Seima Board - Epson SQ-B50/2550 Technical Manual

Table of Contents

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REV.-A
Table A-10. Parts Name Reference Table
Table A-10. Parts Name Reference Table (Continued)
Ref. No.
Name
Ref. No.
Name
100
Lower Case Assembly
503
Frame Assembly (Left)
101
Upper Case
504
Frame Assembly (Middle)
102
Option Board Cover
505
Motor Mounting Plate
103
Printer Cover A
506
Carriage Motor
104
Sheet Guide Assembly
507
Paper Release Trigger Assembly
105
Base Plate
508
Belt Driven Pulley
106
Ground Plate
509
Paper End Sensor
107
Transport Locking Bracket
510
Top Edge Sensor
108
Printer Mechanism Mounting Screw
511
Carriage Assembly
109
Printer Cover B
512
Timing Belt Holder
110
Platen Knob
513
Timing Belt
112
Shield Plate
514
Relay Flexible Printed Cable
113
Logo Plate
515
Cable Holder B
114
Ink Cartridge Cover
516
Cable Holder A
115
Rubber Foot
517
Printhead Unit A (for SO-2550)
116
Latch
517
Printhead Unit B (for SO-850)
117
CBB (M4X14)
518
Platen Assembly
118
CPS(P) (M3X8)
519
Top Edge Holder Plate Assembly
119
CPS(O) (M3X8)
520
Top Edge Holder Transmission Shaft
120
CBO (M4X8)
521
Paper Feed Roller Shaft Assembly
121
CBB (M4X12)
522
Paper Feed Roller Assembly
122
CBB (M4X25)
523
Paper Guide Plate
123
CBB (M3X12)
524
Paper Holding Roller Assembly
124
CP (M3X6)
525
Paper Holder Mouting Plate
125
CBS(F) (M3X6)
526
Paper Holding Shaft Holder
126
Notice Sheet
527
Paper Holding Drive Gear
200
SEIMA Board Unit
528
Tractor Unit
201
Heat Sinker
529
Tractor Shaft
202
CBS (M3X5)
530
Tractor Support Shaft
203
Shield Plate A
531
Tractor Base Frame
300
SEIPS Board Unit
532
Tractyor Assembly (Left)
301
Fuse 125V/2A
533
Tractyor Assembly (Right)
302
Heat Sinker
534
Tractor Frame (Left)
303
Heat Sinker
535
Tractor Frame (Right)
304
CP (M3X6)
536
Platen Shaft Holder
305
Cup (M3X8)
537
Tractor Gear
306
Insulation Spacer
538
Paper Support
330
Cable Set #8D2
539
Pump Unit
331
Cable Set #8E5
540
Valve Assembly
332
Cable Set #8DF
541
Pump Assembly
333
Cable Set #8DE
542
Head Cleaner Assembly
334
Cable Set #8E4
543
Pump Motor
350
SANPSE Board Unit
544
Head Cap Assembly
351
Fuse 250V/1.25A
545
Pump Tube
352
Heat Sinker
546
Nozzle Tube Assembly
353
Heat Sinker
547
Cap Support
354
CP (M3X6)
548
Sub Cap Spring
355
Cup (M3X8)
549
Cap Spring
356
Insulation Spacer
550
Pump Tension Gear
400
Power Cable
551
Pump Driving Gear
401
Power Cable
552
Tube Set Screw
402
Power Cable
550
Pump Transmission Gear
403
Power Cable
551
Pump Driving Gear
404
Cable Set #8DW
552
Tube Set Screw
405
Cable Set #8EY
553
o
Ring
450
SEIPNL-W PANEL
554
Cartridge Holder Unit
500
Printer Mechanism
555
Ink End Sensor
501
Base Frame
556
Thermistor
502
Frame Assembly (Right)
557
Discharged Ink Needle
A-38
Ref. No.
Name
Ref. No.
Name
558
Guide Shaft B
622
Leaf Spring (6)
559
Guide Shaft
623
Plain Washer (12)
561
Tube Cover Holder
624
Plain Washer (13)
562
Paper Eject Guide Plate
625
Plain Washer (15)
563
Paper Guide (Upper)
626
Plain Washer (6.1)
564
Paper Guide (Lower)
627
Plain Washer (22.2)
565
Platen Cover
628
Plain Washer (10)
566
Head Adjustment Pin
629
Hexagon Nut with OW (M4)
567
Connector Cap
630
Hexagon Nut with Frange (M4)
568
Belt Driven Pulley Mounting Plate
631
Retaining Ring E (3)
569
Adjustment Lever
632
Retaining Ring E (4)
570
Shaft Holder Ring
633
Retaining Ring E (6)
571
Carriage Motor Gear Cover
634
Cable Clip
572
Top Dege Holder Arm (Left)
635
Ferrite Clanp
573
Paper Eject Guide Plate Spring
636
CCS (M3X8)
574
Top Edge Holding Transmission Gear
637
CB (M2.5X4)
575
Top Edge Holder Motor Cover
638
Wire Band
576
Top Edge Sensor Spring
639
SCC(P) (M3X6)
577
Top Edge Holder Motor Cable
640
SCC(P) (M3X 12)
578
Platen Shaft Holder (Left)
641
CBS(F) (M3X6)
579
Paper Feed Reduction Gear
642
Ferrite Clamp
580
Tractor Transmission Gear
643
Ferrite Clamp
581
Tractor Transmission Gear Spring
644
Ferrite Clamp Base
582
Paper Release Lever
583
Paper Feed Motor
584
Trriger Lever Assembly
585
Trriger Lever Spring
586
Paper End Sensor Cable
587
Paper Holding Spring
588
CSF Sensor
589
Top Edge Holder Motor
590
Discharged Ink Tube
591
Paper Feeding Reductiongear
592
Home Position Sensor
593
Head Adjustment Bush
594
Support Frame
595
Pump Cover
596
Base Rubber
597
Wire Edging
598
Stopper Rubber
599
Mini Clamp
600
Wire Clip
601
Edge Saddle
602
CP(P) (M3X6)
603
Cup (M3X12)
604
Cup (M3X5)
605
CB (M2.6X5)
606
CP(P) (M3X8)
607
CBB (M3X12)
609
CCS (M3X6)
610
CCS (M3X10)
611
CB (M2.5X3)
612
CHS (M3X6)
613
Cup (M2X10)
614
CB(N)S (M3X6)
615
CBS (M3X6)
619
Leaf Spring (11)
620
Leaf Spring (15)
621
Leaf Spring (22)

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