1.1.4 Left side
[1]
[2]
[3]
PH unit
PH relay board (PHRYB)
DC power supply (DCPU)
-
d-Color MF552Plus/MF452Plus
L PARTS/CONNECTOR LAYOUT DRAWING > 1. PARTS LAYOUT
DRAWING
L-7
Y
7
50-5
Service Manual
www
MK-Electronic
de
Page 1: ...SERVICE MANUAL Multifuction Digital Copier d Color MF552Plus MF452Plus and Options Code Y117750 5 w w w M K E l e c t r o n i c d e...
Page 2: ...ner drive board SCDB 9 Scanner motor M201 10 Original size sensor 1 PS204 1 1 2 Front side 1 Board switch sensor others 3 4 5 6 7 8 12 10 9 1 2 16 15 14 13 11 1 Right door switch SW3 2 USB board USBB...
Page 3: ...14 Erase LED M EL M 15 Erase LED C EL C 16 Erase LED K EL K NOTE Japan only 2 Load 1 3 2 1 Toner supply motor K M6 2 Power supply cooling fan FM1 3 Transfer belt cleaner cooling fan FM2 d Color MF552P...
Page 4: ...HV 5 CPU cooling fan FM14 6 Hard disk HDD 7 Memory board 1 MEMB 1 8 SSD board SSDB 9 MFP board MFPB 10 Dual scan image processing board DSIPB 11 NF board NFB 12 IH magnetic erasing board IHMEB 13 IH...
Page 5: ...tage unit HV 5 CPU cooling fan FM14 6 Hard disk HDD 7 Memory board 1 MEMB 1 8 SSD board SSDB 9 MFP board MFPB 10 Dual scan image processing board DSIPB 11 Fusing power supply FUPU d Color MF552Plus MF...
Page 6: ...1st transfer pressure sensor PS39 2 Developing solenoid SD4 3 Service port sensor PS50 d Color MF552Plus MF452Plus L PARTS CONNECTOR LAYOUT DRAWING 1 PARTS LAYOUT DRAWING L 5 Y 750 5 Service Manual w...
Page 7: ...Ozone fan FM13 8 Machine rear side cooling fan FM3 9 Tray2 vertical transport motor M23 10 Paper feed motor M22 11 Registration motor M24 12 1st transfer pressure clutch CL5 13 Toner supply motor C M7...
Page 8: ...side 1 2 3 1 PH unit 2 PH relay board PHRYB 3 DC power supply DCPU d Color MF552Plus MF452Plus L PARTS CONNECTOR LAYOUT DRAWING 1 PARTS LAYOUT DRAWING L 7 Y 750 5 Service Manual w w w M K E l e c t r...
Page 9: ...3 IDC sensor Fr IDCS Fr 4 IDC sensor shutter solenoid SD2 5 Registration sensor PS1 6 Temperature humidity sensor TEM HUMS 7 Paper exit clutch CL8 d Color MF552Plus MF452Plus L PARTS CONNECTOR LAYOUT...
Page 10: ...r 4 IDC sensor shutter solenoid SD2 5 Registration sensor PS1 6 Temperature humidity sensor TEM HUMS 7 Toner bottle cooling fan FM4 8 Paper exit clutch CL8 d Color MF552Plus MF452Plus L PARTS CONNECTO...
Page 11: ...6 8 1 10 9 2 1 Tray 1 paper feed clutch CL3 2 Tray 1 paper feed sensor PS23 3 Tray 1 empty indicator board PEIB 1 4 Tray 1 paper empty sensor PS24 5 Tray 1 upper limit sensor PS25 6 Paper temperature...
Page 12: ...ar empty sensor PS12 10 Tray 2 paper feed clutch CL1 1 1 9 Fusing paper exit section 1 MF552Plus 6 7 5 4 12 1 2 3 11 8 9 10 1 Heating roller thermistor 2 TH2 2 Heating roller thermistor 3 TH3 3 Paper...
