Page 1
M8490S
Parts List
Please note that this list is divided into two sections. Use the second section
(pages 41-76) if your printer S/N is between 50100000 and 70699999.
For all other serial numbers please use the first section (pages 3-40)
P/N 9001046 REV. D
Page 2
M8490S
Parts List
(Use this section for all serial numbers other then 50100000 to 70699999)
Sato America, Inc.
10350-A Nations Ford Rd.
Charlotte, NC 29708
Phone (704) 644-1650
Fax (704) 644-1662
P/N 9001046 REV. C
Page 3
Copyright 1996
SATO America, Inc.
All rights reserved. No part of this document may be reproduced or issued to third
parties in any form without the express permission of SATO America, Inc. The materials
in this document are provided for general information and are subject to change without
notice. Sato America, Inc. assumes no responsibility for any errors that may appear.
Page 4
M8490S
Description Page #
Frame Assembly 5-10
Thermal Head Assembly 11-14
Ribbon Assembly 15-19
Feed Roller Assembly 20-23
Pressure Roller Assembly 24-25
Cover Assembly 26-28
Main PCB Assembly 29-29
Check PCB Assembly 30-30
Memory Card PCB Assembly 31-31
4
Page 5
M8490S
Frame Assembly
5
Page 6
M8490S
Frame Assembly
6
Page 7
M8490S
Frame Assembly
7
Page 8
M8490S
Frame Assembly
Item # Part # Description QTY
1 PL1731000 Engine frame 1
2 PT2108006 Dry metal 1
3 PB0540101 Guide post 1
4 MC0401022 Pan head screw 1
5 PR1730500 Stay 1
6 MC0401222 Pan head screw 2
7 PA3732500 Spring bracket 1
8 MC0300622 Pan head screw 1
9 PB0731500 Shaft, support 1
10 MC0401022 Pan head screw 2
11 PB0732800 Shaft, ribbon 1
12 PR1730300 Roller 1
13 PA3736200 Bracket, Dispenser, bar 1
14 MN0300824 Hex bolt 1
15 PD1731300 Dispense bar 1
16 MN0300624 Hex bolt 2
19 PB0733500 Shaft, holder 1
20 NB0040022 Washer 1
21 PA4730500 Plate spring 1
22 PL1730800 Platen frame 1
23 PR0730100 Platen 2
24 PB2730100 Collar 2
25 MJ1300424 Screw 2
26 PT1112060 Ball supporter 2
27 PT1109050 Supporter 2
28 PA3736301 Supporter clamp 1
29 MN0400824 Hex bolt 2
31 PB0730500 Post, latch 1
32 PB2740100 Collar 1
33 PE3720300 Roller 1
34 MD4301222 pan head screw 1
35 PA3736400 Latch handle 1
36 PB0733400 Shaft 1
37 PC3730101 Spring 1
38 PE1730700 Handle 1
8
Page 9
M8490S
Frame Assembly
Item # Part # Description QTY
39 NG2201030 Pin 1
40 ND0030030 E-ring, Snap 2
43 MN0402524 Hex bolt 2
44 MN0402024 Hex bolt 1
45 MN0401024 Hex bolt 1
46 PE8730200 Pulley 1
47 ND0040030 E-ring, Snap 1
49 PE8730500 Pulley 1
50 ND0040030 E-ring, Snap 1
51 PA3735800 Pulley bracket 1
52 PB0731600 Shaft, roller 1
53 PR1732600 Tension roller 1
54 ND0040030 E-ring, Snap 1
55 MD4401622 Pan head screw 2
56 PT8165064 Timing belt 1
57 PB0733200 Shaft, idle 1
58 MN0401024 Hex bolt 1
59 PR1733200 Pulley 1
60 ND0040030 E-ring, Snap 1
61 PR1733300 Pulley 1
62 MJ1400524 W-point screw 1
63 PA3735600 Pulley bracket 1
64 PT1112060 Ball supporter 2
65 PB0733900 Shaft, idle 1
67 MD4400822 Pan head screw 2
68 PT8074064 Timing belt 1
69 PT8150064 Timing belt 1
