JUNE 2002 © TOSHIBA TEC
5 - 103
e-STUDIO550/650/810 TROUBLE SHOOTING
(2) Corrective action for sensor error
Check the output value (sensor light source OFF) of the image quality sensor (05-292).
Is the output value within the range 102~307?
1. Reconnect the connector of the image quality sensor and perform the
“enforced performing of image quality control”/“control status check”
(described later).
2. Replace the image quality sensor and perform the “enforced performing of
image quality control”/“control status check” (described later).
3. Replace the LGC board and perform the “enforced performing of image
quality control”/“control status check” (described later).
Check the output value (drum surface) of the image quality sensor (05-293).
Is the output value within the range (value for 08-814)x4~819?
- If the output value is within the range (value for 08-814)x4~819 -
Perform the “enforced performing of image quality control”/“control status check” (described later).
- If the output value is above 819 -
Replace the image quality sensor and perform the “enforced performing of image quality control”/
“control status check” (described later).
Replace the LGC board and perform the “enforced performing of image quality control”/“control
status check” (stated later).
- If the output value is less than (value for 08-814)x4 -
Is the value of the light amount adjustment result (5-296) of the image quality sensor 255?
1. Replace the image quality sensor and perform the “enforced performing of
image quality control”/“control status check” (described later).
2. Replace the LGC board and perform the “enforced performing of image
quality control”/“control status check” (described later).
Is the window of the image quality sensor tainted?
Clean the window and perform the “enforced performing of image quality control”
/“control status check” (described later).
Is the center of the drum scarred or tainted?
Replace the drum and perform the “enforced performing of image quality control”
/“control status check” (described later).
1. Replace the image quality sensor and perform the “enforced performing of image quality
control”/“control status check” (described later).
2. Replace the LGC board and perform the “enforced performing of image quality control”/
“control status check” (described later).
NO
YES
NO
YES
NO
YES
NO
YES
Содержание e-studio550
Страница 115: ...JUNE 2002 TOSHIBA TEC 4 11 e STUDIO550 650 810 PREVENTIVE MAINTENANCE Rear side 20 74 75 32 80 63 44 73 75 53 ...
Страница 309: ...JUNE 2002 TOSHIBA TEC 8 1 e STUDIO550 650 810 WIREHARNESSCONNECTIONDIAGRAMS 8 WIRE HARNESS CONNECTION DIAGRAMS ...
Страница 313: ...1 1 KANDA NISHIKI CHO CHIYODA KU TOKYO 101 8442 JAPAN R02032112000 TTEC ...