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All in One Printer
FS-C8520MFP
Page 3 (Revision History)
Kyocera FS-C8520MFP - Revision History
399 pages
Manual
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Revision history
Revision
Date
Replaced p
ages
Remarks
1
21 June 2012
Contents, 1-
3-15, 1-3-95, 1-3-96, 1-4-35,
1-5-15
-
2
19 July 2012
Contents, 1-
4-36, 2-4-10 to 20
-
3
20 August 2012
1-3-82, 1-3-146 to 1-3-
148, 2-4-22
-
2
4
Table of Contents
Main Page
Service Manual
1
Revision History
3
Safety Precautions
5
Safety Warnings and Precautions
6
Installation Precautions
7
Precautions for Maintenance
8
Contents
11
Specifications
11
Maintenance Mode
11
Troubleshooting
11
Assembly and Disassembly
12
Table of Contents
13
Specifications
15
Document Processor
17
Printer
18
Scanner
19
Parts Names
20
Machine (Front Side)
20
Machine (Rear Side)
22
Operation Panel
23
Machine Cross Section
24
Installation Environment
25
Unpacking and Installation
26
Remove the Tapes and Spacer
28
Install the Job Separator Tray
31
Release the Scanner Lock Lever
31
Install the Optional Paper Feeder
32
Load Paper
32
Install the Toner Container
34
Connect the Power Cord
36
Installing Toner
36
Install the Other Optional Devices
36
Switch the Cassette Heater Switch
36
Output an Own-Status Report (Maintenance Item U000)
37
Exit Maintenance Mode
37
Print out a User Setting List
37
Make Test Copies
37
Install the Expansion Memory (Option)
38
Option Composition
39
Maintenance Mode
41
Executing a Maintenance Item
41
Maintenance Modes Item List
42
Contents of Maintenance Mode Items
50
Event Log
51
Detail of Event Log
52
Exiting the Maintenance Mode
57
Setting the Factory Default Data
57
Setting the Machine Number
58
Displaying the ROM Version
59
Memory Initializing
60
Checking the Operation of the Motors
61
Checking Switches and Sensors for Paper Conveying
62
Checking the Operation of the Solenoids
63
Checking the Operation of the Clutches
63
Adjusting the Print Start Timing
64
Adjustment: Leading Edge Registration Adjustment
64
Setting the Printing Area for Folio Paper
67
Checking the Operation of the Fan Motors
67
Adjusting the Deflection in the Paper
68
Setting the Adjustment of the Motor Speed
69
Adjusting the Shading Position
70
Adjusting the Scanner Magnification
71
Adjusting the Scanner Leading Edge Registration
73
Adjusting the Scanner Center Line
74
Adjusting the Scanning Position for Originals from the DP
75
Adjusting the DP Magnification
76
Adjusting the DP Scanning Timing
78
Adjustment: Trailing Edge Registration
79
Adjusting the DP Center Line
80
Adjusting the DP Input Light Luminosity
81
Outputting a MIP-PG Pattern
82
Adjusting Original Size Detection
83
Setting the Main High Voltage
84
Setting the Voltage for the Primary Transfer
87
Setting the Voltage for the Secondary Transfer
89
Setting the Voltage for the Intermediate Transfer Cleaning
91
Setting Separation Shift Bias
92
Checking the Drum Drive Time
93
Displaying the Drum History
94
Displaying the Transfer Belt Unit History
94
Checking/Clearing the Transfer Count
95
Checking Toner Motor Operation
95
Setting Toner Near End Detection
96
Displaying the Temperature and Humidity Outside the Machine
96
Setting Developer Bias
97
Setting for Toner Applying Operation
98
Checking Sensors for Toner
99
Checking the Developing Drive Time
100
Setting the Fuser Control Temperature
101
Checking/Setting the Fuser Count
102
Confirmation/Setting the Fuser Drive Time
102
Confirmation/Setting the Fuser Power Supply
103
Displaying Fuser Heater Temperature
103
Initializing the Touch Panel
104
Checking DP Operation
105
Checking the Operation Panel Keys
106
Setting the IC Card Type
106
Checking the Operation of the DP Motors
107
Checking the DP Switches
108
Checking/Clearing the Maintenance Cycle
109
Checking/Clearing the Maintenance Counter
110
Setting the Destination
111
Switching between Double and Single Counts
112
Selecting the Timing for Copy Counting
112
Setting the Paper Interval
113
Setting Service Status Page
113
Setting OEM Purchaser Code
113
Setting the Black Line Cleaning Indication
114
Setting the Size Conversion Factor
115
Specific Paper Feed Location Setting for Printing Function
115
Switching between Duplex/Simplex Copy Mode
116
Setting the Value for Maintenance Due Indication
116
Adjusting Margins of Image Printing
117
Adjusting Margins for Scanning an Original on the Contact Glass
118