70 PL1720100 Motor pulley 1
71 MJ1400524 W-point screw 2
72 RH1733500 Step per motor, assy. 1
73 MC0401222 Pan head screw 2
74 PA3735700 Pulley bracket 1
75 PB0730600 Post (tension) 1
76 MD4400822 Pan head screw 1
77 PR1730600 Tension roller 1
78 ND0040030 E-snap ring 1
9
Page 10
M8490S
Frame Assembly
Item # Part # Description QTY
79 MD4300822 Pan head screw 2
82 PB0731701 Shaft (idle) 1
83 PE8730100 Gear 1
84 PE8730300 Pulley 1
85 PT1112060 Ball supporter 2
86 ND0040030 E-snap ring 1
87 PT8150064 Timing belt 1
88 PA1730500 Shaft bracket 1
89 MC0401022 Pan head screw 2
91 PA1730700 Tensi on br acket 1
92 PB0730600 Post (tension) 1
93 MD4400822 Pan head screw 1
94 PR1730600 Tension roller 1
95 ND0040030 E-ring, snap 1
96 MD4300822 Pan head screw 2
100 PR4730501 Key boar cover 1
101 MD4301222 Pan head screw 4
102 RJ2730200 PCBA, Display 1
104 MH0300821 P-tight screw 4
105 RH1731300 Cable assy, Control panel 1
107 RJ2730100 PCBA, Dipswitch 1
108 MD3300822 Pan head screw 2
109 PH0730200 Cover, Dipswitch 1
110 RH1731600 Cable assy., Dipswitch 1
10
Page 11
M8490S
Thermal Head Assembly
11
Page 12
M8490S
Thermal Head Assembly
12
Page 13
M8490S
Thermal Head
Item # Part # Description QTY
1 RH1731100 SEN5 cable 1
2 MD3201221 Pan head screw 2
4 PR1730700 Pressure cam 1
5 ND0060030 E-ring, snap 3
7 PR0730200 Feed roller 1
8 PT1112060 Ball supporter 1
9 PT1109050 Ball supporter 1
10 PE8730100 Gear 1
11 ND0040030 E-ring, snap 1
14 PA2730200 Head fra me 1
15 MC0401022 Pan head screw 3
16 PA1730300 Plate (adjust) 1
17 PL2720100 Adjust collar 1
18 MD4300822 Pan head screw 1
19 MC0401022 Pan head screw 1
20 PL2730100 Adjust collar 1
21 MD4401022 Pan head screw 1
23 PE1730400 Handle 1
24 PD1730600 Handle 1
25 PA2730600 Latch handle 1
26 PD1731200 Handle 1
27 MD4301022 Pan head screw 2
28 MJ1300424 W-point screw 2
31 PA3735900 Head bracket 1
32 PV9730200 Bush 1
33 PB0733800 Shaft 1
34 PE1730300 Adjust cam 2
35 ND0050030 E-ring, snap 2
36 PC1730200 Spring (head) 2
37 PR4731200 Head bracket 1
38 PR1732700 Adjust plate 1
39 MD4300622 Pan head screw 2
40 PB0733300 Shaft, head bracket 1
41 ND0070030 E-ring, snap 2
42 PA3732100 Ri bbon plate 1
13
Page 14
M8490S
Thermal Head
Item # Part # Description QTY
43 MD3250522 Pan head screw 2
44 PA4730401 Plate, spring 1
45 PC0730200 Spring, head open 1
47 GH000521A Printhead Assy. 1
48 RH1731200 HDS cable 1
49 RH1730300 Cable assy., Printhead 1
51 PB5730300 Screw 1
52 MC0401022 Pan head screw 1
14
Page 15
M8490S
Ribbon Assembly
15
Page 16
M8490S
Ribbon Assembly
16
Page 17
M8490S
Ribbon Assembly
17
Page 18
M8490S
Ribbon Assembly
Item # Part # Description QTY
1 RH1730400 SEN4 cable 1
2 PA3730200 Sensor bracket (ribbon) 1
3 MA0300622 Pan head screw 2
4 MC0301022 Pan head screw 1
5 PE6720100 Disc plate cover 1
6 MD4300622 Pan head screw 3
7 MD3300822 Pan head screw 1
8 MA0301022 Pan head screw 1
9 MT1300522 Hex nut 1
10 PR4740100 Spring, tension 1
11 MD4300622 Pan head screw 2
14 RC2730200 Ribbon sub (unwind) 1
