Konica Minolta 2550DN User Manual
PARTS GUIDE MANUAL
AUGUST 2006
magicolor 2550DN
A00V014
INFORMATION FOR PARTS GUIDE MANUAL
To find correct Parts No., refer to the “HOW TO MAKE THE BEST USE OF THIS MANUAL” in the following page.
HOW TO MAKE THE BEST USE OF THIS MANUAL
1 When you order, please check the proper figures beforehand that are on Our Parts Guide Manual, and order with the appropriate figures.
2 For screws, Nuts, Washers, retaining rings and Pins which are used in this model, one letter is shown on the Standard parts column of Parts list and
exploded diagrams.
3 In order to maintain safety of the product, some specific parts composed of this product are set up as "essential safety parts".
4 The assigned parts number for the "essential safety parts" is indicated as "SP00-****".
When replacing these parts, follow precautions for disassembling and installing which are listed in the Service Manual.
Do not use any parts that are not set up as
5 means that there are exclusive parts for each destination.
Please check the appropriate destination when you order.
6 Revision Mark
Marked as on the illustration shows that the revision has been made.
7 All rights reserved. (any reprints or quotations are prohibited.)
Use of this parts guide manual should be strictly supervised to avoid disclosure of confidential information.
08/31/2006
SYSTEM OUTLINE
1
3
2
magicolor 2550DN
GENERAL CONTENTS
No. Description Model
1
2
3
PRINTER COLOR magicolor 2550DN
PAPER FEEDER Lower Feeder Unit
OTHER OPTION Hard Disk Kit
magicolor 2550DN
DIAGRAM OF MAIN PARTS SECTION
2
10
5
1
3
13
4 6 7 8
11
14
REAR SIDE
16
9
15
12
magicolor 2550DN
CONTENTS
No. DESCRIPTION PAGE No.
1 EXTERNAL PARTS P1
2 TOP COVER SECTION P2
3 MAIN FRAME SECTION P3
4 LEFT FRAME SECTION P4
5 RIGHT FRAME SECTION P5 P6 P7
6 FUSING DRIVE SECTION P8
7 PAPER TRANSPORT DRIVE SECTION P9
8 RACK DRIVE SECTION P10
9 PRINT HEAD SECTION P11
10 TRANSFER SECTION P12
11 2ND TRANSFER SECTION P13
12 VERTICAL TRANSPORT SECTION P14
13 FUSING SECTION P15
14 ELECTRICAL COMPONENTS P16
15 PAPER TAKE-UP SECTION P17 P18 P19
16 DUPLEX UNIT P20 P21 P22
17 WIRING P23 P24 P25
18 WIRING FOR DUPLEX UNIT P26
19 WIRING ACCESSORIES AND JIGS P27
20 ACCESSORY PARTS P28
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INDEX
1/3
Parts No. Page No.
0990 2064 02 20-14
1075 1411 01 12-5
1500 2620 07 1-11
4004 2222 01 18-18
4030 3093 01 22-1
4036 2549 01 15-14
4057 0101 15 20-19
4057 0201 01 20-11
4057 3701 04 20-24
4057 3702 02 20-1
4057 3703 03 20-22
4057 3704 04 20-13
4057 3705 02 20-15
4057 3706 03 20-21
4057 3709 02 20-23
4057 3710 02 20-2
4057 3711 01 20-3
4057 3712 01 22-14
4057 3713 02 20-18
4057 3715 01 21-7
4057 3716 01 21-2
4057 3717 01 21-1
4057 3718 01 21-3
4057 3720 01 22-19
4057 3722 02 22-2
4057 3725 01 22-4
4057 3726 01 22-18
4057 3730 03 20-12
4057 3734 01 22-9
4057 3735 01 22-7
4057 3737 01 20-7
4057 3740 01 22-5
4057 3742 03 20-9
4057 3745 01 20-4
4057 3745 01 22-8
4057 3747 01 20-20
4057 3748 01 20-25
4057 3749 01 20-26
4057 3750 01 21-6
4057 3751 01 21-4
Parts No. Page No.
