e-STUDIO2020C/2330C/2820C/2830C/3520C/3530C/4520C © 2008 - 2011 TOSHIBA TEC CORPORATION All rights reservedERROR CODE AND TROUBLESHOOTING6 - 44[EA40] Door open jam / joint open jamMJ-10301. Check if there is any paper in the finisher or on the transport path of the equipment and remove itif there is.2. Close the upper or front cover of the finisher if any of them is opened.3. Check if the connectors J707 and J708 on the finisher controller PC board are disconnected fromthe upper cover opening sensor (P131) and the front cover opening sensor (P132), or theharnesses are open circuited. Correct if any.4. Replace the upper/front cover opening sensor.5. Check if the connector J719 on the finisher controller PC board is disconnected from the frontcover switch (MS31) or the harnesses are open circuited. Correct if any.6. Replace the front cover switch (MS31).7. Is the connector J5 on the punch controller PC board disconnected?8. Is the harness connecting the punch controller PC board and upper door switch (MSW61) opencircuited?9. Is the harness connecting the punch controller PC board and front door switch (MSW62) opencircuited?10.Are the upper and front door switches working properly?11.Reconnect or replace the connector of the upper cover switch or the front cover switch.12.Replace the finisher controller PC board.MJ-10311. Check if there is any paper in the finisher or on the transport path of the equipment and remove itif there is.2. Check if the connector J110 on the finisher controller PC board is disconnected from the Jointswitch (SW1) or the harnesses are open circuited. Correct if any.3. Replace the Joint switch.4. Replace the finisher controller PC board.MJ-11011. Close the front cover or the stationary tray cover if they are opened.2. Replace the handle cover installed inside of the front cover if it is broken.3. Reinstall the stationary tray opening/closing switch if it is incorrectly installed.4. Check if the connector CN16 on the finisher controller PC board is disconnected from the frontcover switch (SW1) and the stationary tray opening/closing switch (SW2) or the harnesses areopen circuited. Correct if any.5. Replace the sensors.6. Replace the finisher controller PC board.[EA50] Stapling jamMJ-10301. Check if there is any paper in the finisher or on the transport path of the equipment or on thestapling tray. Remove it if there is.2. Is the jam cleared by taking off the staple cartridge from the finisher and removing the staplesheet slid from the staple case?3. Is the connector J721B on the finisher controller PC board disconnected?4. Is the harness connecting the finisher controller PC board and staple home position sensor(PI40) open circuited?5. Is the staple home position sensor working properly?6. Reconnect or replace the connector of the staple home position sensor.7. Replace the finisher controller PC board.