Page 13: ...ating roller temperature sensor TEMS 3 Paper exit sensor PS3 4 Heating roller thermistor 2 TH2 5 Gate switch solenoid SD3 6 Fusing pressure home sensor PS38 7 Heating roller thermistor 1 TH1 8 Fusing...
Page 14: ...DU paper passage sensor 2 PS41 5 Transport motor M1 6 ADU transport clutch CL6 1 2 DF 701 SP 501 1 2 3 1 DF control board DFCB 2 CIS module CIS 3 CIS power supply CISPU d Color MF552Plus MF452Plus L P...
Page 15: ...t width sensor VR1 4 CIS cover sensor PS15 5 Document reading glass cleaning sensor PS13 6 Mixed original sensor 3 PS12 7 Mixed original sensor 2 PS11 8 Document reading sensor PS6 9 Mixed original se...
Page 16: ...4 upper limit sensor PS126 12 Tray 4 CD paper size board CDPSB 4 13 Tray 4 FD paper size board FDPSB 4 14 Tray 3 FD paper size board FDPSB 3 15 PC control board PCCB 16 Tray 3 CD paper size board CDP...
Page 17: ...S134 9 Shifter stop lower limit position sensor PS138 10 Division board sensor PS142 11 Shifter home sensor PS139 12 Sub tray paper empty sensor PS140 13 Sub tray paper remaining amount sensor PS141 1...
Page 18: ...M1 11 Paper feed motor M2 12 Transport motor M3 13 LU drive board LUDB 14 Near empty sensor 1 PS5 1 6 LU 301 Option 1 2 3 4 5 6 7 8 9 10 11 12 13 1 LU door switch MS1 2 Near empty sensor 2 PS6 3 Pape...
Page 19: ...8 9 10 11 1 Paper conveyance motor M101 2 Stapler movement motor M107 3 Alignment roller motor M103 4 Paper exit motor M102 5 Exit roller lift up motor M104 6 Paper exit roller solenoid SD103 7 Alignm...
Page 20: ...weight lever sensor PS103 10 Paper surface detect sensor 1 PS102 11 Alignment plate home sensor R PS109 12 FS control board FSCB 1 9 PK 519 Option 3 2 1 4 5 6 7 1 Punch motor M201 2 Paper feed sensor...
Page 21: ...tray exit sensor PS16 7 Pre eject home sensor PS21 8 Trailing edge stopper home position detection sensor PS20 9 FNS entrance sensor PS4 10 Upper cover open close detection sensor PS32 11 Sub tray ful...
Page 22: ...ntrol board FSCB 3 2 1 4 1 3rd exit tray full sensor PS1 2 RU entrance sensor PS2 3 RU cover open close detection sensor PS3 4 RU transport motor M1 1 11 PK 520 Option 1 2 3 4 5 6 1 Punch dust full se...
Page 23: ...r PS1 2 Center staple fold stacker paper detect sensor PS3 3 Curl cover detection sensor PS2 4 Alignment home sensor PS4 5 Tri folding gate home sensor PS11 6 Guide home sensor PS7 7 Paddle home senso...
Page 24: ...ensor PS16 3 Paper output roller home sensor PS10 4 Trailing edge paddle home sensor PS20 5 Trailing edge stopper standby sensor 2 PS42 6 Trailing edge paddle sensor PS19 7 Stapler position sensor 1 P...
Page 25: ...ontrol board RUCB 1 14 PK 521 Option 1 2 4 3 5 6 7 8 9 1 Punch drive motor M301 2 PK punch hole position sensor 1 PS307 3 PK punch scraps box set sensor PS304 4 Punch control board PKCB 5 PK punch hol...
Page 26: ...12 13 14 1 SD entrance sensor PS1 2 Stacker paper sensor PS3 3 Alignment home sensor PS4 4 Paper receiving guide home sensor PS2 5 Center fold change gate home sensor PS11 6 Tri fold guide home sensor...
Page 27: ...er entrance sensor Lw PS206 9 Pick up solenoid Lw SD202 10 PI control board PIOB 11 Pick up solenoid Up SD201 12 Upper door open close switch MS205 13 Tray upper limit sensor Lw PS209 14 Paper size VR...