15 RC2730300 Ribbon sub (rewind) 1
17 PT1112080 Ball supporter 4
18 PR1730800 Pulley 1
19 ND0060030 E-ring, snap 2
20 PT8085064 Timing belt 1
21 PA1730601 Ribbon frame 1
22 MC0401022 Pan head screw 4
23 PV9730100 Bush 1
24 PA1731000 Adjust plate 2
25 MD4300622 Pan head screw 4
26 MD4400822 Pan head screw 2
31 PB0731200 Shaft, ribbon 2
32 PE4720200 Plate holder boss 2
33 PA0730100 Guide plate 2
34 MH1250621 P-tight screw 4
35 MT1300522 Hex nut 1
36 MA0302522 Pan head screw 1
37 PC0730100 Spring 1
38 MA0301821 Pan head screw 1
39 PA0730200 Hold plate 2
40 PA0680300 Lining 2
41 PE7720100 Disc plate 1
18
Page 19
M8490S
Ribbon Assembly
Item # Part # Description QTY
42 PE1681100 Guide plate 1
44 PR1730900 Ribbon boss 2
45 PA4690900 Spring 8
46 MH0300521 P-tight screw 8
47 PT2301020 Dry metal 2
48 PA0680400 Disc 2
49 PC1730100 Spring 2
50 PE2730100 Stopper collar 2
51 PB5730100 Adjust screw 2
52 MA0303022 Pan head screw 2
19
Page 20
M8490S
Feed Roller Assembly
20
Page 21
M8490S
Feed Roller Assembly
21
Page 22
M8490S
Feed Roller Assembly
Item # Part # Description QTY
1 PR4731400 Paper guide bracket 1
2 PA3732700 Micro switch bracket 1
3 RH1731500 SEN7 cable 1
4 MA0200821 Pan head screw 2
5 PA3730500 PCB bracket 1
6 MC0300622 Pan head screw 1
7 PA3730600 PCB bracket 1
8 PA4730200 Lift spring 1
9 MD4300622 Pan head screw 1
10 MD4300622 Pan head screw 2
11 RH1730900 SEN1 cable 1
12 PT9680500 Spacer 2
13 PA1730800 PCB protector 1
14 MD4300822 Pan head screw 2
17 PA3731500 Paper guide 1
18 MJ9300622 Thin head screw 1
20 PA3731600 Slide guide 1
21 PE1730200 Slider 1
22 PA4730100 Slide spring 1
23 MA0301022 Pan head screw 1
24 MT1300522 Hex nut 1
26 PR0730100 Platen roller 1
27 PB2730100 Collar 1
28 MJ1300424 W-point screw 1
29 PT1112060 Ball supporter 1
30 PT1109050 Ball supporter 1
31 PA1730100 Supporter clamp 1
32 PL2720100 Adjust collar 1
33 MD4300822 Pan head screw 1
34 PE8730200 Pulley 1
35 ND0040030 E-ring, snap 1
36 PA3734600 Paper guide 1
40 PA3731100 Lid, lower 1
41 PA3734700 Lid bracket 1
22
Page 23
M8490S
Feed Roller Assembly
Item # Part # Description QTY
42 PB0731000 Shaft, lid 1
43 PC2730200 Spring 1
44 ND0020030 E-ring, snap 2
45 PA3731700 Latch handle 1
46 PB0730900 Shaft, latch 1
47 PC2730100 Spring 1
48 ND0020030 E-ring, snap 2
49 PA3731200 Sensor bracket 1
50 RH1731000 SEN2 cable 1
51 MD4300622 Pan head screw 2
52 MJ9300622 Thin head screw 2
55 PA3731000 Lid, upper 1
56 MA0301022 Pan head screw 2
57 MT1300522 Hex nut 2
58 PE2730300 Stopper collar 2
59 PC1730300 Spring 2
61 PA3731300 Roller bracket 1
62 PB0730800 Shaft, pressure roller 1
63 PE3720200 Roller 4
64 PE3720500 Roller 4
65 MA0300422 Pan head screw 2
66 MC0300622 Pan head screw 2
67 MN0300624 Hex bolt 2
68 MN0300824 Hex bolt 2
69 MN0400824 Hex bolt 2
23
Page 24
M8490S
Pressure Roller Assembly
24
Page 25
M8490S
Pressure Roller
Item # Part # Description QTY
1 PL1730900 Roller holder 1
2 PB0731800 Pressure roller 1
3 PT1108040 Ball supporter 2
