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Sharp MX-C250FE Service Manual
Sharp MX-C250FE Service Manual

Sharp MX-C250FE Service Manual

Digital full color multifunctional system
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'14/Jul
6
NOTE FOR SERVICING
[1]
PRODUCT OUTLINE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
[2]
SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
[3]
CONSUMABLE PARTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
[4]
EXTERNAL VIEW AND INTERNAL STRUCTURE . . . . . . . . . . . . . . . . . . . . . . . . 4-1
[5]
ADJUSTMENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
[6]
SIMULATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-1
[7]
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-1
[8]
FIRMWARE UPDATE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-1
[9]
MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-1
[10] DISASSEMBLY AND ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-1
[11] OPERATIONAL DESCRIPTIONS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-1
[12] ELECTRICAL SECTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-1
[13] OTHERS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-1
Parts marked with "
specified ones for maintaining the safety and performance of the set.
SERVICE MANUAL
DIGITAL FULL COLOR
MULTIFUNCTIONAL SYSTEM
MODEL
CONTENTS
" are important for maintaining the safety of the set. Be sure to replace these parts with
SHARP CORPORATION
CODE: 00ZMXC250/S7E
MX-C250/C250E
MX-C250F/C250FE
MX-C250FR
MX-C300F/C300W
MX-C300WE/C300A
MX-C300WR
This document has been published to be used
for after sales service only.
The contents are subject to change without notice.
6
6
6

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Summary of Contents for Sharp MX-C250FE

  • Page 1 " are important for maintaining the safety of the set. Be sure to replace these parts with specified ones for maintaining the safety and performance of the set. This document has been published to be used SHARP CORPORATION for after sales service only. The contents are subject to change without notice.
  • Page 2 CONTENTS NOTE FOR SERVICING SIMULATION 1. Precautions for servicing ......i 1. General and purpose ......6-1 2.
  • Page 3 CAUTION DOUBLE POLE/NEUTRAL FUSING (200V series only)
  • Page 4 11-13/16" (30cm) 11-13/16" 17-23/32" (30cm) (45cm)
  • Page 6 30cpm RSPF B.Europe Print Wireless Product Name cpm* Panel Copy iFAX Scan SAPL Mono MX-C250E 25cpm MX-C250F / Mono MX-C250FE / 25cpm MX-C250FR Mono MX-C300E 30cpm RSPF MX-C300W / Mono MX-C300WE/ 30cpm RSPF MX-C300WR C.Other Print Wireless Product Name cpm*...
  • Page 7 ‘14/Jul 3. Option list MX-C250, MXC250E, MX-C250F, MX-C250FE, MX-C300E, MX-C250FR, Model Name Model name MX-C300F, MX-C300W, MX-C300W, MX-C300A MX-C300WR Feeding equipment 500-SHEET Paper Feed Unit MX-CS11 Sharpdesk 1 License Kit MX-USX1 Sharpdesk 5 License Kit MX-USX5 Application Sharpdesk 10 License Kit...
  • Page 8 MX-C250 OPC(Diameter: Black:φ30mm, Color: φ30mmx3 Photo Conductor pieces) Recording Electronic Photo (Laser) Dry-Type Dual-Component Magnetic Brush Development Development Charging Charged Saw-Tooth Method Roller Charging First Transfer Mid-Transfer (Belt) Second Transfer Transfer Roller Cleaning Counter Blade Fusing Heat Roller No toner recycling system/Toner collection Waste toner disposal container system Continuous toner...
  • Page 9 Monochrome Color 600x600dpi Standard Location of 600x600dpi Center alignment Original Original Document 600x400dpi 600x400dpi Glass Scan Resolution for Document size detection (default) (default) Copying (dpi) Paper Feeding Direction Right hand side paper feeding 600x600dpi 600x600dpi SPF/ Stamp 600x300dpi 600x300dpi RSPF (default) (default) Scan Levels...
  • Page 10 Std: 1-Paper Tray / Multi Bypass Tray Form Max: 2-Paper Tray / Multi Bypass Tray Heater Paper Capacity Standard paper (80g/m2) 250sheets 50 sheets Paper Size Detection Paper Size Changing Method Changed by Users Detection of Remaining Paper Only detects if any paper remains or not Envelope 10 sheets 10 sheets...
  • Page 11 Ejection method Face-down ejection Paper capacity for ejection 150 sheets (for A4R, 8.5x11R ) Ejectable paper size and weight Refer to "Size of paper which can be discharged". Shifter function Detection of ejected paper Detection of full ejected paper 8.5'x14' (Legal) 216x356mm 8.5'x13.5' (Asian Legal) 216x343mm...
  • Page 12 Interface IEEE1284 Parallel 512MB (Standard) 1 port Ethernet 10Base-T, 100Base- Interface Support Protocol TCP/IP(IPv4, IPv6) USB 2.0 (Host) 1port USB 2.0 (Device) 1 port USB authentication Warm up time 29 sec acquisition Preheat IrSimple I/F Serial I/F (for coin vender) Memory Refer to Memory / Hard disc Memory Slot...
  • Page 13 PCL5c compatible / European outline font =80 font types CL6 compatible Line printer font (BMP) =1 font types Postscrpt3 compatible European outline font =136 font types Less than 2 sec. (Super G3 /JBIG) Transmission Time Less than 6sec.(G3 ECM) 33.6 kbps -> 2.4kbps Modem Speed TIFF (1 page to 1 file,...
  • Page 14 Covers Yes (Available when Outbound message Destination broadcasting to Refer to 4.9 Memory box/ Special Send (Polling / F-code) Confirmation destinations including Polling / F-code Individuals.) Refer to 4.9 Memory box/ Memory box Yes (Registered up to Polling / F-code 2) Neo MFP has Program Yes (Registered up to 9)
  • Page 15 Timetable Inbound routing by line type Alternative mode for destination error Speaker Speaker Volume Setting Easy switching destinations of inbound routing Calling Speaker Volume Setting Forward Table 10 tables Ring tone Speaker Volume Setting Line monitor Speaker Volume Setting Address (forward) addresses Reception Speaker Volume Setting...
  • Page 16 428mmx509mmx3 428mmx509mmx Outer dimensions (WxDxH) 98mm 421mm Full dimensions of the main unit 640mm 640mm Weight Main unit MX-C250/ (developer and E:27.3kg C300E:28.1kg toner cartridge MX-C250F/ MX-C300F/W/ included) FE:27.5kg WE:28.3kg Humidity (RH) 10°C 30°C 35°C Temperature MX-C250 SPECIFICATIONS 2 – 9...
  • Page 17 ‘13/Oct [3] CONSUMABLE PARTS 1. Supply system table A. North America, Middle America, South America Item Content Life Model name Quantity in Remarks collective package r t r r t r Life: A4 5% document Toner Cartridge (Color) Toner Cartridge (Color) x1 MX-C30NT-C/M/Y Life: A4 5% document r t r...
  • Page 18 ‘14/Jul 2. Maintenance parts list A. U.S.A/Canada/South and Central America Item Model name Content Life Quantity in Remarks collective package Fusing unit MX-C30FU Fusing unit (Heater lamp 120V) 150K Fusing unit MX-C30FU3 Fusing unit (Heater lamp 230V) 150K Primary transfer unit MX-C30U1 Primary transfer unit 150K...
  • Page 19 4. Production number identification 5. Environmental conditions A. Toner cartridge The label indicating the management number is attached to the bottom of the toner cartridge. Standard environmental Temperature 20 - 25 degree C conditions Humidity 65 +/- 5 %RH Usage environmental Temperature 10 - 35 degree C conditions...
  • Page 20 ‘   Service Manual...