Page 28: ...PS607 14 Punch scraps full sensor PS608 15 Punch scraps conveyance motor M607 4 3 2 1 11 10 9 5 6 7 8 1 Main motor M606 2 Conveyance encoder sensor PS610 3 Gate solenoid Lw SD601 4 Registration motor...
Page 29: ...Paper size detect board PSDTB 4 Punch switchover switch MS601 5 Punch switchover motor M608 6 Punch clutch CL601 d Color MF552Plus MF452Plus L PARTS CONNECTOR LAYOUT DRAWING 1 PARTS LAYOUT DRAWING L...
Page 30: ...25 9pin CN18 19pin CN23 12pin CN8 10pin CN9 16pin CN19 16pin CN3 9pin CN2 12pin CN1 6pin CN31 14pin CN43 10pin CN93 9pin CN45 7pin CN32 7pin CN29 20pin CN30 12pin CN13 20pin CN11 10pin CN15 6pin CN14...
Page 31: ...pin CN2 12pin CN1 6pin CN31 14pin CN43 10pin CN93 9pin CN45 7pin CN32 7pin CN29 20pin CN30 12pin CN13 16pin CN11 9pin CN15 6pin CN14 20pin CN27 13pin CN21 16pin CN41 50pin CN44 9pin CN42 8pin CN35 2pi...
Page 32: ...8pin PJ23 50pin PJ05 N C PJ16 N C PJ18 34pin PJ17 N C PJ13 20pin 3 Front side board FRB CN5 12pin CN16 5pin CN15 5pin CN14 5pin CN8 7pin CN1 6pin CN4 18pin CN13 5pin CN12 12pin CN17 5pin CN6 8pin CN3...
Page 33: ...rive board SCDB PJ5 7pin PJ1 8pin PJ4 4pin PJ2 10pin PJ6 3pin PJ3 6pin 6 ERP board ERPB CN1 2pin CN2 4pin d Color MF552Plus MF452Plus L PARTS CONNECTOR LAYOUT DRAWING 2 CONNECTOR LAYOUT DRAWING L 32 S...
Page 34: ...n CN001 2pin 8 DC power supply DCPU Type B MF452Plus CN010 6pin CN008 7pin CN011 2pin CN006 8pin CN009 12pin CN001 2pin CN007 6pin CN005 8pin CN004 7pin 9 High voltage unit HV CN2 12 pin CN1 20 pin d...
Page 35: ...J03 PJ01 11 IH power supply IHPU CN8 5pin CN2 4pin CN7 6pin CN1 2pin 12 NF board NFB CN103 3pin CN102 2pin CN101 2pin d Color MF552Plus MF452Plus L PARTS CONNECTOR LAYOUT DRAWING 2 CONNECTOR LAYOUT DR...
Page 36: ...CN002 4pin CN003 8pin CN001 2pin 15 Expansion control board EXCB CN5 3pin CN4 11pin CN2 10pin CN6 3pin CN1 6 pin CN3 15pin d Color MF552Plus MF452Plus L PARTS CONNECTOR LAYOUT DRAWING 2 CONNECTOR LAYO...
Page 37: ...in J16 3pin J19 2pin J7 4pin J10 3pin J2 4pin J4 10pin J11 3pin 2 1 3 PC control board PCCB 1 PC 110 CN2 2pin CN1 13pin CN13 6pin CN12 8pin CN11 18pin CN3 2pin CN5 16pin CN4 19pin CN6 9pin d Color MF5...
Page 38: ...CN11 18pin CN7 6pin CN18 6pin CN9 16pin CN3 2pin CN5 16pin CN4 19pin CN6 9pin CN8 9pin CN16 6pin d Color MF552Plus MF452Plus L PARTS CONNECTOR LAYOUT DRAWING 2 CONNECTOR LAYOUT DRAWING L 37 Y 750 5 S...
Page 39: ...CN15 10pin CN3 2pin CN5 16pin CN4 17pin 2 1 4 LU drive board LUDB CN3 5pin CN6 3pin CN4 8pin CN5 20pin CN1 8pin CN2 18pin d Color MF552Plus MF452Plus L PARTS CONNECTOR LAYOUT DRAWING 2 CONNECTOR LAYOU...