4 PA4730300 Plate spring 4
5 MJ9300622 Thin head screw 4
6 PR1732800 Plate 1
7 PR1732900 Plate 1
8 MA1300822 Flat head screw 4
9 PB0733601 Screw, holder 1
10 NB0050022 Spring (washer) 1
11 ND0050030 E-ring, snap 1
25
Page 26
M8490S
Cover Assembly
26
Page 27
M8490S
Cover Assembly
27
Page 28
M8490S
Cover Assembly
Item # Part # Description QTY
2 PH1731701 Cover 1
3 PR7730100 Power supply (115V) 1
5 HD100301A Fuse, 15A, 250V 1
10 RH1732000 POW1 cable 1
12 RH1732100 POW2 cable 1
13 RH1730500 POW SW cable 1
14 MC0301022 Pan head screw 2
15 MC0401022 Pan head screw 1
16 MC0301022 Pan head screw 4
17 MC0401022 Pan head screw 1
18 PH1731900 Cover 1
19 MC0300622 Pan head screw 5
20 PA1730900 Sub cover 1
21 MC0300622 Pan head screw 2
22 PH1732000 Cover 1
23 MD4300822 Pan head screw 2
24 PR1731000 Cover bracket 1
25 RH1730800 SEN6 cable 1
26 MA0200821 Pan head screw 2
27 PR1340500 Anti-static brush 1
28 MD4300622 Pan head screw 2
29 MC0301022 Pan head screw 3
31 PH1730601 Cover, front 1
32 PH2730100 Window 1
33 PH1730700 Set plate 1
34 MA7300625 Truss screw 2
35 MA7300625 Truss screw 4
38 PE6730300 SP case (A) 1
39 PE6730400 SP case (B) 1
40 PC0090300 Spring 1
41 PB0013700 Spring shaft 2
42 MT3020621 Hex nut 4
43 NA1060022 Plain washer 2
44 NB0060022 Spring washer 2
28
Page 29
M8490S
Main PCB Assembly
Item # Part # Description QTY
1 RJ1731100 Main PCBA 1
3 PA3730300 PCB bracket 1
4 PA3730400 PCB bracket 1
5 MD3301022 Pan head screw 4
6 MD4300622 Pan head screw 4
7 PC9730100 Spring 1
8 PC9680000 Lock spring 1
29
Page 30
M8490S
Check PCB Assembly
Item # Part # Description QTY
1 RJ4730600 Check PCB 1
2 RH4730000 Check cable set 1
3 PA3736600 Bracket 1
4 PT9681600 Spacer 2
5 NA0030022 Washer 2
6 MT1300522 Nut, 2N3 2
7 MD4300822 Pan head screw 6
30
Page 31
M8490S
Memory Card PCB Assembly
Item # Part # Description QTY
1 RJ1723100 PCBA, memory 1
2 PT9730000 Spacer 4
3 MD3300622 Pan head screw 8
31
Page 32
M8490S
Parts List
(Use with printer serial numbers between 50100000 and 70699999)
Sato America, Inc.
10350-A Nations Ford Rd.
Charlotte, NC 29708
Phone (704) 644-1650
Fax (704) 644-1662
P/N 9001046 REV. D
Page 33
M8490S
Description Page #
Frame Assem bly 34-39
Thermal Head Assembly 40-43
Ribbon Assembly 44-48
Feed Roller Assembly 49-52
Pressure Roller Assembly 53-53
Cover Assembly 54-56
Main PCB Assembly 57-57
Memory Upgrade 58-58
(Option)
33
Page 34
M8490S
Frame Assem b ly
34
Page 35
M8490S
Frame Assem b ly
35
Page 36
M8490S
Frame Assem b ly
36
Page 37
M8490S
Frame Assembly
Item # Part Number Part Description Qty
1 PL17 30 600 Engine frame 1
2 PT2108006 Dry metal 1
3 PB0540101 Guide post 1
4 MC0401022 Pan head screw 1
5 PR1730500 Stay 1
6 MC0401222 Pan head screw 2
7 PA3732500 Spring bracket 1
8 MC0300622 Pan head screw 1
9 PB0731500 Shaft (support) 1
10 MC0401022 Pan head screw 2
11 PB0732800 Shaft (ribbon adjust) 1
12 PR1730300 Roller 1
13 PA3732000 Dispense bar bracket 1
14 PB5730200 Collar 1
15 MD3300822 Pan head screw 1
