Service Call For Others - Toshiba e-STUDIO205L Service Handbook

6.3.14

Service call for others

[C940] Engine-CPU is abnormal
Is the "Call for Service" displayed even after the power is turned OFF and back ON?
NO
YES
1. Check if the circuit pattern between the Engine-CPU and FROM is short circuited or
open circuited.
2. Replace the LGC board if this error occurs frequently.
[C970] High-voltage transformer abnormality
(1) Is the main charger installed securely?
(2) Check if the spring of high-voltage supply contact point is deformed.
(3) Check if the needle electrode is broken or the main charger grid is deformed.
(4) Check if any foreign matters is on the needle electrode or the main charger grid.
(5) Check if the transfer roller and the separation needle are installed securely.
(6) Check if the transfer roller or the separation needle is removed.
(7) Check if there is any foreign matter attached on the transfer roller or the separation needle.
[CDF0] Initialize error of the offset tray (e-STUDIO205L/255/305)
(1) Check if each connector between the OCT motor and OCT board (CN261) is disconnected.
(2) Check if each connector between the OCT board (CN261) and LGC board (CN302) is
disconnected.
(3) Check if each connector pin is removed or the harness is broken.
(4) Check if any conductor pattern on the OCT board and LGC board is short circuited or open
circuited.
(5) Replace the OCT motor.
(6) Replace the OCT board.
(7) Replace the LGC board.
[CDF0] Initialize error of the offset tray (e-STUDIO355/455)
(1) Check if each connector between the offset gate motor and MOT2 board (CN406) is
disconnected.
(2) Check if each connector between the MOT2 board (CN406) and LGC board (CN302) is
disconnected.
(3) Check if each connector pin is removed or the harness is broken.
(4) Check if any conductor pattern on the MOT2 board and LGC board is short circuited or open
circuited.
(5) Replace the offset gate motor.
(6) Replace the MOT2 board.
(7) Replace the LGC board.
[CE50] Temperature/humidity sensor abnormality
Is the connector CN317 on the LGC board or the connector of the temperature/humidity
sensor disconnected?
Is the harness between the LGC board and the temperature/humidity sensor disconnected?
YES Connect the connector securely. Replace the harness.
NO
1. Replace the temperature/humidity sensor.
2. Replace the LGC board.
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Leave it and see what happens.
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e-STUDIO205L/255/305/355/455
ERROR CODE AND TROUBLESHOOTING
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