Read Sharp MX-7090N / MX-8090N Service Manual online
SERVICE ASSIST GUIDE
SHARP CORPORATION
[1]
BASIC METHOD TO ISOLATE ISSUE. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
[2]
TROUBLE SHOOTING. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
CONTENTS
CODE: 00ZMX8090/A1E
MX-7090N
MX-8090N
MX-8090N
MODEL
DIGITAL FULL COLOR
MULTIFUNCTIONAL SYSTEM
MULTIFUNCTIONAL SYSTEM
MX-8090N
6HUYLFH0DQXDO
Update history
CODE
Item
Contents
Date
00ZMX8090/A1E
2018/1
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Banding on Heavy Paper at B/W mode
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1)
2)
WĂƉĞƌ&ĞĞĚŝƌĞĐƚŝŽŶ
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ZĞ
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Symptom!
・Streaks appear at particular positions
・Setting Change (Soft SW)
Simulation 55-1
Change “SW8-6”
from “0” to “1” for Low Speed1.
&KDQJH³6:´from “0” to “1” for Low Speed2.
2SHUDWLRQ!
Banding on Heavy Paper
WĂƉĞƌ&ĞĞĚŝƌĞĐƚŝŽŶ
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ZĞ
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Symptom!
・Streaks appear at particular positions
・Setting Change (Motor Speed)
Low Speed1/Low Speed2
Change “RRM START” from “0” to “-50”.
Change “FSM” from “50” to “49” or “48”.
*Change the paper feed speed.
2SHUDWLRQ!
3)
Banding on Heavy Paper
Symptom!
・Streaks appear at particular positions
2SHUDWLRQ!
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WĂƉĞƌ&ĞĞĚŝƌĞĐ ŽŶ
43mm
・Setting Change (Motor Speed)
Select appropriate mode
Change “RRM”
Change “FUM”
E\± 6 (By 2 counts)
by ±
2 (By 1 count).
*Change paper feed speed (PS Roller & fusing
Speed).
*Change the position of
WKHPrimary WransferBelt.
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