Adjusting Margins for Scanning an Original from the DP
119
Adjusting the Leading Edge Registration for Memory Image Printing
120
Adjusting the Scanner Automatically
121
To Manually Enter the Target Value
121
Setting the Target
124
Setting the Offset for the Color Balance
126
Setting the Center Offset for the Exposure
127
Display Description
127
Setting the ID Correction Operation
128
Setting the Color Registration Adjustment
130
Checking the Color Registration Data
130
Setting the JPEG Compression Ratio
132
Adjusting Laser Power Output
134
Setting Color/Black and White Operation Mode
135
Details on the Modes
136
Initializing All Data
137
Initializing Permanent Data
138
Setting User Data 1
138
Setting User Data 2
139
Clearing Data
139
Setting System 1
140
Setting System 2
142
Setting System 3
143
Setting the Remote Switching Mode
144
Setting System 6
144
Setting the Transmission System 1
145
Setting the Auto Redialing Interval
145
Setting the Number of Times of Auto Redialing
145
Setting Communication Control 1
146
Setting the Communication Starting Speed
146
Setting the Reception Speed
146
Setting the Waiting Period to Prevent Echo Problems at the Sender
147
Setting the Waiting Period to Prevent Echo Problems at the Receiver
147
Setting the Frequency of the CED Signal
148
Setting ECM Transmission
148
Setting ECM Reception
148
Setting Communication Control 2
148
Setting Communication Control 3
149
Setting the DIS Signal to 4 Bytes
149
Setting the CNG Detection Times in the Fax/Telephone Auto Select Mode
149
Setting Communication Control 4
150
Enabling/Disabling V.34 Communication
150
Setting the V.34 Symbol Speed (3429 Hz)
150
Setting Communication Control 5
151
Setting the Reference for RTN Signal Output
151
Setting the Number of Times of DIS Signal Reception
151
Setting Communication Time 1
152
Setting the One-Shot Detection Time for Remote Switching
152
Setting the Continuous Detection Time for Remote Switching
152
Setting Communication Time 2
153
Setting the T0 Time-Out Time
153
Setting the T1 Time-Out Time
153
Setting the T2 Time-Out Time
154
Setting the Ta Time-Out Time
154
Setting the Tb1 Time-Out Time
154
Setting the Td Time-Out Time
155
Setting the Tb2 Time-Out Time
155
Setting the Tc Time-Out Time
155
Setting Modem 1
156
Setting the G3 Transmission Cable Equalizer
156
Setting the G3 Reception Cable Equalizer
156
Setting the Modem Detection Level
156
Setting Modem 2
157
Setting the NCU
158
Setting the Connection to PBX/PSTN
158
Setting PSTN Dial Tone Detection
158
Setting the Loop Current Detection before Dialing
159
Setting Busy Tone Detection
159
Setting for a PBX
159
Outputting Lists
160
FAX Function Customize
161
Setting the Software Switches
162
Communication Control Procedure
162
Communication Time Setting
163
Modem Setting
163
NCU Setting
163
Calling Time Setting
163
Checking Copy Counts by Paper Feed Locations
164
Checking/Clearing the Paper Jam Counts
165
Checking/Clearing the Call for Service Counts
166
Checking Counts by Optional Devices
167
Clearing the Print Coverage Data
167
Setting Backup Data Reading/Writing
168
Error Codes
169
Clearing the All Copy Counts and Machine Life Counts (One Time Only)
170
Setting of Deflection for Feeding from DP
171
Data Capture Mode
172
Checking the Developing Unit Number
172
Displaying the Developer History
173
Service Mode
174
Printing the Service Status Page
174
Printing a Status Page for Service Purpose
174
Service Status Page
175
Detail of Service Status Page
177
Executing a Service Mode
181
Description of Service Mode
181
Alignment of the Cassette and MP Tray and Duplex
183
FAX Country Code
184
Setting Access Code to PSTN
185
Setting for PBX
185
FAX Call Setting
185
Setting Altitude Adjustment
186
Setting Main Charger Output
186
Setting Developer Cleaning
187
Setting Main Chager Roller Cleaning
187
Perform a Memory Diagnostic
188
Paper Misfeed Detection
189
Paper Misfeed Indication
189
Paper Misfeed Detection Component
190
Self-Diagnostic Codes
197
Self-Diagnostic Function
197
Image Quality Problems
225
No Image Appears (Entirely White)
226
No Image Appears (Entirely Black)
226
Image Is too Light
227
The Background Is Colored
227
White Streaks Are Printed Vertically
227
Black Streaks Are Printed Vertically
228
Streaks Are Printed Horizontally
228
One Side of the Print Image Is Darker than the Other
228
The Leading Edge of the Image Is Sporadically Misaligned with the Original
229
Image Is Blurred
229