  • Page 22 (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (19) (20) (15) (16) (18) (22) (17) (21) (23) (24) (25) (26) (14) (27) (28) (29) (30)
  • Page 23 (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (19) (16) (18) (15) (20) (22) (17) (21) (23) (24) (25) (26) (27) (28) (29) (30) (14)
  • Page 35 F7002 F7001 F7003 F7004 F7201...
  • Page 37 Sim08-02 MHV/GRID OUTPUT 1: MIDDLE 2: LOW Sim08-01 MHV/GRID OUTPUT 1: MIDDLE 2: LOW...
  • Page 38 Sim08-06 THV OUTPUT 1. TC1 2. TC2 3. TC2 CLEAN...
  • Page 40 Sim44-02 PROCON GAIN ADJ Press OK Key EXEC OK/START Sim44-02 PROCON GAIN ADJ EXEC Adjustment is finished. Sim44-02 PROCON GAIN ADJ P_F_CL_ka P_F_LED_ADJ P_R_LED_ADJ P_F_CL_DARK...
  • Page 44 Sim61-04 LSU POSITION ADJ 1 MULTI COUNT 2 PAPER [ 1 – 999]...
  • Page 46 Sim50-10 PAPER OFFSET BK-MAG MAIN-MFT MAIN-CS2 1 / 3 [ 60/ 140] Sim50-10 PAPER OFFSET BK-MAG MAIN-MFT MAIN-CS2 1 / 3 [ 60/ 140] 140 +/- 0.7mm Paper exit direction...
  • Page 47 Z1+Z2 = 8.0mm or less More than 4.5mm less than 5.5mm (total of X/Y is More than 2.0mm less than 8.0mm less than 3.5mm X(Lead edge) is (total of X/Y is less than 5.5mm) less than 8.0mm) Paper exit direction Z1+Z2 = 8.0mm or less Sim50-10 PAPER OFFSET Sim50-10 PAPER OFFSET...
  • Page 48 Sim50-10 PAPER OFFSET 1 BK-MAG 2 MAIN-MFT 3 MAIN-CS2 1 / 3 [ 60/ 140] Sim50-10 PAPER OFFSET 1 BK-MAG 2 MAIN-MFT 3 MAIN-CS2 1 / 3 [ 60/ 140]...
  • Page 49 Sim50-22 AUTO REGIST ADJ Press OK Key EXEC Sim50-22 AUTO REGIST ADJ EXEC Sim50-22 AUTO REGIST ADJ (1/6) REGIST_SUB_C 00.0 REGIST_SUB_C(DIF) 00.0 REGIST_MAIN_C_F 00.0 REGIST_MAIN_C_F(DIF) 00.0 Sim50-22 AUTO REGIST ADJ (1/7) Sim50-22 AUTO REGIST ADJ (7/7) SKEW_K 00.0 REGIST_MAIN_Y_R(DIF) 00.0 SKEW_C 00.0 PHASE...
  • Page 52 Color image shift check C (Image shift fine adjustment scale (Fine adjustment) reference frame) B-sub A-main B-main A-sub Color image shift check section A-main: Main scan rough adjustment pattern (Rough adjustment) A-sub: Sub scan rough adjustment pattern B-main: Main scan fine adjustment scale B-sub: Sub scan fine adjustment scale C: Main scan sub scan fine adjustment pattern...
  • Page 53 Color image shift check C (Image shift fine adjustment scale (Fine adjustment) reference frame) B-sub B-main A-main A-sub Color image shift check section A-main: Main scan rough adjustment pattern (Rough adjustment) A-sub: Sub scan rough adjustment pattern B-main: Main scan fine adjustment scale B-sub: Sub scan fine adjustment scale C: Main scan sub scan fine adjustment pattern...
  • Page 54 Sim48-01 MAGNIFICATION ADJ 1 CCD (MAIN) 2 CCD (SUB) 3 SPF (MAIN) 1 / 3 [ 1/ 99]...
  • Page 55 Sim48-01 MAGNIFICATION ADJ 1 CCD (MAIN) Paper pass direction A4 size 2 CCD (SUB) 3 SPF (MAIN) 1 / 3 [ 1/ 99] (Both the front surface and the back surface) 10mm 10mm (Original dimension - Copy dimension) Copy magnifi- 100% cation ratio Original dimension...
  • Page 56 Sim48-01 MAGNIFICATION ADJ 1 CCD (MAIN) 2 CCD (SUB) 3 SPF (MAIN) 10mm 1 / 3 [ 1/ 99] Paper pass direction A4 size 10mm original copy Sim48-01 MAGNIFICATION ADJ 1 CCD (MAIN) 2 CCD (SUB) 3 SPF (MAIN) 1 / 3 [ 1/ 99]...
  • Page 57 A = B A' - B' = 1.0mm (100%) Sim50-12 ORG. OFFSET 1 OC 2 SPF(SIDE1) [ 1- 99]...
  • Page 58 Paper transport direction Front surface Back surface Draw a line at the center of the front surface and the back surface of paper in parallel with the paper transport direction. original copy Sim50-12 ORG. OFFSET 1 OC 2 SPF(SIDE1) [ 1- 99]...
  • Page 59 Sim50-01 LEAD EDGE ADJ 1 RRCA 2 RRCB-CS1 3 RRCB-DSK 1 / 6 [ 1/ 99] Scale image 4.0mm position Paper lead edge 100% Sim50-01 LEAD EDGE ADJ 1 RRCA 200% 2 RRCB-CS1 10mm 3 RRCB-DSK 1 / 6 [ 1/ 99] Paper lead edge Copy area Maginification ratio : 400%...
  • Page 60 Sim50-06 SPF EDGE ADJ 1 SIDE1 2 SIDE2 3 SIDE1 LEAD EDGE 1 / 3 [ 1/ 99] Front surface FACE Put the position marks. Draw arrows. Back surface BACK Put the position marks. Draw arrows.
  • Page 61 Paper lead edge The paper lead edge must be aligned with the image lead edge. Paper F Image loss side edge Copy image 2.0mm Copy image Image loss 1.0mm Copy image Image loss Paper R 2.0mm side edge Paper rear edge Copy image Image loss 2.0 - 5.0mm...
  • Page 62 (Color copy) Patch 1 is SHARP gray chart slightly copied. SHARP GRAY CHART Patch 2 is copied. (Black-and-white copy) Patch 2 is SHARP gray chart slightly copied. SHARP GRAY CHART Patch 3 is copied. Patch 1 is not copied. (Color copy)
  • Page 66 Sim63-03 SCAN CL BLNC ADJ Press OK Key EXEC...
  • Page 67 Sim46-24 ENG HT AUTO ADJ Sim46-24 ENG HT AUTO ADJ EXEC Press OK Key EXEC Press OK Key...
  • Page 68 Sim46-24 ENG HT AUTO ADJ K1 –K4 :2000,2000,2000,2000 K5 –K8 :2000,2000,2000,1999 K9 –K12 :2000,1993,1995,2001 Sim46-24 ENG HT AUTO ADJ EXEC Press OK Key...
  • Page 70 Sim46-21 CL BLNC MAN CL:PG 1: K 2: C 3: M ARE YOU SURE?
  • Page 71 Sim44-26 DENSITY CORRECT EXEC Press OK Key...
  • Page 73 Sim46-2 EXP. ADJ (BW COPY) 1: LOW 2: HIGH Sim46-1 EXP. ADJ (CL COPY) 1: LOW _ 0_ 2: HIGH Sim46-19 EXP. ADJ (B/W AE) 1: AE MODE _ 0_ 2: DESTINATION MODE...
