Ricoh Mp C3000 Service Manual

Mechanical Component Layout 
SM 5 B227 
B227 
Bridge Unit 
2.  DETAILED SECTION DESCRIPTIONS 
2.1 MECHANICAL COMPONENT LAYOUT 
 
 
1. Upper Exit Roller 
2. Tray Exit Sensor 
3. Junction Gate 
4. 1st Transport Roller  5. Relay Sensor 
6. 2nd Transport Roller 
7. Left Exit Roller 
8. Paper Tray 
  

Drive Layout 
B227 6  SM 
2.2 DRIVE LAYOUT 
 
1.  Left Exit Roller 
2. 2nd Transport Roller 
3. 1st Transport Roller 
4.  Upper Exit Roller  
5.  Bridge Unit Drive Motor  

Electrical Component Layout 
SM 7 B227 
B227 
Bridge Unit 
2.3 ELECTRICAL COMPONENT LAYOUT 
 
1.  Left Guide Switch 
2. Right Guide Switch 
3.  Junction Gate Solenoid 
4.  Tray Exit Sensor 
5.  Bridge Unit Control Board 
6.  Bridge Unit Drive Motor 
7. Relay Sensor  

Electrical Component Descriptions 
B227 8  SM 
2.4 ELECTRICAL COMPONENT DESCRIPTIONS 
 
Symbol Name Function Index No. 
Motors 
M1  Drive Motor  Drives the bridge unit.  6 
Sensors 
S1  Tray Exit  Checks for misfeeds.  4 
S2 Relay  Checks for misfeeds.  7 
Switches 
SW2  Right Guide  Detects when the right guide is opened.  2 
SW3  Left Guide  Detects when the left guide is opened.  1 
Solenoids 
SOL1 Junction Gate  Moves the junction gate to direct the 
paper to the upper tray (on top of the 
bridge...

Junction Gate Mechanism 
SM 9 B227 
B227 
Bridge Unit 
2.5 JUNCTION GATE MECHANISM 
 
The junction gate [A] directs any paper reaching  the bridge unit to either the upper tray (on 
top of the bridge unit) or to the fi nisher, depending on which has been selected. 
If the junction gate solenoid has been activat ed, the junction gate [A] points downward and 
directs the paper to the upper tray [B] (dott ed line path in illustration). When the solenoid is 
off, the junction gate points upward and the paper...

 
FAX OPTION B786 
FAX OPTION TYPE C3000 REVISION HISTORY 
Page Date  Added/Updated/New 
30 ~ 31  10/09/2009  Error Code 31-21 added. 
120 ~ 121  04/20/2007  Service Ram Addresses 
141 ~ 143  03/30/2007  Specifications 
 
    

SM i B786 
FAX OPTION B786 
TABLE OF CONTENTS 
1. INSTALLATION ........................................................................\
....... 1 
1.1  FAX UNIT  (B786) ........................................................................\
.................. 1  
1.1.1  COMPONENT  CHECK ........................................................................\
 1  
1.1.2  INSTALLATION PROCED URE............................................................ 2  
1.2  G3 INTERFACE  UNIT (B787)...

 
B786 ii  SM 
4.3.1 SYSTEM SWIT CHES........................................................................\
 48  
4.3.2  I-FAX SWIT CHES ........................................................................\
...... 57  
4.3.3  PRINTER SW ITCHES ....................................................................... 62  
4.3.4  COMMUNICATION  SWITCHES ........................................................ 67  
4.3.5  G3 SWIT CHES...