ii
October 2000 © TOSHIBA TEC
MR-3011/3012 CONTENTS
10.5 Drive Circuit for Feed Motor ...................................................................
10-5
10.6 Current Control Circuit for Feed Motor ...................................................
10-6
10.7 Drive Circuit for Fan Motor .....................................................................
10-6
10.8 Drive Circuit for Reverse Solenoid .........................................................
10-7
10.9 Reset Circuit ..........................................................................................
10-7
10.10 EEPROM Circuit ....................................................................................
10-8
11. DESCRIPTION OF INPUT/OUTPUT SIGNALS ..........................................
11-1
11.1 REQ Signal, ACK Signal and TxD Signal ..............................................
11-1
11.2 DF-ACK Signal, DF-REQ Signal and RxD Signal ..................................
11-2
11.3 Input Circuits for Sensors ......................................................................
11-3
12. DISASSEMBLY AND ADJUSTMENT ..........................................................
12-1
12.1 Pickup Roller and Feed Roller ...............................................................
12-1
12.2 Separation Roller ...................................................................................
12-2
12.3 Reverse Solenoid ..................................................................................
12-3
12.4 Drive System .........................................................................................
12-4
12.4.1 Fan motor ..........................................................................................
12-4
12.4.2 Read motor(MR-3011) ......................................................................
12-5
12.4.3 Read motor(MR-3012) ......................................................................
12-7
12.4.4 RADF open/close switch ...................................................................
12-8
12.4.5 Feed motor ........................................................................................
12-9
12.4.6 Reverse motor ................................................................................... 12-10
12.4.7 RADF open/close sensor .................................................................. 12-10
12.4.8 PC board ........................................................................................... 12-10
12.4.9 Jam access cover switch ................................................................... 12-10
12.4.10 Feed motor clock sensor .................................................................. 12-11
12.5 Tray sensor ............................................................................................ 12-11
12.6 Empty Sensor, Registration Sensor, Original Width Sensor and
Original Length Sensor .......................................................................... 12-12
12.7 Read Sensor .......................................................................................... 12-13
12.8 Exit Sensor ............................................................................................ 12-13
12.9 Reverse Sensor ..................................................................................... 12-14
12.10 Adjustment of registration ...................................................................... 12-15
12.11 Adjustment of original registration for reversing operation ..................... 12-16
12.12 Adjustment of reverse solenoid ............................................................. 12-17
12.13 Adjustment of RADF open/close switch ................................................. 12-18
12.14 Adjustment of RADF open/close sensor ................................................ 12-19
12.15 Adjustment of image skew ..................................................................... 12-20
12.16 Adjustment of height (RADF) ................................................................. 12-21
12.17 Initialization of EEPROM and Adjustment of Sensors ........................... 12-22
12.18 Attachment of Mylars ............................................................................. 12-23
13. SERVICE .....................................................................................................
13-1
13.1 Troubleshooting for Mechanical Errors ..................................................
13-1
13.2 Troubleshooting for Electrical Errors ......................................................
13-3
Contents.p65
10/11/00, 2:05 PM
2