4057 3752 00 20-27
4057 3753 00 22-23
4057 6801 01 26-1
4057 6802 01 26-2
4057 6803 03 26-3
4057 6804 02 26-4
4057 6805 01 26-5
4127 3104 01 19-8
4128 2019 01 3-8
4131 2621 01 10-7
4131 2984 01 5-5
4131 2984 01 11-2
4131 3042 06 17-12
4131 3514 02 13-1
4136 0151 02 17-5
4136 3006 01 17-2
4136 3009 02 17-3
4136 3014 02 18-22
4136 3018 01 17-4
4136 3022 01 17-7
4136 3027 01 17-9
4136 3035 01 18-17
4136 3037 01 18-16
4136 3038 01 18-15
4136 3043 01 18-7
4136 3044 01 18-10
4136 3045 01 18-5
4136 3047 01 18-9
4136 3048 01 18-11
4136 3049 01 6-16
4136 3101 01 19-7
4136 7500 01 1-4
4136 N300 00 28-1
4139 0156 01 3-12
4139 0201 02 10-5
4139 0206 02 7-17
4139 0207 02 18-21
4139 1003 02 1-8
4139 1006 01 2-21
4139 1008 01 12-11
Parts No. Page No.
4139 1010 01 2-1
4139 1011 02 2-3
4139 1012 02 12-1
4139 1013 01 1-12
4139 1014 01 3-10
4139 1102 01 2-6
4139 1105 01 2-8
4139 1106 02 2-9
4139 1107 01 2-7
4139 1108 02 2-14
4139 2023 02 11-10
4139 2024 01 11-9
4139 2025 01 11-6
4139 2026 01 11-8
4139 2027 01 11-7
4139 2040 01 14-6
4139 2041 02 14-3
4139 2042 02 14-5
4139 2043 02 14-4
4139 2105 01 12-4
4139 2111 01 2-23
4139 2112 01 2-20
4139 2116 01 12-3
4139 2117 01 12-2
4139 2118 02 12-12
4139 2121 01 7-16
4139 2122 01 4-9
4139 2123 01 7-15
4139 2124 01 4-8
4139 2125 02 6-5
4139 2126 02 4-7
4139 2127 01 6-6
4139 2128 01 4-6
4139 2131 01 6-3
4139 2132 01 4-2
4139 2133 01 4-1
4139 2133 01 6-4
4139 2135 01 2-18
4139 2136 01 2-24
4139 2137 01 2-17
Parts No. Page No.
4139 2138 01 2-19
4139 2301 02 17-16
4139 2302 02 1-19
4139 2303 01 11-11
4139 2305 02 11-5
4139 2306 02 6-7
4139 2307 02 6-10
4139 2308 03 16-11
4139 2313 02 1-14
4139 2316 01 3-17
4139 2317 01 5-10
4139 2318 02 6-11
4139 2319 01 1-20
4139 2323 01 1-9
4139 2325 01 3-3
4139 2326 02 16-8
4139 2328 01 1-13
4139 2329 02 14-19
4139 2330 01 3-14
4139 2335 01 1-18
4139 2336 02 3-15
4139 2337 01 6-8
4139 2344 01 16-1
4139 2345 01 16-5
4139 2504 01 9-6
4139 2505 01 9-2
4139 2506 01 9-3
4139 2508 01 7-9
4139 2509 01 7-10
4139 2510 01 9-13
4139 2511 01 9-10
4139 2512 01 9-7
4139 2513 01 9-9
4139 2516 01 9-11
4139 2517 01 7-8
4139 2518 01 7-7
4139 2519 01 9-4
4139 2520 01 7-13
4139 2521 01 7-11
4139 2523 02 6-15
Parts No. Page No.