  • Page 74 Sim46-27 COEF OF GAMMA SETUP 1: TEXT 2: TEXT PRT 3: PHOTO Sim46-32 AE REACTION SET 1: AE CONTROL : CL COPY _ 0_ 2: AE CONTROL : BW COPY 3: AE CONTROL : FAX 255]...
  • Page 75 Sim46-23 MAX DENSITY ADJ 1: CMY _ 0_ 2: K 3: CYAN MAX TARGET Sim63-12 BW IMG CREATE 1PL 1: R-ratio _ 20_ 2: G-ratio 3: B-ratio 100]...
  • Page 76 Sim46-9 EXP. ADJ (SFP) Sim26-53 AUTO COLOR CALIB 1: LOW 1: AUTO COLOR CALIBRATION 2: HIGH...
  • Page 77 Sim67-25 PRT CL BLNC MAN 1 /2 [OK] Sim67-25 PRT CL BLNC MAN 1 POINT01 2 POINT02 3 POINT03 1 /6 [ 1 – 999]...
  • Page 78 Sim67-36 HIGH LIGHT DENSITY ADJ 1: A PATCH INPUT _ 0_ Fixed at the +0.5mm position from the standard position Fixed at the -1.0mm position from the standard position Fixed at the standard position (+) direction is the direction which gets away from the heating roller.
  • Page 79 ‘14/Apr ‘14/Jul ‘13/Aug ‘13/Oct MX-C250 [6] SIMULATION 1. General (Including basic operations) The simulation mode has the following functions, to display the machine operating status, identify the trouble position and causes in an earlier stage, and make various setups and adjustments speedily for improving the serviceability of the machine.
  • Page 80 In the power OFF/ON type <Exclusion type> simulation, OFF/ON You have to exit message is simulation mode displayed by the before entering into SYSTEM this mode for self SETTINGS key. printing type. If there is no item. MX-C250 SIMULATION 6 – 2...
  • Page 81 2. List of simulation codes Main Functions Section Used to check the operation of the scanner (reading) unit and the control circuit. Scanner (reading) Used to check the sensors in the scanner (reading) section and the related circuits. Scanner (reading) Used to check the operations of the auto document feed unit and the control circuit.
  • Page 82 Main Functions Section Used to set the specifications (paper, fixed magnification ratio, etc.) of the destination. Used to set Disable/Enable of the toner save mode operation. (For the Japan and the UK versions.) Used to set the operation mode corresponding to the CE mark (Europe safety standards). (For slow start to drive the fusing heater lamp) Used to set the display mode of SIM 22-4 trouble history when a same trouble occurred repeatedly.
  • Page 83 Main Functions Section Used to adjust the copy density in the color copy mode. Used to adjust the copy density in the monochrome copy mode. Used to adjust the density in the color image send mode. Used to adjust the density in the monochrome image send mode. Used to adjust the scan image density.
  • Page 84 Main Functions Section Used to check the LSU polygon motor rotation and laser detection. Used to set the laser power Used to print the print image skew adjustment pattern. (LSU unit) Used to display the shading correction result. Scanner Used to perform shading. Used to perform scanner (CCD) color balance and gamma auto adjustment.
  • Page 85 3. Details of simulation Purpose : Operation test/check Function (Purpose) Used to check the operations of the sen- sors and the detectors in the document feed unit section and the control circuits. SSPF/RSPF Purpose : Operation test/check Section Function (Purpose) Used to check the operation of the scanner Operation/Procedure (reading) unit and the control circuit.
  • Page 86 ‘13/Oct Purpose : Operation test/check Function (Purpose) Used to check the operation of the dis- charge lamp and the control circuit. Operation test/check Purpose Process Section Function (Purpose) Used to check the operation of the display, Operation/Procedure LCD in the operation panel, and control cir- 1) Select the item to be operation checked with .
  • Page 87 The selected load performs the operation. WARMUP Warm-up skip setup DISABLE When [STOP] key is pressed, the operation is terminated. DV CHECK DV unit detection enable/dis- Load operation check method: DISABLE able setup The load operation is checked by the operation sound. However, SHADING Shading disable setup there are some loads which cannot be checked with the operation...
  • Page 88 Item/ Setting Default Content Display range setting M GB_M M grid bias set value at middle speed 150-850 M GB_Y Y grid bias set value at middle speed 150-850 L GB_K K grid bias set value at low speed 150-850 Purpose : Operation test/check/adjustment L GB_C...
  • Page 89 Operation/Procedure Select a target item to be adjusted with Arrow keys. Enter the set value with 10 keys. Operation test/check/adjustment Purpose Enter the default value specified on the following list. Function (Purpose) Used to check and adjust the operation of When [OK]/[START] key is pressed, the set value is saved.
  • Page 90 22-2 Purpose : Adjustment/Setting/Operation data check Function (Purpose) Used to check the total numbers of misfeed 21-1 and troubles. (When the number of total Purpose : Setting jam is considerably great, it is judged as necessary for repair.) Function (Purpose) Used to set the maintenance cycle. Section Section Operation/Procedure...
  • Page 91 Number of day that used Mainte- MX-C250 nance(Color) MX-C250E MAINTE COL LIFE Maintenance(Color) life meter MX-C250F MAINTE COL Maintenance(Color) remaining day MX-C250FE REMAINDER MX-C250FR FUS UNIT CNT Fusing unit counter MX-C300 FUS UNIT TURN Fusing unit rotation number MACHINE Main unit...
  • Page 92 TC1 T TC1 UNIT CNT 1st transfer unit counter DRUM DRUM CTRG(K) Drum cartridge print counter (K) TC1 UNIT TURN 1st transfer unit rotation number DRUM CTRG(K) Drum cartridge rotation number(K) TC1 UNIT DAY Number of day that used 1st trans- TURN fer unit DRUM CTRG(K)
  • Page 93 22-14 Purpose : Adjustment/Setting/Operation data check Function (Purpose) Used to check the usage number of toner 24-1 cartridge Purpose : Data clear Process Section Function (Purpose) Used to clear the jam counter, and the trou- Operation/Procedure ble counter. (After completion of mainte- Used to check the usage number of toner cartridge.
  • Page 94 3) Press [OK]/[START] key. Developer cartridge print counter (K) The target counter is cleared. DV_K Developer cartridge accumulated traveling distance (cm) (K) Number of day that used developer (Day) K Maintenance Total (Counter) MAINTE ALL Developer cartridge print counter (C) Number of day that used Maintenance Total DV_C Developer cartridge accumulated traveling distance (cm) (C)
  • Page 95 24-15 25-2 Data clear Purpose Purpose : Setting Function (Purpose) Used to clear the counters related to the Function (Purpose) Display the value of the selected sensor scan mode and the image send. and register the toner density control value, toner density control voltage, developer Section adjustment area and sensitivity adjustment...
  • Page 96 Toner supply FB ratio 25-4 YLD_CNT_FB by yield count Purpose : Operation test/check DVB(Process control DELTA_DVB -500 DVB-ideal DVB) Function (Purpose) Used to display the toner control correction IDL_DVB Ideal DVB value. PROCON_DVB Process control DVB Process (Developing section) Section DV_LIFE Developer life area Operation/Procedure...
  • Page 97 The threshold of toner empty (Over TCS_B_AVE Toner sensor output block average TN_EMP_W W count detection counts continu- value ously) Current TSG environment correction TSG_HUM -127 The threshold of toner empty (Over value (middle speed) TN_EMP_X X count detection counts continu- Current TSG print rate correction TSG_COV -127...
  • Page 98 26-30 26-53 Purpose : Setting Purpose : Setting Function (Purpose) Used to set the operation mode corre- Function (Purpose) User auto color calibration (color balance sponding to the CE mark (Europe safety adjustment) Inhibit/Allow setting standards). (For slow start to drive the fus- (copy mode) ing heater lamp) Section...
