Ricoh Aficio SP4210N Service Manual Page 230
- Page / 322
- Table of contents
- TROUBLESHOOTING
- BOOKMARKS
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Board Structure
M001 6-4 SM
6.2.2 CONTROLLER BOARD
The controller controls all applications. Optional features can be added by inserting
application an SD card into the controller SD slot.
ASIC. Contains the dedicated GW controller chips of the shared resources (the CPU,
memory, and HDD hardware) for the copying and printing functions.
CPU. The central processing unit that controls the operation of the controller board.
SD Card Slot. Service slot for firmware version updates, moving applications to other
SD cards, and downloading/uploading NVRAM contents.
SDR SDRAM. The image memory for the printer functions where image compression,
image rotation and other operations are done.
Board Option Slots. One slot (CN710) is available for the optional HDD unit and
another slot (CN703) is available for either the IEEE 802.11a/g, IEEE 1284 Interface
Unit or Gigabit Ethernet Board.
Flash ROM. Stores the program. Maximum capacity: 32 MB.
USB. The interface for USB 2.0. Supports both low-speed and high-speed modes.
USB support is built into the controller. No installation is required for the USB function.
NIB. The Ethernet interface connection. Ethernet support is built into the controller. No
installation is required for the Ethernet function.
EEPROM. Stores the data for the SP code settings.
NVRAM. The memory that stores the system configuration and other information.
CÓPIA NÃO CONTROLADA
CÓPIA NÃO CONTROLADA
- SERVICE MANUAL 1
- CÓPIA NÃO CONTROLADA 10
- DOCUMENTATION HISTORY 11
- TABLE OF CONTENTS 13
- M001 ii SM 14
- TROUBLESHOOTING 15
- DETAILED DESCRIPTIONS 16
- SM v M001 17
- SPECIFICATIONS 18
- Read This First 21
- Caution Labels 23
- Conventions and Trademarks 24
- Trademarks 25
- INSTALLATION 27
- 1. INSTALLATION 29
- 1.1.2 MACHINE LEVEL 30
- 1.1.3 REQUIRED SPACE 30
- 1.1.4 POWER SUPPLY 31
- 1.2 MACHINE INSTALLATION 32
- PREVENTIVE MAINTENANCE 35
- 2. PREVENTIVE MAINTENANCE 37
- 2.2 SERVICE MAINTENANCE 38
- REPLACEMENT & ADJUSTMENT 41
- 3.1 GENERAL 43
- 3.2 SPECIAL TOOLS 45
- 3.3 COVERS 46
- 3.3.2 LEFT COVER 47
- 3.3.3 BY-PASS TRAY UNIT 48
- 3.3.4 FRONT COVER 48
- 3.3.5 RIGHT COVER 49
- 3.4 LASER UNIT 50
- 3.4.4 LASER UNIT 53
- 3.4.5 LASER DIODE UNIT 54
- 3.5 TRANSFER ROLLER 56
- 3.6 TONER END SENSOR 57
- 3.7 FUSING 58
- 3.7.3 PRESSURE ROLLER 61
- 3.7.5 HOT ROLLER STRIPPERS 63
- 3.8 PAPER FEED 64
- 3.8.2 FRICTION PAD 65
- 3.9 BY-PASS TRAY 66
- 3.11 ENGINE BOARD 68
- 3.12 MAIN MOTOR 69