4139 2524 02 9-12
4139 2530 01 7-6
4139 2539 01 7-2
4139 2540 01 7-1
4139 2552 01 8-5
4139 2553 01 6-2
4139 2565 02 6-14
4139 2566 02 6-13
4139 2581 02 4-5
4139 2582 01 4-4
4139 2583 01 4-3
4139 2586 01 4-11
4139 2587 02 4-12
4139 2588 01 4-10
4139 2597 02 8-4
4139 2598 03 7-3
4139 2602 01 10-9
4139 2603 02 10-8
4139 2604 01 10-11
4139 2606 01 10-12
4139 2622 01 10-6
4139 2704 01 3-4
4139 2705 02 3-5
4139 2731 01 11-3
4139 2741 02 5-7
4139 2742 01 5-4
4139 2751 02 3-6
4139 3002 02 18-1
4139 3003 01 18-2
4139 3011 02 18-3
4139 3012 02 18-20
4139 3013 02 18-25
4139 3014 02 18-23
4139 3015 12 18-24
4139 3018 03 18-14
4139 3022 01 19-6
4139 3023 01 19-11
4139 3024 01 17-10
4139 3025 02 19-10
4139 3027 01 19-2
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Parts No. Page No.
4139 3028 02 17-15
4139 3029 01 17-13
4139 3031 02 28-3
4139 3032 02 28-4
4139 3033 02 28-2
4139 3041 01 19-4
4139 3042 02 19-3
4139 3043 01 19-5
4139 3052 03 18-4
4139 3053 02 17-8
4139 3062 01 18-8
4139 3091 01 18-19
4139 3092 01 18-12
4139 3501 13 14-10
4139 3502 02 14-9
4139 3505 02 14-16
4139 3506 01 14-11
4139 3507 01 14-8
4139 3508 01 3-11
4139 3509 01 14-18
4139 3511 01 14-1
4139 3512 03 14-14
4139 3514 01 14-12
4139 3901 03 2-31
4139 3906 01 2-27
4139 3907 01 2-30
4139 3910 01 15-3
4139 3911 01 22-6
4139 4002 02 13-3
4139 4003 02 13-4
4139 4004 01 13-7
4139 4005 01 13-2
4139 4006 02 13-5
4139 4007 01 13-6
4139 4008 01 13-11
4139 4009 01 13-8
4139 4019 02 13-13
4139 4102 04 14-7
4139 4103 13 7-14
4139 4104 03 7-5
Parts No. Page No.
4139 4105 03 7-12
4139 4106 24 7-4
4139 4112 01 13-10
4139 4113 01 14-17
4139 4122 01 13-12
4139 4553 01 12-6
4139 4592 15 12-8
4139 4594 01 12-7
4139 4673 03 6-12
4139 4694 01 5-2
4139 4697 03 3-13
4139 4700 01 14-15
4139 4713 01 3-1
4139 5513 02 15-10
4139 5516 02 15-11
4139 5518 12 15-18
4139 5524 03 15-16
4139 5525 02 15-15
4139 5534 01 15-7
4139 5535 01 15-1
4139 5557 02 15-2
4139 5558 02 15-13
4139 5576 03 15-9
4139 5577 01 15-5
4139 5578 02 15-8
4139 5579 01 1-15
4139 5586 02 15-4
4139 5589 01 1-15
4139 5590 01 1-15
4139 5593 02 2-25
4139 5594 01 2-26
4139 5595 01 2-28
4139 6055 03 2-11
4139 6056 03 3-16
4139 6210 05 16-6
4139 6211 05 16-6
4139 6215 02 16-9
4139 6306 02 11-4
4139 6701 03 15-6
4139 6751 01 2-10
Parts No. Page No.