  • Page 99 ‘14/Jul ‘16/May 26-54 26-73 Purpose : Setting Purpose : Setting Function (Purpose) Used to set LCD contrast PWM duty Function (Purpose) Used to set Toner save setting. . Section Section Operation/Procedure Operation/Procedure 1) Enter the set value with 10 keys. 1) Enter the set value with 10 keys.
  • Page 100 Operation/Procedure 27-4 Select an item to be set with Arrow keys. Setting Purpose Enter the set value with 10 keys. Function (Purpose) Used to set the initial call and toner order Press [OK]/[START] key. auto send. (FSS function) The set value in step 2) is saved. Section Setting Item/Display...
  • Page 101 Setting Item/Display Content Default value Remarks range TONER DELIVERY 1 - 15 The threshold setting of toner comprehensive transport INTERVAL The set value in step 1) is saved. 27-7 Purpose : Setting Setting Item/Display Contents range Function (Purpose) Used to set of the enable, alert callout. MAINTE- Maintenance alert trans- 0 - 1...
  • Page 102 ‘14/Apr Operation/Procedure 1) Select an item to be set with Arrow keys. 2) Enter the set value with 10 keys. 43-1 3) Press [OK]/[START] key. The set value in step 2) is saved. Purpose : Setting NOTE: Function (Purpose) Used to set the fusing reference tempera- The set value is the reference value, and it may differ from ture of each operation mode.
  • Page 103 ‘14/Apr Operation/Procedure 43-4 1) Select an item to be set with Arrow keys. Purpose : Setting 2) Enter the set value with 10 keys. Function (Purpose) Used to set the fusing Target temperature 3) Press [OK]/[START] key. of each operation mode (continuation of The set value in step 2) is saved.
  • Page 104 ‘14/Apr 2) Enter the set value with 10 keys. 43-20 3) Press [OK]/[START] key. Purpose : Adjustment/Setup The set value in step 2) is saved. Function (Purpose) Used to set the environmental correction Correction value: -49 - +49, 1 Count = 1 degrees C Change under low temperature and low humidity (L/ L) for the fusing temperature setting (SIM Correction value...
  • Page 105 ‘14/Apr 2) Enter the set value with 10 keys. 43-21 3) Press [OK]/[START] key. Purpose : Adjustment/Setup The set value in step 2) is saved. Function (Purpose) Used to set the environment correction Correction value: -49 - +49, 1 Count = 1 degrees C Change under high temperature and high humidity (H/H) for the fusing temperature setting Correction...
  • Page 106 ‘14/Apr 2) Enter the set value with 10 keys. 43-22 3) Press [OK]/[START] key. Purpose : Adjustment/Setup The set value in step 2) is saved. Function (Purpose) Used to set the environment correction Correction value: -49 - +49, 1 Count = 1 degrees C Change under low temperature and low humidity (L/ L) for the fusing temperature setting (SIM Correction...
  • Page 107 ‘14/Apr 2) Enter the set value with 10 keys. 43-23 3) Press [OK]/[START] key. Purpose : Adjustment/Setup The set value in step 2) is saved. Function (Purpose) Used to set the environment correction Correction value: -49 - +49, 1 Count = 1 C Change under high temperature and high humidity (H/H) for the fusing temperature setting Correction...
  • Page 108 ‘14/Apr 2) Enter the set value with 10 keys. 43-24 3) Press [OK]/[START] key. Purpose : Adjustment/Setup The set value in step 2) is saved. Function (Purpose) Used to set the correction of the tempera- Correction value: -49 - +49, 1 Count = 1 degrees C Change ture adjustment value of SIM 43-1 and 43- Correction value Input value...
  • Page 109 Setting Default Item/Display Content range value Execution the calculation of yield count correction TN PIX TBL 44-1 table enable / disenable setting Purpose : Setting Auto registration adjust- AR AUTO ment Enable / Disable set- Function (Purpose) Used to set each correction operation func- Normal ting (Disable :...
  • Page 110 ‘14/Apr Error name Error content Setting Default Item/Display Content range value REG_R_LED_ADJ Registration sensor R adjustment abnor- mality Simplified process control half- K_HT TARGET tone-patch transition judgment REG_F_GRND F registration basis material reading 1 - 255 UPPER 2 to high density process control abnormality upper limitation 2 (K-patch) REG_R_GRND...
  • Page 111 Result display Content description DEFAU DIS- ERROR Abnormal end MODE PAGE ITEM CONTETNT PLAY RANGE VALUE INTERRUPTION Forcible interruption High density pro- N(M) cess control nor- GB K mal (medium speed Details of error display Content description ) GB data CL_SEN_ADJ_ERR Color sensor adjustment abnormality N(M)
  • Page 112 DEFAU DEFAU DIS- DIS- MODE PAGE ITEM CONTETNT PLAY MODE PAGE ITEM CONTETNT PLAY RANGE RANGE VALUE VALUE TN HUD Toner control dis- MD M 1 - 16 AREA play humidity area REV EV Toner control dis- TN HUD play humidity AD 0 - 1023 MD M DATA...
  • Page 113 DEFAU DEFAU DIS- DIS- MODE PAGE ITEM CONTETNT PLAY MODE PAGE ITEM CONTETNT PLAY RANGE RANGE VALUE VALUE MD M MD M REV LD REV DL EV M EV M Environmental Drum membrane MD M MD M changes and Drum decrease environ- REV LD REV DL...
  • Page 114 Default Default Mode Page Item Content Range Mode Page Item Content Range Value Value High density Development process control 0 - 255 ADK_CL( characteristics -999 - 999 0.00 patch data 1_K3 gradient coeffi- High density cient (K) process control 0 - 255 Development patch data 1_K4 ADK_INT...
  • Page 115 Default Default Mode Page Item Content Range Mode Page Item Content Range Value Value High density High density process control process control 0 - 255 0 - 255 patch data patch data 2_M1 3_M3 High density High density process control process control 0 - 255 0 - 255...
  • Page 116 Operation/Procedure Default Mode Page Item Content Range The output levels of the fusing temperature sensor, the machine Value High density temperature sensor, and the humidity sensor are displayed. process control 0 - 255 patch data 4_Y1 Default Item Content Range High density value process control...
  • Page 117 44-21 44-25 Purpose : Adjustment/Setup Purpose : Setting Function (Purpose) Used to set the half tone process control Function (Purpose) Used to set the calculating conditions of the target. correction value for the half tone process control. Process Section Process Section Operation/Procedure Operation/Procedure...
  • Page 118 44-28 Purpose : Adjustment/Setup Function (Purpose) Used to set the process control execution conditions. Process Section Operation/Procedure 1) Select an item to be set with Arrow keys. 2) Enter the set value with 10 keys. 3) Press [OK]/[START] key. The set value in step 2) is saved. NOTE: Set the items to the default values unless a change is spe- cially required.
  • Page 119 Default Mode Item/Display Content Setting range value When the next warm-up if there is no Disable of the speci- color job after a color job after pass- fied days judgment 0 - 999 ing the specified days from execution 1 - 999 days passing of the previous color process control Setting of the execution judgment of the process control in HI-COV...
  • Page 120 44-31 44-29 Purpose : Adjustment/Setup Purpose : Setting Function (Purpose) Used to adjust the OPC drum phase. (Man- Function (Purpose) Used to set the operating conditions of the ual adjustment) process control during a job. Process Section Process Section Operation/Procedure Operation/Procedure NOTE: For the OPC drum phase adjustment, do not use this simu- 1) Select an item to be set with Arrow keys.
