SATO M8490S User manual

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

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 [phone]
Fax [phone]
P/N 9001046 REV. C

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.

M8490S
4
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

M8490S
5
Frame Assembly

M8490S
6
Frame Assembly

M8490S
7
Frame Assembly

M8490S
8
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

M8490S
9
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 Stepper 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

M8490S
10
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 Tension bracket 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

M8490S
11
Thermal Head Assembly

M8490S
12
Thermal Head Assembly

M8490S
13
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 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 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 Ribbon plate 1

M8490S
14
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

M8490S
15
Ribbon Assembly

M8490S
16
Ribbon Assembly

M8490S
17
Ribbon Assembly

M8490S
18
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

M8490S
19
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

M8490S
20
Feed Roller Assembly