Page 40: ...533 CN102 17pin CN111 4pin CN105 6pin CN109 14pin CN110 12pin CN106 3pin CN999 7pin CN103 8pin CN101 4pin CN108 6pin CN104 3pin CN112 15pin CN119 2pin CN120 17pin d Color MF552Plus MF452Plus L PARTS...
Page 41: ...N60 12pin CN30 8pin CN21 14pin CN18 11pin CN61 16pin CN50 19pin CN24 20pin CN23 20pin CN19 15pin CN15 15pin CN14 14pin CN12 12pin CN11 12pin CN31 9pin CN1 2pin CN5 3pin CN4 6pin CN3 4pin CN2 15pin CN2...
Page 42: ...J4 13pin J6 4pin J10 9pin J11 20pin J9 10pin J8 14pin J3 4pin J1 4pin J2 6pin J5 11pin J7 13pin 2 SD 512 J4 13pin J6 4pin J10 9pin J11 20pin J9 10pin J8 14pin J3 4pin J1 4pin J2 6pin J5 11pin J7 13pin...
Page 43: ...121 17pin CN123 8pin 2 1 10 PK control board PKCB 1 PK 519 CN204 18pin CN202 15pin CN201 3pin CN203 2pin d Color MF552Plus MF452Plus L PARTS CONNECTOR LAYOUT DRAWING 2 CONNECTOR LAYOUT DRAWING L 42 Se...
Page 44: ...CN300 3pin CN301 9pin 2 1 11 PI drive board PIDB CN58 13pin CN52 16pin CN51 8pin CN54 8pin CN53 24pin CN56 6pin CN55 15pin CN7 11pin d Color MF552Plus MF452Plus L PARTS CONNECTOR LAYOUT DRAWING 2 CONN...
Page 45: ...n CN15 12pin CN8 12pin CN14 6pin CN102 40pin CN5 6pin CN3 6pin CN7 4pin CN1 3pin CN6 4pin CN9 7pin CN10 9pin d Color MF552Plus MF452Plus L PARTS CONNECTOR LAYOUT DRAWING 2 CONNECTOR LAYOUT DRAWING L 4...
Page 46: ...K 3 CN115 3 Pin 25 C 4 CN79 8 Pin 23 Q 5 CN77 3 Pin 23 T 6 CN613 2 Pin 17 P 7 CN96 3 Pin 26 H 8 CN100 5 Pin 25 H 9 CN95 6 Pin 26 H 10 CN156 2 Pin 2 Q 11 CN108 2 Pin 28 C 12 CN26 3 Pin 7 D 13 CN63 3 P...
Page 47: ...N154 15 Pin 8 U 13 CN155 15 Pin 9 U 14 CN72 2 Pin 3 K 15 CN5 10 Pin 15 D 16 CN142 2 Pin 24 C 17 CN126 4 Pin 18 C 18 CN603 2 Pin 25 P 19 CN106 3 Pin 28 C 20 CN118 2 Pin 25 C 21 CN33 2 Pin 8 C 22 CN43 2...
Page 48: ...Q 5 CN613 2 Pin 17 P 6 CN104 3 Pin 28 H 7 CN99 4 Pin 27 H 8 CN98 5 Pin 27 H 9 CN156 2 Pin 2 Q 10 CN108 2 Pin 28 C 11 CN26 3 Pin 7 D 12 CN63 3 Pin 12 D 13 CN64 2 Pin 7 D 14 CN5 7 Pin 18 T 15 CN8 9 Pin...
Page 49: ...N154 15 Pin 8 U 13 CN155 15 Pin 9 U 14 CN72 2 Pin 3 K 15 CN5 10 Pin 15 D 16 CN142 2 Pin 22 C 17 CN126 4 Pin 18 C 18 CN603 2 Pin 25 P 19 CN106 3 Pin 28 C 20 CN118 2 Pin 25 C 21 CN33 2 Pin 8 C 22 CN43 2...