4139 6801 01 16-12
4139 6803 02 23-1
4139 6805 02 23-6
4139 6807 02 23-2
4139 6808 01 23-3
4139 6809 02 23-4
4139 6810 03 23-5
4139 6811 01 24-1
4139 6813 02 24-3
4139 6814 03 24-4
4139 6815 01 1-17
4139 6816 02 24-2
4139 6817 02 24-7
4139 6818 02 2-13
4139 6819 02 24-5
4139 6821 03 24-6
4139 6822 02 25-1
4139 6824 02 25-2
4139 6825 02 25-3
4139 6852 02 2-12
4139 6853 04 25-4
4139 7200 00 15-12
4139 7325 01 1-21
4139 7332 01 3-2
4139 7333 01 3-2
4139 7334 01 3-2
4139 7335 01 3-2
4139 7411 01 1-3
4139 9450 00 28-5
4139 M100 00 5-3
4139 M101 00 9-1
4139 N300 00 28-1
4139 R703 00 11-1
4139 R705 00 16-7
4139 R706 00 19-1
4139 R711 00 12-9
4143 3707 03 20-16
4143 3720 01 22-3
4143 3721 01 22-20
4168 3585 01 22-16
Parts No. Page No.
4168 3586 01 22-11
4168 3587 01 22-12
4517 2101 00 22-17
4517 3840 01 22-10
4517 3841 01 22-13
4517 3857 03 22-21
4517 3858 02 22-22
4575 3706 01 20-17
4575 3750 01 20-5
4575 3752 01 20-8
9313 1400 51 5-1
9313 1400 51 21-5
9314 1400 11 10-4
9314 1400 41 20-6
9321 2400 11 7-18
9321 2400 11 8-2
9321 2400 11 18-13
9321 2400 21 22-15
9326 1810 51 16-2
9326 1910 21 16-3
9331 2200 21 5-9
9332 1710 41 16-13
9332 5400 11 16-10
9335 1300 61 3-7
9335 1300 61 14-2
9335 1300 61 15-17
9335 1300 61 17-11
9335 1300 61 20-10
9335 1400 11 14-13
9372 5400 11 17-14
9381 4100 91 28-1
9381 4200 21 28-1
9381 4300 31 28-1
9383 2400 11 20-28
9384 1100 91 27-1
9384 1310 11 27-2
9384 1310 91 27-3
9384 1311 11 27-6
9384 1820 31 27-5
9384 1911 11 27-7
2/3
Parts No. Page No.
9384 1921 01 27-4
9384 1921 31 27-8
9384 2010 21 27-9
A00V 1001 00 2-5
A00V 1002 02 1-1
A00V 1007 02 2-2
A00V 1015 00 2-16
A00V 1085 00 1-16
A00V 1101 00 2-4
A00V 1104 02 2-15
A00V 1251 00 6-9
A00V 1253 00 3-9
A00V 1254 00 1-10
A00V 2113 00 2-22
A00V 2143 00 12-10
A00V 2144 00 6-1
A00V 2402 00 10-2
A00V 2405 00 8-7
A00V 2406 00 10-10
A00V 2514 00 9-8
A00V 2596 00 8-6
A00V 2607 00 10-13
A00V 3034 00 19-9
A00V 3912 00 15-20
A00V 4632 00 5-8
A00V 4671 01 5-6
A00V 4692 00 1-2
A00V 4800 00 2-29
A00V 5002 00 13-9
A00V 5700 00 17-6
A00V 9409 00 1-5
A00V H002 03 16-4
A00V H006 01 16-14
A00V M100 00 8-1
A00V M101 00 10-3
A00V M200 00 9-5
A00V R705 00 15-19
A00V R706 00 15-19
A00V R707 00 17-1
A00V R710 00 2-32
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Parts No. Page No.