16 PD1731100 Dispense bar 1
19 PL1730202 Platen frame 1
20 PR0730100 Platen roller 2
21 PB2730100 Collar 2
22 MJ1300424 W-point screw 2
23 PT1112060 Ball supporter 2
24 PT1109050 Ball supporter 2
25 PA1730201 Supporter clamp 1
26 MN0300824 Hex bolt 1
27 PB0730500 Post (latch) 1
28 PA3730700 Pressure roller bracket 1
29 MJ9300622 Screw 2
31 PA3730800 Latch handle 1
32 PB0730700 Shaft (latch) 1
33 PC2730300 Spring (latch) 1
34 ND0020030 E-snap ring 2
35 PA3732800 Adjust plate 1
36 PA3735000 Hold plate 1
37 MC0301022 Pan head screw 2
38 MN0402524 Hex bolt 2
37
Page 38
M8490S
Frame Assembly
Item # Part Number Part Description Qty
39 MN0402024 Hex bolt 1
40 MN0401024 Hex bolt 1
43 PE8730200 Pulley 1
44 PR1732300 Pulley 1
45 MJ1400524 W-point screw 2
46 ND0040030 E-snap ring 2
47 PB0733200 Shaft (idle) 1
48 MN0401024 Hex bolt 1
49 PR1732500 Pulley 1
50 ND0040030 E-snap ring 1
51 PA3735800 Pulley bracket (A) 1
52 PB0731600 Shaft (roller) 1
53 PR1732600 Tension roller 1
54 ND0040030 E-snap ring 1
55 MD4401622 Pan head screw 2
56 PT8165064 Timing belt 1
61 PR1732400 Pulley 1
62 MJ1400524 W-point screw 1
63 PA3735600 Pulley bracket (B) 1
64 PT1112060 Ball supporter 2
65 PB0733100 Shaft (idle) 1
66 ND0040030 E-snap ring 1
67 MD4400822 Pan head screw 2
68 PT8074064 Timing belt 1
69 PT8150064 Timing belt 1
70 PL1720100 Motor pulley 1
71 MJ1400524 W-point screw 2
72 RH1730600 Step per mot or assy. 1
73 MC0401222 Pan head screw 2
74 PA3735700 Pulley bracket 1
75 PB0730600 Post (tension) 1
76 MD4400822 Pan head screw 1
77 PR1730600 Tension roller 1
78 ND0040030 E-snap ring 1
79 MD4300822 Pan head screw 2
38
Page 39
M8490S
Frame Assembly
Item # Part Number Part Description Qty
82 PB0731701 Shaft (idle) 1
83 PE8730100 Gear 1
84 PE8730300 Pulley 1
85 PT1112060 Ball supporter 2
86 ND0040030 E-snap ring 1
87 PT8150064 Timing belt 1
88 PA1730500 Shaft bracket 1
89 MC0401022 Pan head screw 2
91 PA1730700 Tension bracket 1
92 PB0730600 Post (tension) 1
93 MD4400822 Pan head screw 1
94 PR1730600 Tension roller 1
95 ND0040030 E-snap ring 1
96 MD4300822 Pan head screw 2
100 PR4730501 Key board cover 1
101 MD4301222 Pan head screw 4
102 RJ2730200 KB PCB set 1
104 MH0300821 Screw 4
105 RH1731300 PSW cable 1
107 RJ2730100 DSW PCB set 1
108 MD3300822 Pan head screw 2
109 PH0730200 DSW cover 1
110 RH1731600 DSW cable set 1
39
Page 40
M8490S
Thermal Head Assembly
40
Page 41
M8490S
Thermal Head Assembly
41
Page 42
M8490S
Thermal Head Assembly
Item # Part Number Part Description Qty
1 RH1731100 SEN5 cable 1
2 MC0401022 Pan head screw 1
4 PR1730700 Pressure cam 1
5 ND0060030 E-snap ring 3
7 PR0730200 Feed roller 1
8 PT1112060 Ball supporter 1
9 PT1109050 Ball supporter 1
10 PE8730100 Gear 1
11 ND0040030 E-snap ring 1
14 PA2730200 Head frame 1
15 MC0401022 Pan head screw 3
16 PA1730300 Plate (adjust) 1
17 PL2720100 Adjust collar 1
18 MD4300822 Pan head screw 1
19 MC0401022 Pan head screw 1
20 PL2730100 Adjust collar 1
21 MD4401022 Pan head screw 1
23 PE1730400 Handle (B) 1