The Leading Edge of the Image Is Consistently Misaligned with the Original
229
Spots Are Printed
229
Paper Is Wrinkled
230
Image Is Off-Set
230
Part of Image Is Missing
230
Fusing Is Loose
230
Image Is out of Focus
231
Image Center Does Not Align with the Original Center
231
Electric Problems
232
Mechanical Problems
239
Send Error Code
241
Scan to SMB Error Codes
241
Scan to FTP Error Codes
242
Scan to E-Mail Error Codes
243
Precautions for Assembly and Disassembly
245
Drum Unit
245
Toner
245
How to Tell a Genuine Kyocera Mita Toner Container
246
Outer Covers
247
Detaching and Refitting the Front Cover
247
Detaching and Refitting the Rear Cover
249
Detaching and Refitting the Inner Tray
250
Detaching and Refitting the Eject Rear Cover
252
Paper Feed Section
254
Detaching and Refitting the Primary Paper Feed Unit
254
Detaching and Refitting the MP Paper Feed Roller and MP Separation Pad
255
Detaching and Refitting the Registration Roller
256
Detaching and Refitting the Registration Cleaner
257
Detaching and Refitting the MP Tray
257
Detaching and Refitting the Developing Unit
258
Developing Section
258
Detaching and Refitting the Chager Roller Unit
260
Detaching and Refitting the Drum Unit
260
Drum Section
260
Transfer/Separation Section
261
Detaching and Refitting the Intermediate Transfer Unit
261
Detaching and Refitting the Secondary Transfer Roller Unit
261
Detaching and Refitting the Fuser Unit
262
Fuser Section
262
Drive Section
263
Detaching and Refitting the Conveying Motor
263
Detaching and Refitting the Drive Unit
263
Detaching and Refitting the Laser Scanner Unit
264
Optical Section
264
Detaching and Refitting the Image Scanner Unit
265
Refitting the ISU
267
Detaching and Refitting the LED Unit
268
Detaching and Refitting the Document Processor
270
Detaching and Refitting the DP Paper Feed Roller and DP Separation Pulley
271
Detaching and Refitting the DP Main PWB
273
Pwbs
275
Detaching and Refitting the Main PWB
275
Detaching and Refitting the Engine PWB
276
Detaching and Refitting the Power Source PWB
277
Detaching and Refitting the Operation Panel PWB Main
278
Detaching and Refitting the IH PWB
280
Others
281
Detaching and Refitting the Language Sheet
281
Detaching and Refitting the Conveying Unit
282
Detaching and Refitting the Imaging Fan Motor
284
Upgrading the Firmware
285
Emergency-UPDATE
286
DP Main PWB
287
Engine PWB
287
Remarks on PWB Replacement
287
Main PWB
288
Cassette Paper Feed Section
289
Paper Feed/Conveying Section
289
Cassette Paper Feed Section Block Diagram
290
MP Tray Paper Feed Section
291
MP Tray Paper Feed Section Block Diagram
291
Conveying Section
292
Paper Conveying Section Block Diagram
292
Drum Section Block Diagram
294
Developing Section Block Diagram
296
Image Scanner Section
297
Scanner Unit
297
Image Scanner Unit (ISU)
297
Scanner Unit Block Diagram
298
Laser Scanner Section
299
Laser Scanner Unit (LSU)
299
Laser Scanner Unit Block Diagram
300
Intermediate Transfer Unit Section
301
Inter Mediate Transfer Unit Section
301
Intermediate Transfer Unit Section Block Diagram
302
Secondary Transfer Roller Section
303
Secondary Transfer Roller Section Block Diagram
303
Fuser Section Block Diagram
305
Eject/Feedshift Section
306
Eject/Feed Shift Section Block Diagram
307
Duplex Conveying Section
308
Duplex Conveying Section Block Diagram
309
Original Feed Section
310
Original Feed Section Block Diagram
311
Original Conveying Section
312
Original Conveying Section Block Diagram
313
Original Switchback/Eject Sections
314
Original Switchback/Eject Sections Block Diagram
315
Electrical Parts Layout
317
PWB Names Conversion
319
Switches and Sensors
320
Motors
322
Main PWB Silk-Screen Diagram
327
Engine Pwb
333
Dlpc_Mt_Clk
335
Dlpc_Mt_Dir
335
Dlpc_Mt_Rdy
335
Dlpc_Mt_Rem
335
Dlpk_Mt_Clk
336
Dlpk_Mt_Dir
336
Dlpk_Mt_Rdy
336
Dlpk_Mt_Rem
336
Power Source PWB
346
Ih Pwb
349
Operation Panel PWB Main
352
Dp Main Pwb
357
Repetitive Defects Gauge
362
Firmware Environment Commands
363
Using FRPO Commands for Reprogramming the Firmware
363
FRPO Parameters
363
System Error (Fxxxx) Outline
370
Chart of Image Adjustment Procedures
381
Wiring Diagram
383
PF-470/471 (Paper Feeder) Installation Guide
389
Pf-470/471 Paper Feeder
390
Fix Paper Width Guide
391
DF-470/AK-470 (Document Finisher) Installation Guide
392
Df-470 Document Finisher, Ak-470 Attachment Kit
393
FAX System(U) Installation Guide
395
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