  • Page 121 44-62 Purpose : Setup/Adjustment 46-1 Function (Purpose) Used to set the process control execution Purpose : Adjustment (Color copy mode) conditions. Function (Purpose) Used to adjust the copy density in the copy Process Section mode. Operation/Procedure Section This simulation allows collective change in the set contents of SIM44-4 and SIM44-28.
  • Page 122 Set- Set- Default Default Item/Display Content ting Item/Display Content ting value value range range Exposure adjust- Exposure adjust- TEXT ment (monochrome 1 - 99 TEXT ment (monochrome 1 - 99 copy) text scanner)) text HIGH Exposure adjust- Exposure adjust- TEXT/ TEXT/ ment (monochrome ment (monochrome...
  • Page 123 Set- Default Item/Display Content ting 46-21 value range Purpose : Adjustment Scanner target value BLACK MAX TAR- for BLACK maximum 0 - 999 Function (Purpose) Copy color balance adjustment (Manual density correction adjustment) * When tone gap is generated in the high density area, set items Section A and B to "0.
  • Page 124 Item/Display 46-39 Content (Copy mode) Purpose : Adjustment/Setup PHOTO Character edge / pho- (SLOPE) Function (Purpose) Used to adjust the sharpness of FAX send tography mode gamma PHOTO (INTER- skew adjustment images. CEPT) Section When the adjustment values of SLOPE are changed, the gamma of Operation/Procedure the total image is changed.
  • Page 125 Operation/Procedure Item/Display Content DITHER1 C Color error diffusion C 1) Set the original on the original table. DITHER1 M Color error diffusion M 2) Select an item to be set with Arrow keys. DITHER1 Y Color error diffusion Y 3) Press [OK]/[START] key DITHER2 Monochrome error diffusion When [START] key is pressed, the adjustment value is set and...
  • Page 126 The color balance adjustment is automatically performed. Set- Default The adjustment pattern is printed out. Check it for any abnor- Item/Display Content ting value range mality. RSPF document back sur- 4) Press [OK]/[START] key. SPFB (SUB) face magnification ratio 1 - 99 (Sub scan) The list of the adjustment items (for each dither) is displayed.
  • Page 127 Set- 49-2 Default Item/Display Content ting value Purpose : range DENB- Manual feed correc- Function (Purpose) Used to perform the FPGA update. 1 - 99 tion value Sub scan- DENB- Tray 1 correction Section 1 - 99 ning direction value Operation/Procedure print area DENB-...
  • Page 128 When the adjustment value is increased, the distance from the paper lead edge to the image lead edge is increased. When the 50-5 adjustment value is decreased, the distanced is decreased. Purpose : Adjustment When the set value is changed by 1, the distance is changed by Function (Purpose) Used to adjust the print lead edge image about 0.1mm.
  • Page 129 50-10 Adjustment Purpose Function (Purpose) Used to adjust the black print image magni- fication ratio and the off-center position. (The adjustment is made separately for each paper feed section.) Section Operation/Procedure Select an item to be set with Arrow keys. Enter the set value with 10 keys.
  • Page 130 Item/Display Content Display Default Item/Display Contents Range value Print skew amount calculation result SKEW_M -999 - 999 Registration adjustment value (Magenta) OFFSET_M main scanning direction offset 1 - 99 Print skew amount calculation result AIN_Y_R value YELLOW (REAR) SKEW_M(DIF) (Magenta) (Difference from the previ- -1999 - 1999 Cassette selection ous adjustment value)
  • Page 131 *1: The color image skew adjustment is performed according to this Error Error Error Description display value. code display content Data num- When "R" is displayed in front of the value, turn and click the skew ber error DATA_S adjustment screw (LSU) clockwise by the value. The pitch data number are UB_C_F Sub scan-...
  • Page 132 Error Error Error Description Error Error Error Description code display content code display content Data num- Data num- DATA_M ber error ber error Main DATA_M AIN_Y_ The pitch data number are AIN_K_ There is no pitch data. scanning Main Main R_any not the specified value.
  • Page 133 3) Press [OK]/[START] key. The set value in step 2) is saved. When the adjustment value is decreased, the transfer ON/OFF tim- ing for the paper is advanced. When the adjustment value is 51-1 increased, the timing is delayed. Purpose : Adjustment/Setup When the adjustment value is changed by 1, the timing is changed Function (Purpose) Used to adjust the ON/OFF timing of the...
  • Page 134 53-10 56-5 Purpose : Adjustment Purpose : Adjustment/Setting/Operation data check Function (Purpose) Used to set the display of the dirt detection Function (Purpose) Used to import the SIM22-6 data to a USB position of the SPF flash drive in the TEXT format. Section Section Operation/Procedure...
  • Page 135 Mode Item/Display Content Setting Default Destina- range value tion link- Mode Item/Display Content Setting Default Destina- range value tion link- LP K1 Used to set COPY the laser 0 - 255 LP MID Used to set COR- power (K1) COPY the laser 0 - 255 RECT...
  • Page 136 The print image skew adjustment pattern is printed. Mode Item/Display Content Setting Default Destina- range value tion link- Default Item/Display Content value Laser DUTY PRINT DUTY select mid- MULTICOUNT Print quantity (1-999) LOW(B dle speed 0 - 255 Manual paper MID- (BW) 1 BIT feed...
  • Page 137 ‘13/Oct 2) Press [OK]/[START] key. The scanner (CIS) color balance automatic adjustment is per- formed. 63-5 Purpose : Adjustment/Setup Function (Purpose) Used to perform the scanner (CIS) color balance and gamma default setting. Section Operation/Procedure 1) Press [OK]/[START] key. 2) The scanner (CIS) color balance and gamma are set to the default.
  • Page 138 Operation/Procedure 1) Select an item to be set with Arrow keys. 2) Enter the set value with 10 keys. 64-1 3) Press [OK]/[START] key. The set value in step 2) is saved. Purpose : Operation test/check Function (Purpose) Test print. (Self print) (Color mode) Section Item/Display Content...
  • Page 139 64-2 Purpose : Operation test/check Function (Purpose) Test print. (Self print) (Monochrome mode) Section Operation/Procedure 1) Select an item to be set with Arrow keys. 2) Enter the set value with 10 keys. 3) Press [OK]/[START] key. The set value in step 2) is saved. Item/Display Content Setting range...
  • Page 140 64-4 Purpose : Operation test/check Function (Purpose) Printer test print. (Self print) (256 grada- tions) Section Operation/Procedure 1) Select an item to be set with Arrow keys. 2) Enter the set value with 10 keys. 3) Press [OK]/[START] key. The set value in step 2) is saved. Item/Display Content Setting range...
  • Page 141 Operation/Procedure 1) Select an item to be set with Arrow keys. 64-5 2) Enter the set value with 10 keys. Purpose : Operation test/check Function (Purpose) Printer test print. (Self print) (PCL) 3) Press [OK]/[START] key. The set value in step 2) is saved. Section Item/Display Content...
  • Page 142 Operation/Procedure 1) Select an item to be set with Arrow keys. 64-6 2) Enter the set value with 10 keys. Purpose : Operation test/check Function (Purpose) Printer test print. (Self print) (PS) 3) Press [OK]/[START] key. The set value in step 2) is saved. Section Item/Display Content...
  • Page 143 Country Code Sweden 10100101 Thailand 10101001 Czech 00101110 66-1 Slovakia 11111100 Purpose : Setting Hungary 01010001 Greece 01000110 Function (Purpose) Used to display the FAX-related soft SW (2 Poland 10001010 - 150) on the LCD to allow changing the Russia 10111000 soft SW while checking with the LCD.
  • Page 144 3) Determine the setting values with [OK]/[START] key. 2) Determine the setting values with [OK]/[START] key. 4) Press [OK]/[START] key to send the sound messages. 3) Press [OK]/[START] key and a selected dial is sent. <Sound message table> Sound message 66-21 NONE FAX/TEL MSG...