24 PD1730600 Handle (A) 1
25 PA2730600 Latch handle 1
26 PD1731200 Handle (B) 1
27 MD4301022 Pan head screw 2
28 MJ1300424 Screw 2
31 PA3735900 Head bracket (up) 1
32 PV9730200 Bushing 1
33 PB0731400 Shaft (adjust cam) 1
34 PE1730300 Adjust cam 2
35 ND0050030 E-snap ring 2
36 PC1730200 Spring (head) 2
37 PR4731200 Head bracket (low) 1
38 PR1732700 Adjust plate (head) 1
39 MD4300622 Pan head screw 2
40 PB0733300 Shaft (head bracket) 1
42
Page 43
M8490S
41 ND0070030 E-snap ring 2
42 PA3732100 Ribbon plate 1
Thermal Head Assembly
Item # Part Number Part Description Qty
43 MD3250522 Pan head screw 2
44 PA4730401 Plate spring (head cam) 1
45 PC0730200 Spring (head open) 1
47 GH000521A Printhead assy. 1
48 RH1731200 HDS cable 1
49 RH1730300 HDP cable 1
51 PB5730300 Screw (head) 1
52 MD3201221 Pan head screw 2
43
Page 44
M8490S
Ribbon Assembly
44
Page 45
M8490S
Ribbon Assembly
45
Page 46
M8490S
Ribbon Assembly
46
Page 47
M8490S
Ribbon Assembly
Item # Part Number Part Description Qty
1 RH1730400 SEN4 cable 1
2 PA3730200 Sensor bracket (ribbon) 1
3 MA0300622 Pan head screw 2
4 MC0301022 Pan head screw 1
5 PE6720100 Disc plate cover 1
6 MD4300622 Pan head screw 3
7 MD3300822 Pan head screw 1
8 MA0301022 Pan head screw 1
9 MT1300522 Hex nut 1
10 PR4740100 Spring (tension) 1
11 MD4300622 Pan head screw 2
14 RC2730200 Ribbon sub (unwind) 1
15 RC2730300 Ribbon sub (rewind) 1
17 PT1112080 Ball supporter 4
18 PR1730800 Pulley 1
19 ND0060030 E-snap ring 2
20 PT8085064 Timing belt 1
21 PA1730600 Ribbon frame 1
22 MC0401022 Pan head screw 4
23 PV9730100 Bushing 1
24 PA1731000 Adjust plate 2
25 MD4300622 Pan head screw 4
26 MD4400822 Pan head screw 1
31 PB0731200 Shaft (ribbon) 2
32 PE4720200 Plate holder boss 2
33 PA0730100 Guide plate 2
34 MH1250621 Screw 4
35 MT1300522 Hex nut 1
36 MA0302522 Pan head screw 1
37 PC0730100 Spring (back) 1
38 MA0301821 Pan head screw 1
39 PA0730200 Hold plate 2
40 PA0680300 Lining 2
41 PE7720100 Disc plate (A) 1
47
Page 48
M8490S
Ribbon Assembly
Item # Part Number Part Description Qty
42 PE1681100 Guide plate (B) 1
44 PR1730900 Ribbon boss 2
45 PA4690900 Spring 8
46 MH0300521 Screw 8
47 PT2301020 Bushing 2
48 PA0680400 Disc 2
49 PC1730100 Spring 2
50 PE2730100 Stopper collar 2
51 PB5730100 Adjust screw 2
52 MA0302522 Pan head screw 2
48
Page 49
M8490S
Feed Roller Assembly
49
Page 50
M8490S
Feed Roller Assembly
50
Page 51
M8490S
Feed Roller Assembly
Item # Part Number Part Description Qty
1 PR4730101 Paper guide bracket 1
2 PA3732700 Micro switch bracket 1
3 RH1731500 SEN7 cable 1
4 MA0200821 Pan head screw 2
5 PA3730500 PCB bracket 1
6 MC0300622 Pan head screw 1
7 PA3730600 PCB bracket (D) 1
8 PA4730200 Lift spring 1
9 MD4300622 Pan head screw 1
10 MD4300622 Pan head screw 2
11 RH1730900 SEN1 cable 1
12 PT9680500 Spacer 2
13 PA1730800 PCB protector 1
14 MD4300822 Pan head screw 2
16 PA3731400 Paper guide 1
17 PA3731500 Paper guide (L) 1
18 MJ9300622 Screw 2
20 PA3731600 Slid e guide 1