A00V R713 00 13-14
A00V R714 00 1-6
A00V R716 00 18-6
A00V R717 00 10-1
A00V R721 00 8-3
A00V R725 00 15-19
A00V R726 00 1-7
3/3
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EXTERNAL PARTS
12
13
11
P 1
14
11
a
a
10
15
a
1
b
a
16
e
17
d
b
c
9
6
18
19
20
2
3
4
21
a
5
8
7
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EXTERNAL PARTS
Key Part No. Description Destinations Class QTY Standard parts
1 A00V 1002 02 RIGHT COVER C 1 a-9735 0308 14
2 A00V 4692 00 Filter C1
3 4139 7411 01 INSTRUCTIONS C1
4 4136 7500 01 LABEL KM C1
5 A00V 9409 00 LABEL magicolor2550DN D1
6 A00V R714 00 FRONT UPPER COVER ASSY C1
7 A00V R726 00 FRONT LOWER COVER ASSY C1
8 4139 1003 02 LEFT COVER C1
9 4139 2323 01 BRACKET D1
10 A00V 1254 00 Seal C1
11 1500 2620 07 RETAINING RING C2
12 4139 1013 01 COVER C1
13 4139 2328 01 SHOULDER SCREW C1
14 4139 2313 02 SHIELD D1
15 4139 5579 01 LABEL CAUTION C C 1
15 4139 5589 01 LABEL CAUTION B C 1
15 4139 5590 01 LABEL CAUTION D1,D3,J,K C 1
16 A00V 1085 00 REAR COVER C1
17 4139 6815 01 WIRE HARNESS ASSY D1
18 4139 2335 01 REGULATING PLATE D1
19 4139 2302 02 BRACKET D1
20 4139 2319 01 SHOULDER SCREW C1
21 4139 7325 01 LABEL PICTBRIDGE C1
Page. 1
b-9735 0306 14
c-9644 0308 14
d-4106 2063 01
e-9743 0306 14
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TOP COVER SECTION
32
P 2
3
4
31
30
29
1
2
a
B
A
b
a
27
28
5
d
6
26
25
c
a
B
A
C
17
a
18
D
c
19
13
12
10
a
8
9
PWB-OP
7
11
C
C
21
20
14
17
24
19
a
c
23
a
22
a
a
16
15
c
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TOP COVER SECTION
Key Part No. Description Destinations Class QTY Standard parts
1 4139 1010 01 COVER C 1 a-9739 0308 14
2 A00V 1007 02 TRAY C1
3 4139 1011 02 TRAY C1
4 A00V 1101 00 Sheet C1
5 A00V 1001 00 TOP COVER C1
6 4139 1102 01 HOLDER D1
7 4139 1107 01 BUTTON C1
8 4139 1105 01 BUTTON C1
9 4139 1106 02 BUTTON C1
10 4139 6751 01 ELECTRICALLY CONDUCTIVE MATERIAL C1
11 4139 6055 03 PWB-OP I1
12 4139 6852 02 WIRE HARNESS ASSY D1
13 4139 6818 02 WIRE HARNESS ASSY D1
14 4139 1108 02 EARTH GROUND D1
15 A00V 1104 02 COVER D1
16 A00V 1015 00 EARTH GROUND D1
17 4139 2137 01 TENSION SPRING C2
18 4139 2135 01 ARM C1
19 4139 2138 01 SHOULDER SCREW C2
20 4139 2112 01 ARM C1
21 4139 1006 01 COVER C1
22 A00V 2113 00 Handle C1
23 4139 2111 01 ARM C1
24 4139 2136 01 ARM C1
25 4139 5593 02 HOLDER C1
26 4139 5594 01 LEVER C1
27 4139 3906 01 CONTACT C1
28 4139 5595 01 TENSION SPRING C1
29 A00V 4800 00 NEUTRALIZING BRUSH D1
30 4139 3907 01 HOLDER D1
31 4139 3901 03 ROLLER C1
32 A00V R710 00 TOP COVER ASSY S1
Page. 2
b-9748 2060 07
c-9735 0306 14
d-9735 0308 14
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MAIN FRAME SECTION
15
12
16
USB
P 3
17
a
14
a
a
b
14
13
1
3
2
8
a
PS3
4
6
7
5
c
a
11
8
5
10
4
8
8
9