  • Page 145 66-32 Purpose : Operation test/Check Function (Purpose) Used to check the fixed data received from 67-25 the line and to display the result. Purpose : Adjustment/Setup Section Function (Purpose) Printer color balance adjustment (Manual Operation/Procedure adjustment) 1) Press [OK]/[START] key to check the fixed data received from Printer Section the line.
  • Page 146 When tone gap is generated in the high density section, set Heavy items 1 and 2 to "0." paper or Screen 8 Set- The density in the high density section is decreased, but tone screen1 to 7 Item/Display Content ting Range gap is reduced.
  • Page 147 1 - 8 Country code 1 - 2 Not used 3 - 8 language Adjustment value Minimum pause time (10PPS) set- 0(525ms) -15(900ms) Two states input ting X(ms) = ( N * 25 ) + 525 5 - 8 Adjustment value Make time (10PPS) setting Setting range 26 to 41 sec- Two states input...
  • Page 148 Setting External line connection number The numbers and codes which setting 1 <Second digit> can be registered are as fol- lows. 0 - 9 / * (a) / # (b) / – (pause) (c) / Not used for this digit and after (d) / Any is OK (f).
  • Page 149 1, 2 FAX initial setting Flash send out waiting time 0.5s 3, 4 FAX initial setting Flash send out time 90ms 180ms 270ms 360ms Setting Dial tone detection 0 : 10s 1 : 17s 6, 7 Setting Busy tone detection 2 puls 4 puls 6 puls...
  • Page 150 1, 2 Timer T5 timer setting 1min Two states input 5min 10min 15min Setting Sharp machine mode 0 : OFF 1 : ON Setting V.34 mode function 0 : OFF 1 : ON Setting V.34 mode function at times of...
  • Page 151 Not used 1 - 3 Setting Symbol rate transmission Automatic 0 0 0 2400 0 0 1 2400/2743 0 1 0 2400/2743/2800 0 1 1 2400/2743/2800/3000 1 0 0 2400/2743/2800/3000/3200 1 0 1 2400/2743/2800/3000/3200/ 1 1 0 3429 Not used 1 1 1 4 - 7 Communication/...
  • Page 152 Protocol monitor 0 : OFF 1 : ON Only at times of Protocol monitor 0 : OFF 1 : ON error Enable/Disable of 33 bit or later of 0 : Enable 1 : Disable DIS (Reflected only to DIS) CSI sending 0 : OFF 1 : ON Communication/...
  • Page 153 Remote reception indication 0 : OFF 1 : ON Remote changeover number set- 0 : Only call-in 1 : Call-in/Call-out ting Transfer function 0 : Prohibited 1 : Permitted Specified number reception 0 : Ignore the specified num- 1 : Reject the specified Enable/Disable setting on manual number reception...
  • Page 154 FAX initial setting Preferred setting of the data LED 0 : Prior to energy saving 1 : Prior to data LED during energy saving FAX initial setting The machine moves to the power 0 : Prohibited 1 : Permitted off mode when the machine is shut down.
  • Page 155 1, 2 FAX initial setting Tone of the successful transmis- 550Hz sion sound 1000Hz 1700Hz 3, 4 FAX initial setting Tone of the reception sound 550Hz 1000Hz 1700Hz 5 - 7 FAX initial setting Setting of the time of the transmis- Not used 0 0 0 sion/reception error sound...
  • Page 156 FAX transmission Memory send/Direct send Default 0 : Memory send 1 : Direct send setting setting FAX transmission Quick Memory transmission 0 : Prohibited 1 : Permitted setting changeover FAX initial setting Designation of date and source 0 : Outside of document (out- 1 : Inside of document printing position side of send data)
  • Page 157 FAX initial setting Paper tray setting (Tray 2) 0 : OFF 1 : ON 2, 3 FAX initial setting Output setting Reduce the size Same size Separate FAX reception Double-faced printing of received 0 : Prohibited 1 : Permitted setting data (double-faced reception set- ting) Setting of size selection in A4 data...
  • Page 158 1 - 4 Adjustment value Setting of DTMF send maximum Setting range Two states input level (high group) 0(0dBm) - 15 (-15dBm) Adjustment value Setting of DTMF send level (low 0 : 0.5dBm adjustment OFF 1 : 0.5dBm adjustment ON group adjustment) Adjustment value Setting of DTMF send level (high...
  • Page 159 Adjustment value Telephone/FAX CNG judgement 0 : Perform CNG judgement 1 : Does not perform CNG judgement 2 - 3 Setting Time out setting when the image cannot be detected during receiv- ing the data (V1.7) 4 - 7 Adjustment value Maximum signal send level Setting range Two states input...
  • Page 160 U62 Reg. DAAC1 FULL2 0 : DAA FULL2 bit cleared 1 : DAA FULL2 bit set. U62 Reg. DAAC1 On-Hook Speed 0 : Not used at this moment 1 : Not used at this moment U62 Reg. DAAC1 FOH 0 : Automatic calibration timer 1 : Automatic calibration set to 426 ms.
  • Page 161 1 - 4 V.34 Connection Aggressiveness Use ROM Table with automatic 0 0 0 0 Control aggressiveness setting. Use ROM Table (most aggres- 0 0 1 0 sive). Use ROM Table (more aggres- 0 0 1 1 sive). Use ROM Table (aggressive). 0 1 0 0 Use ROM Table (less aggres- 0 1 0 1...
  • Page 162 FAX initial setting/ Super G3 invalid when the last call 0 : Super G3 invalid 1 : Super G3 valid Adjustment value is re-sent at error FAX initial setting Prohibit/Permit the re-call of direct 0 : Prohibited 1 : Permitted send 3, 4 Waiting time for starting sending...
  • Page 163 Alternate reception 0 : OFF 1 : ON Document quantity count confir- 0 : Remove the sending error 1 : Include the sending error mation when the error occurs page page Remaining receivable memory 0 : 128KB 1 : 64KB Recover from the energy saving of 0 : Does not recover 1 : Recover...
  • Page 164 Detect the answerphone with 0 : OFF 1 : ON silence CI disappearance judgement 0 : OFF 1 : ON 3, 4 Filter time when detecting CI sig- Not used at this moment nal. Not used at this moment Not used at this moment Not used at this moment 5 - 8 Not used...
  • Page 165 MX-C250 SIMULATION 6 – 87...
  • Page 166 SW10 SW11 SW12 SW13 SW14 SW15 SW16 SW17 MX-C250 SIMULATION 6 – 88...
  • Page 167 SW18 SW19 SW20 SW21 SW22 SW23 SW24 SW25 MX-C250 SIMULATION 6 – 89...
  • Page 168 SW26 SW27 SW28 SW29 SW30 SW31 SW32 SW33 MX-C250 SIMULATION 6 – 90...
  • Page 169 SW34 SW35 SW36 SW37 SW38 SW39 SW40 SW41 MX-C250 SIMULATION 6 – 91...
  • Page 170 SW42 SW43 SW44 SW45 SW46 SW47 SW48 SW49 MX-C250 SIMULATION 6 – 92...
  • Page 171 SW50 SW51 SW52 SW53 SW54 SW55 SW56 SW57 MX-C250 SIMULATION 6 – 93...
  • Page 172 SW58 SW59 SW60 SW61 SW62 SW63 SW64 SW65 MX-C250 SIMULATION 6 – 94...
  • Page 173 SW66 SW67 SW68 SW69 SW70 SW71 SW72 SW73 MX-C250 SIMULATION 6 – 95...
  • Page 174 SW74 SW75 SW76 SW77 SW78 SW79 SW80 SW81 MX-C250 SIMULATION 6 – 96...