21 PE1730200 Slider 1
22 PA4730100 Slide spring 1
23 MA0301022 Pan head screw 1
24 MT1300522 Hex nut 1
26 PR0730100 Platen roller assy 1
27 PB2730100 Collar 1
28 MJ1300424 Screw 1
29 PT1112060 Ball supporter 1
30 PT1109050 Ball supporter 1
31 PA1730100 Supporter clamp 1
32 PL2720100 Adjust collar 1
33 MD4300822 Pan head screw 1
34 PE8730200 Pulley 1
35 ND0040030 E-snap ring 1
36 PA3734600 Paper guide 1
40 PA3731100 Paper lid (low) 1
41 PA3734700 Lid bracket 1
51
Page 52
M8490S
Feed Roller Assembly
Item # Part Number Part Description Qty
42 PB0731000 Sh aft (lid) 1
43 PC2730200 Spring (open) 1
44 ND0020030 E-snap ring 1
45 PA3731700 Latch handle 1
46 PB0730900 Shat (latch) 1
47 PC2730100 S pring (latch) 1
48 ND0020030 E-snap ring 1
49 PA3731200 Sensor bracket (pitch) 1
50 RH1731000 SEN2 cable 1
51 MD4300622 Pan head screw 2
52 MJ9300622 Thin head screw 2
55 PA3731000 Paper lid (up) 1
56 MA0301022 Pan head screw 2
57 MT1300522 Hex nut 2
58 PE2730300 Stopper collar 2
59 PC1730300 Spring (pressure) 2
61 PA3731300 Ro ller bracket 1
62 PB0730800 S haft (pressure rolle r) 1
63 PE3720200 Roller 4
64 MA0300422 Pan head screw 2
66 MC0300622 Pan head screw 2
67 MN0300624 Hex bolt 2
68 MN0300824 Hex bolt 4
52
Page 53
M8490S
Pressure Roller Assembly
Item # Part Number Part Description Qty
1 PR1730100 Roller holder 1
2 PB0731800 Pressure roller 1
3 PT1108040 Ball supporter 2
4 PA4730300 Plate spring 4
5 MJ9300622 Screw 4
6 PA1730400 Stopper plate 1
7 MC0300622 Pan head screw 2
53
Page 54
M8490S
Cover Assembly
54
Page 55
M8490S
Cover Assembly
55
Page 56
M8490S
Cover Assembly
Item # Part Number Part Description Qty
2 PH1731701 Close cover (A) 1
3 PR7730100 Power supply (115V) 1
5 HD100301A Fuse 1
9 RH1730100 POW1 cable 1
11 RH1730200 POW2 cable 1
13 RH1730500 POW SW cable 1
14 MC0301022 Pan head screw 2
15 MC0401022 Pan head screw 1
16 MC0301022 Pan head screw 4
17 MC0401022 Pan head screw 1
18 PH1730300 Close cover (B) 1
19 MC0300622 Pan head screw 4
20 PA1730900 S ub cover 1
21 MC0300622 Pan head screw 2
24 PR1731000 Cover bracket 1
25 RH1730800 SEN6 cable 1
26 MA0200821 Pan head screw 2
27 PR1340500 Anti-static brush 1
28 MD4300622 Pan head screw 2
29 MC0301022 Pan head screw 3
31 PH1730601 Ope n cover (A) 1
32 PH2730100 Ope n cover (B) 1
33 PH1730700 Set plate 1
34 MA7300625 Truss screw 2
35 MA7300625 Truss screw 4
38 PE6730300 SP case (A) 1
39 PE6730400 SP case (B) 1
40 PC0090300 Spring 1
41 PB0013700 Spring shaft 2
42 MT3020621 Hex nut 4
43 NA1060022 Plain washer 2
44 NB0060022 Spring washer 2
56
Page 57
M8490S
Main PCB Assembly
Item # Part Number Part Description Qty
1 RJ1730300 Main PCBA assy. 1
3 PA3730300 PCB bracket (A) 2
4 PA3730400 PCB bracket (B) 2
5 MD4300622 Pan head screw 4
6 MD3301022 Pan head screw 4
57
Page 58
M8490S
Memory Upgrade Assembly
Item # Part Number Part Description Qty
1 RJ1723100 Card PCB set 1
2 PT9730000 Spacer 4
3 MD3300622 Pan head screw 8
(Option)
58
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