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MAIN FRAME SECTION
Key Part No. Description Destinations Class QTY Standard parts
1 4139 4713 01 SEAL C 1 a-9735 0306 14
2 4139 7332 01 LABEL CONSUMABLES REODER C D 1
2 4139 7333 01 LABEL CONSUMABLES REODER D1,D3,K D 1
2 4139 7334 01 LABEL CONSUMABLES REODER B D 1
2 4139 7335 01 LABEL CONSUMABLES REODER J D 1
3 4139 2325 01 COVER D1
4 4139 2704 01 LEVER C2
5 4139 2705 02 TENSION SPRING C2
6 4139 2751 02 HOLDER D1
7 9335 1300 61 PHOTO INTERRUPTER B1
8 4128 2019 01 RUBBER FOOT D4
9 A00V 1253 00 Seal C1
10 4139 1014 01 COVER C1
11 4139 3508 01 GUIDE D1
12 4139 0156 01 DUCT ASSY D1
13 4139 4697 03 SEAL C1
14 4139 2330 01 EARTH GROUND D2
15 4139 2336 02 SEAL C1
16 4139 6056 03 PWB ASSY C1
17 4139 2316 01 BRACKET D1
Page. 3
b-9739 0308 14
c-9646 0308 14
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LEFT FRAME SECTION
a
1
2
11
10
9
8
7
12
3
6
5
4
P 4
b
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LEFT FRAME SECTION
Key Part No. Description Destinations Class QTY Standard parts
1 4139 2133 01 TENSION SPRING C 1 a-9735 0308 14
2 4139 2132 01 LEVER C1
3 4139 2583 01 EARTH GROUND C1
4 4139 2582 01 CONTACT C1
5 4139 2581 02 CONTACT C1
6 4139 2128 01 TORSION SPRING C1
7 4139 2126 02 PAWL C1
8 4139 2124 01 TORSION SPRING C1
9 4139 2122 01 LEVER C1
10 4139 2588 01 CONTACT C1
11 4139 2586 01 CONTACT C1
12 4139 2587 02 CONTACT C1
Page. 4
b-9739 0308 14
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RIGHT FRAME SECTION
1
FM1
P 5
2
a
3
FM2
4
b
5
7
8
6
9
10
SW2
b
c
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RIGHT FRAME SECTION
Key Part No. Description Destinations Class QTY Standard parts
1 9313 1400 51 FAN MOTOR B 1 a-9739 0310 14
2 4139 4694 01 COVER C1
3 4139 M100 00 FAN MOTOR B1
4 4139 2742 01 LEVER C1
5 4131 2984 01 PRESSURE SPRING C1
6 A00V 4671 01 DUCT D1
7 4139 2741 02 PAWL C1
8 A00V 4632 00 Filter C1
9 9331 2200 21 MICRO-SWITCH C1
10 4139 2317 01 BRACKET D1
Page. 5
b-9735 0306 14
c-9646 0316 14
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RIGHT FRAME SECTION
P 6
a
b
1
a
15
2
4
3
5
6
16
13
14
a
12
11
10
7
9
a
8
magicolor 2550DN
RIGHT FRAME SECTION
Key Part No. Description Destinations Class QTY Standard parts
1 A00V 2144 00 HOLDER D 1 a-9739 0308 14
2 4139 2553 01 GEAR 22/64T C1
3 4139 2131 01 LEVER C1
4 4139 2133 01 TENSION SPRING C1
5 4139 2125 02 PAWL C1
6 4139 2127 01 TORSION SPRING C1
7 4139 2306 02 LEVER C1
8 4139 2337 01 TORSION SPRING C1
9 A00V 1251 00 Seal C1
10 4139 2307 02 TENSION SPRING C1
11 4139 2318 02 LEVER C1
12 4139 4673 03 SEAL C1
13 4139 2566 02 HOLDER C1
14 4139 2565 02 TORSION SPRING C1
15 4139 2523 02 REINFORCE PLATE D1
16 4136 3049 01 FRICTION SHEET C1
Page. 6
b-9735 0308 14
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