  • Page 175 SW82 SW83 SW84 SW85 SW86 SW87 SW88 SW89 MX-C250 SIMULATION 6 – 97...
  • Page 176 SW90 SW91 SW92 SW93 SW94 SW95 SW96 SW97 MX-C250 SIMULATION 6 – 98...
  • Page 177 SW98 SW99 SW100 SW101 SW102 SW103 SW104 SW105 MX-C250 SIMULATION 6 – 99...
  • Page 178 SW106 SW107 SW108 SW109 SW110 SW111 SW112 SW113 MX-C250 SIMULATION 6 – 100...
  • Page 179 SW114 SW115 SW116 SW117 SW118 SW119 SW120 SW121 MX-C250 SIMULATION 6 – 101...
  • Page 180 SW122 SW123 SW124 SW125 SW126 SW127 SW128 SW129 MX-C250 SIMULATION 6 – 102...
  • Page 181 SW130 SW131 SW132 SW133 SW134 SW135 SW136 SW137 MX-C250 SIMULATION 6 – 103...
  • Page 182 SW138 SW139 SW140 SW141 SW142 SW143 SW144 SW145 MX-C250 SIMULATION 6 – 104...
  • Page 183 SW146 SW147 SW147 SW148 SW149 SW150 1000 1000 Taiwan 1000 1400 Japan 1500 1000 Singapore 1500 1000 North 1000 America 1000 Malaysia 1000 1410 U.K. 1000 Thailand 1000 1410 Germany 1600 Middle East 1000 1410 France 1500 1000 India 1500 2500 Australia 1100...
  • Page 184 1410 Sweden Japan 1600 1000 North 1410 1100 America Spain U.K. 1560 Germany 1560 1000 France 1560 1410 Portugal Australia 2750 1000 1410 1100 Italy Zealand 1000 China 1540 1410 Switzerland Taiwan 1600 1000 Singapore 1650 1410 Finland Malaysia 1100 Thailand 1100 1410...
  • Page 185 ‘13/Oct MX-C250 [7] TROUBLESHOOTING Error code and troubleshooting D. Self diag operation A. General The machine always monitors its own state. When a trouble occurs in the machine or when the life of a consum- When the machine recognizes a trouble, it stops the operation and able part is nearly expired or when the life is expired, the machine displays the trouble message.
  • Page 186 E. Breakdown sequence (1) Error code and operatable mode Trouble content Judgment Trouble code Operatable mode block Copy scan Scan Scan Scan- Print List FAST (including (Push) (Pull) print Send print Notifica- interruption) tion to host FAX board trou- FAX board break- F6 (00, 04, down OPU communi-...
  • Page 187 Error where only history data are saved Operatable mode Judgment Copy scan Trouble content Trouble code Scan Scan List FAST Notific- block (including Print (Push) (Pull) print Send print aion to host interrup-tion) Error history MFPC F2 (45), E7(38) O: Operation enabled ✕: Operation disabled (2) Trouble detection sequence and trouble cancel sequence when turning on the power (3) How to cancel the error code...
  • Page 188 F. Error code list (1)Error code Trouble code Trouble code content Trouble Mechanism Option Electricity Supply detection Main code code Machine configuration error MFPC Main charger trouble (K) MFPC MFP image data error MFPC Shading error (Black correction) MFPC Shading error (White correction) MFPC CIS-ASIC error MFPC...
  • Page 189 ‘13/Oct Trouble code Trouble code content Trouble Mechanism Option Electricity Supply detection Main code code Paper feed motor trouble MFPC Fusing motor lock trouble MFPC Developing motor trouble MFPC Transfer unit lift trouble MFPC Drum motor lock trouble MFPC Power source cooling fan trouble MFPC LSU fan trouble MFPC...
  • Page 190 E7-11 Shading error (White correction) G. Details of error codes and countermeasures Cause Abnormality in the CIS white reference plate scan level when the scanner lamp is turned ON. A0-30 Machine configuration error Improper installation of the harness to the CIS unit/ MFP PWB.
  • Page 191 E7-22 LSU LD deform error (M) E7-91 FAX reception image data error Cause Reduced laser power, lighting error, laser diode Cause FAX control PWB trouble trouble. Image data process abnormality Harness and connector trouble between the LD Flash memory contact error PWB and the LSU cnt PWB.
  • Page 192 F2-23 Discharge lamp trouble (CMY) F2-43 Toner density sensor trouble Cause Contact trouble between the discharge lamp PWB (C) and the PCU PWB. Cause Toner density sensor output abnormality (Sample Discharge lamp PWB (C) trouble. level 25 or less, or 231 or above). MFPC PWB trouble.
  • Page 193 F2-50 K drum phase sensor trouble F2-66 Toner supply operation trouble (M) Cause Drum phase sensor trouble. Cause Toner motor trouble. Harness and connector connection trouble. Toner drive clutch trouble. Drum drive section trouble. Toner density sensor trouble. MFPC PWB trouble Connector/harness trouble.
  • Page 194 F2-73 Improper toner cartridge detection F6-00 Controller - FAX communication trouble Cause An improper toner cartridge is inserted. (The main Trouble content MFP - FAX communication establishment error / unit detects a toner cartridge of a different Framing / Parity / Protocol error specification.) Section Toner cartridge trouble.
  • Page 195 H2-02 Sub thermister open trouble (TH_US) H4-00 Fusing section low temperature trouble (TH_UM_AD2) Cause Thermister trouble. MFPC PWB trouble. Cause The fusing temperature does not reach the Connection trouble of the connector and the specified level within the specified time from harness.
  • Page 196 L1-00 Scanner feed trouble L4-04 Developing motor trouble (BLACK) Cause Scanner feed is not completed within the specified Cause The motor lock signal is detected during rotation of time. the developing motor. Scanner unit trouble. Developing motor trouble. MFPC PWB trouble Harness and connector connection trouble.
  • Page 197 L4-34 LSU fan trouble L8-02 Full wave signal error Cause The fan rotation signal is not detected in the Cause An abnormality in the full wave signal frequency is specified time during operation of the LSU fan. detected. Connection trouble of the connector and the (The frequency is detected as 80Hz or above, or harness.
  • Page 198 U9-00 Communication trouble between the U9-99 OPU language error controller and OPU Cause Command size error from MCU to OPU Cause OPU connector connection trouble Check & Remedy Check connector connection and harness of OPU Harness trouble between OPU PWB and MCU PWB and MCU PWB Replace OPU PWB or MCU PWB Break connector pin of OPU PWB...
  • Page 199 (1) Descriptions on E7-91 - 94 errors Two-digit numbers with double parentheses are added to E7-91 - 94 error codes recorded in SIM22-6 indicate the detailed contents of the errors. The number in each digit has its own meaning. (Example) E7-91(**) The upper digit of the added code indicates the job kind at the occurrence of the error.
  • Page 200 JAM and troubleshooting (2) Countermeasures in case of E7-91 - 94 A. JAM code list In case of E7-9x (11), E7-9x (21), E7-9x (31), E7-9x (41) (1) Main unit Cause In case of E7-91 - 94, the memory (DRAM) is automatically read/written to perform a simplified JAM code JAM content...
  • Page 201 Image send communication report code A. Outline and code system descriptions B. Details After completion of communication, the communication report (1) Communication report main code table, the communication registration table, and the protocol are described on the communication report column. Report Final receive signal Final receive signal (Receive side)
  • Page 202 In confidential sending, the remote party does not have confidential function. <Send> remote party) (Including other company's machines) The NSF signal has not "Confidential function" bit. The NSF is not a Sharp machine. (Confidential not received) In confidential sending, DCN is received for NSS. <Send> (Confidential BOX NO NG) In confidential reception, a confidential box number which is not registered is specified.
