink in the copy counter and the ADS
    indicator will blink.
 5. Enter the desired SP mode number using the number keys.
   NOTE: To cancel an SP mode number after entering it, press the
         Clear/Stop key.
 6. Press the Recall/Enter key.
   NOTE: To enter a different SP mode number, press the Recall/Enter key
         and follow steps 5 and 6.
 7. To leave SP mode, press the Energy Saver/Clear Modes key.




                                      4-7
SERVICE PROGRAM MODE                                                    1 May 1993


Access Procedure 2 - Key Operation (for service representatives)
Accessible SP modes:        All SP modes except for SP27, SP98, and SP99
 1. Turn on the main switch.
 2. Press the Energy Saver/Clear Modes key.
 3. Press the Clear/Stop key.
 4. Press the Recall/Enter key. "5" will blink in the copy counter and the ADS
    indicator will blink.
 5. Enter the desired SP mode number using the number keys.
   NOTE: a) To cancel an SP mode number after entering it, press the
            Clear/Stop key.
         b) "." is displayed instead of "1" in the Copy Counter when SP
            mode numbers over "100" are entered. The maximum number
            is "131".

 6. Press the Recall/Enter key while holding down the Point (".") key to view
    data.
   NOTE: To enter a different SP mode number, press the Recall/Enter key
         and follow steps 5 and 6.
 7. To leave SP mode, press the Energy Saver/Clear Modes key.


Access Procedure 3 - DPS 101-4 (for service representatives)
Accessible SP modes:        All SP modes including SP27, SP98, and SP99
 1. Turn the main switch off.
 2. Remove the rear cover and turn on DPS101-4, then turn on the main
    switch. "5" will blink in the copy counter and the ADS indicator will blink.
 3. Enter the desired SP mode number using the number keys.
   NOTE: a) To cancel an already entered program, press the Clear/Stop
            key.
         b) "." is displayed instead of "1" in the Copy Counter when SP
            mode numbers over "100" are entered. The maximum number
            is "131".

 4. Press the Recall/Enter key to view data.
   NOTE: To enter a different SP mode number, press the Recall/Enter key
         and follow steps 3 and step 4.
 5. To leave SP mode, turn off DPS101-4.


                                       4-8
1 May 1993                                             SERVICE PROGRAM MODE


2.1.2 Change Adjustment Values or Modes
 1. Follow steps 1 to 6 in Access Procedure 1 and 2, or steps 1 to 4 in
    Access Procedure 3.
 2. The factory-set value/mode or the default setting will be displayed in the
    Magnification indicator.
 3. Enter the desired value or mode using the number keys and then press
    the Recall/Enter key.
 4. To leave SP mode, press the Energy Saver/Clear Modes key (Access
    Procedure 1 and 2) or turn off DPS101-4 (Access Procedure 3).


2.1.3 Memory Clear Procedure

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