- 3.13 CLUTCHES 70
- 3.14 PSU, HVPS 73
- 3.15 FANS 75
- 3.15.2 PSU FAN 76
- 4. TROUBLESHOOTING 79
- 4.1.2 SC CODE DESCRIPTIONS 80
- 4.2 ERROR MESSAGES 100
- 4.3 GENERAL TROUBLESHOOTING 107
- 4.3.2 ELECTRICAL DEFECTS 108
- 4.3.3 SKEW ADJUSTMENT 111
- 4.3.5 MISCELLANEOUS PROBLEMS 113
- SERVICE TABLES 115
- 5. SERVICE TABLES 117
- Setting a Service Program 118
- Exiting Service Mode 118
- 5.3.1 SERVICE MODE TABLE 124
- SP2-xxx: Drum 128
- SP3-xxx: Process 130
- SP5-xxx: Mode 132
- SP7-xxx: Data Log 175
- SP8XXX: Data Log 2 190
- 5.4 FIRMWARE UPDATE 202
- 5.4.2 PRECAUTIONS 203
- 5.5.1 UPLOADING NVRAM DATA 206
- 5.6.1 OVERVIEW 210
- 5.6.2 MOVE EXEC 211
- 5.6.3 UNDO EXEC 212
- 5.8 MENU MODE 214
- 5.10 CARD SAVE FUNCTION 221
- 5.10.2 PROCEDURE 222
- Error Messages 223
- 5.10.3 ERROR MESSAGES 224
- 6. DETAILED DESCRIPTIONS 227
- 6.1.2 PAPER PATH 228
- 6.2 BOARD STRUCTURE 229
- 6.2.2 CONTROLLER BOARD 230
- 6.3 PRINTING PROCESS 231
- 6.3.2 LASER EXPOSURE 232
- LD Safety Mechanisms 234
- 6.3.3 CARTRIDGE OVERVIEW 236
- 6.3.4 DRUM CHARGE 237
- 6.3.5 DEVELOPMENT 238
- Toner Density Control 239
- 6.3.6 TONER END DETECTION 241
- Main Motor Rotation Count 242
- Toner Overflow Prevention 242
- Summary 244
- 6.4 PAPER FEED 246
- 6.4.2 PAPER TRAY 248
- Paper Lift 249
- Paper Size Detection 251
- Paper End Detection 252
- Remaining Paper Detection 253
- 6.4.3 BY-PASS TRAY 254
- 6.5.1 OVERVIEW 255
- 6.5.2 FUSING DRIVE 256
- 6.5.4 PRESSURE ROLLER 257
- Overheat Protection 260
- 6.5.7 PAPER EXIT 261
- 6.5.8 ENERGY SAVER MODE 262
- 6.6 CONTROLLER FUNCTIONS 263
- 7. SPECIFICATIONS 267
- 7.1.2 EXTERNAL OPTIONS 270
- 7.1.3 PAPER SIZES 271
- Envelopes 274
- 7.1.4 OPERATING ENVIRONMENT 275
- 7.2.1 CONTROLLER BOARD 277
- 7.2.2 PRINTING FUNCTIONS 278
- 7.2.3 PRINTER DRIVERS 279
- 7.2.4 SUPPORTED ENVIRONMENTS 282
- Mac OS Environments 283
- UNIX Environment 284
- Novell Netware 284
- SAP R/3 Environment 285
- 7.2.6 SUPPORTED UTILITIES 288
- 7.3 MACHINE CONFIGURATION 289
- DUPLEX UNIT AD1000 291
- 1.1 COVERS 295
- G893 2 SM 296
- 1.3 INVERTER MOTOR 297
- 2. DETAILED DESCRIPTIONS 298
- 2.1.2 DRIVE COMPONENTS 299
- 2.1.3 ELECTRICAL COMPONENTS 299
- G893 6 SM 300
- 2.2 DUPLEXING 301
- Duplexing 303
- 2.3 SAFETY FUSE 304
- & 305
- G894 PAPER FEED UNIT TK1030 305
- G894/G362 307
- 1.1 PAPER FEED UNIT 309
- 1.2 PAPER FEED ROLLER 310
- 1.3 FRICTION PAD 311
- 1.5 PAPER TRAY BOARD 313
- 1.6 PAPER SIZE SWITCH 314
- 2.3 PAPER LIFT 317
- 2.4 PAPER END DETECTION 318
- 2.6 PAPER SIZE DETECTION 320
- 2.7 SAFETY FUSE 321
- 3. ENVELOPE FEEDER 322
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