  • Page 203 Report code Display in the column of (Communication Content of communication interruption result result) NG80 XXXX NIC connect failure (network abnormality) ? Check for disconnection of cables. ? A network trouble (CE-XX) occurs. ? The port is set to DISABLE. ? Authentication of the POP server is failed when POP before SMTP is enabled.
  • Page 205 Do not turn the power off. Sim49-01 FIRMWARE UPDATE **********1.sfuaaaaaaaaaaaaaaaaaaaaa ************2.sfu Processing finished. Turn off the power. Sim49-01 FIRMWARE UPDATE Please wait a minute Sim49-01 FIRMWARE UPDATE From ********** ********** Are you sure ? EXEC Downlode mode...
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  • Page 234 OK : Lift up FFC obliquely upward <Unlocked connector and FFC from side view> 2. Lift up FFC obliquely upward F F C Tab for positioning FFC Connector 1. Lift up FFC Guide for positioning the connector NG : Do not pull out the FFC right beside <Locked connector and FFC from side view>...
  • Page 238 OK : Lift up FFC obliquely upward <Unlocked connector and FFC from side view> 2. Lift up FFC obliquely upward F F C Tab for positioning FFC Connector 1. Lift up FFC Guide for positioning the connector NG : Do not pull out the FFC right beside <Locked connector and FFC from side view>...
  • Page 255 ‘ LCD PWB KEY PWB...
  • Page 258 6179ms 6179ms Reading positoin Reading positoin 1000ms 1000ms 50ms 50ms 50ms 50ms SPFM SPFM Pickup roller is returned by the reverse rotation Pickup roller is returned by the reverse rotation SPFM tranportation motor SPFM tranportation motor after finishing the job JOB. after finishing the job JOB.
  • Page 259 24989ms 24989ms First surface First surface Second surface Second surface Third surface Third surface Second paper Second paper 4.5mm Minute 4.5mm Minute Reading positoin Reading positoin 1000ms 1000ms Paper feed solenoid is ON by SPPD1_OFF Paper feed solenoid is ON by SPPD1_OFF 70ms 70ms Clockwise 56mm/s...
  • Page 261 ‘...
  • Page 264 CPED1 CPUC1...
  • Page 265 POD1...
  • Page 267 PGM1 LSUFM...
  • Page 268 R side F side Laser beam generating section(TOP) Laser beam generating section(SIDE)
  • Page 269 ‘ DHPD_K DM(K) DHPD_CL DL_Y DVM(CL) DL_M DL_C DL_K...
  • Page 275 Secondary transfer output Constant current Constant power voltage Constant voltage power power Constant current power Constant voltage power Separation output Free position MC gri d output Color print mode Monochrome print mode Constant current power Constant voltage power...
  • Page 276 ‘...
  • Page 277 Fusing roller (Heating) Fusing roller (Adding the pressure)
  • Page 278 ‘14/Apr 15. Fan and Filter section The machine is provided with the following fan to discharge air from the process section and cool the fusing section and the power unit. Signal name Name Function/Operation FUFM Fusing cooling fan Cools the fusing section. OZFM1 Ozone fan 1 Cools the developing unit generates the ozone from the main charger unit.
  • Page 279 13.Aug MX-C250 [12] ELECTRICAL SECTION 1. Block diagram A. System block diagram MX-C250 ELECTRICAL SECTION 12 – 1...
  • Page 280 B. MFPC PWB FAX Modem LSU Unit PCU Motor&Sencer/HV Unit V Unit IF etc. Conector Unit Unit Conector Conector SPI1CS PI1CS SPI1CS MX-C250 ELECTRICAL SECTION 12 – 2...
  • Page 281 C. SCN PWB MX-C250 ELECTRICAL SECTION 12 – 3...
  • Page 282 D. LSUcnt PWB MX-C250 ELECTRICAL SECTION 12 – 4...
  • Page 283 E. FAX PWB MX-C250 ELECTRICAL SECTION 12 – 5...
  • Page 284 2. Power line diagram A. AC power line diagram ¢ ¢     ¦ ¦ ¢ ¢   ¤   ¤ ¦ ¦ ¨ ¨ ¤ ¤ ¥ ¥ ¥   ¥       ¤ § ¤ § £ £...
  • Page 285 B. AC power system diagram Sleep Mode etc. 1TURC MPFC PORC 1.5V ADUC 3.3V CPUC1 MHPS 3.3V SCOV (RSPF ONLY) SPPD2 (RSPF ONLY) SPPD1 SPED SPUS (RSPF ONLY) SPFM SRVC (RSPF ONLY) USB2 2.0 HOST USB2. 0 DEVICE MX-C250 ELECTRICAL SECTION 12 – 7...
  • Page 286 3. Actual wiring chart A. MFPC, LSU, FAX, USB B to B B to B MX-C250 ELECTRICAL SECTION 12 – 8...
  • Page 287 B. Scanner, RSFP/SFP, Operational panel MX-C250 ELECTRICAL SECTION 12 – 9...
  • Page 288 C. Process, Developer, Right door, Paper feed, Paper exit MX-C250 ELECTRICAL SECTION 12 – 10...
  • Page 289 D. Drive unit, Paper feed, HV, Fusing unit MX-C250 ELECTRICAL SECTION 12 – 11...
  • Page 290 E. Power supply (AC, DC) MX-C250 ELECTRICAL SECTION 12 – 12...
  • Page 291 4. Signal list Signal Name Description Connector Level Connec- NOTE number number Detect CL Transfer belt Contact/ 1TUD_CL CN37 MFPC 1TUD_CL Separates Detect K Transfer belt Contact/ 1TUD_K CN37 MFPC 1TUD_K Separates Transfer belt Contact/Separates 1TURC Clutch On CN28 MFPC Main Drive Unit:1TURC Clutch Control ADUC...
  • Page 292 Signal Name Description Connector Level Connec- NOTE number number HV-PWB DAC Setting Clock Sig- HV_DAC_CLK (Clock) CN29 MFPC HV-PWB I/F HV-PWB DAC Setting Serial Data HV_DAC_DT (Serial Data) CN29 MFPC HV-PWB I/F Signal HV_DAC_LD HV-PWB DAC Setting Load Signal Load CN29 MFPC HV-PWB I/F...
  • Page 293 Signal Name Description Connector Level Connec- NOTE number number Detect Magenta Toner Concentra- TCS_M (Analog) CN32 MFPC DV Unit tion TCS_Y Detect Yellow Toner Concentration (Analog) CN32 MFPC DV Unit TFD2 Detect Delivery Full Detect:Full CN21 MFPC Delivery Unit:TFD2 TH_M_ANI Thermal of Manual bypass (Analog) CN31...
  • Page 295 © COPYRIGHT XXXX BY SHARP CORPORATION Since the melting-point of lead-free solder is about 220°C, which is about 40°C higher than that of conventional lead solder, and its soldering capacity is inferior to conventional one, it is apt to keep the soldering iron in contact with the PWB for longer time. This may cause land ALL RIGHTS RESERVED.
  • Page 296 CAUTION FOR BATTERY REPLACEMENT (Danish) ADVARSEL ! Lithiumbatteri – Eksplosionsfare ved fejlagtig håndtering. Udskiftning må kun ske med batteri af samme fabrikat og type. Levér det brugte batteri tilbage til leverandoren. (English) Caution ! Danger of explosion if battery is incorrectly replaced. Replace only with the same or equivalent type recommended by the manufacturer.
  • Page 297 SHARP CORPORATION Business Solutions Company Quality Assurance and Environment Affairs Unit CS Promotion Department First Edition:September 2013 Latest Edition: May 2016...