Oki ML 520-1 User Manual

ML 520/1

ML520/1

Figure 11-1 Upper Cover Assy

No. Part No. Description Q'ty Q'ty Req. Remarks

1. 1PP4094-6501 P4 Upper cover (N) 1 2 For 520 1PP4094-7201 P4 Upper cover (W) 1 2 For 521

2. 1PA4094-7305G2 Sheet guide assy (N) 1 2 For 520 1PA4094-7308G2 Sheet guide assy (W) 1 2 For 521

3. 2PA4094-7381G1 Access cover assy (N) 1 4 For 520 2PA4094-7382G1 Access cover assy (W) 1 4 For 521

C – 3

ML 520/1

ML520/1

No. Part No. Description Q'ty Q'ty Req. Remarks

1. 2PP4094-6507P3 Platen Knob 1 1

2. 2PP4094-6506P2 Cover (B) for card slot 1 1

3. 4YA4042-1515G301 Control board 1 9 without

4. 4YA4042-1516G2 Operator panel board 1 3

5. 3PP4025-3670G2 Operation panel 1 2

6. 3Y54011-1265P1 AC cord for 23OV 1 1 Continental

7. 3Y54011-1268P1 AC cord for 24OV 1 1 U K type

Figure 11-2 Printer general assy

(FJIM) ROM

4YA4042-1528G401 Control board 1 9 Without

(FJUK) ROM

for UK production

(LEOP-2)

8. 4YA4023-2801G1 Print head assy 1 10

9. 4PP4025-3621P1 Cord clamp 1 1

10. 542A1173C0801 CIRCUIT PROTECTOR 1 10 540A2062T2102 Fuse for 218001.0 1 10 For 230/240V

(25OV 1.OA)

11. 4Y84049-7031P1 Transformer 1 2

(520 230/24OV)

4YB4049-7031P2 Transformer 1 2

(521 230/24OV)

12. 4YB4021-1144P1 Filter board 1 1 For 230V 4YB4021-1144P2 Filter board 1 1 For 240V 4YB4021-1143P1 Filter Board For 110V

C – 5

ML 520/1

44

13B

13A

ML520/1

No. Part No. Description Q'ty Q'ty Req. Remarks

1. 3PA4025-3302G1 Main frame (N) 1 2 For 520

2. 3PP4025-3315P1 Bottom paper end 1 1

3. 4PP4025-3316P1 Front pressure spring 3 2

4.' 4PP4025-3324P1 Front pressure 2 1 For 521

5. 4PP4025-3317P1 Front roller holder 3 6 (520) 8 (521)

6. 4PP4025-3325P1 Front pressure roller 3 6 (520) 8 (521)

7. 3PP4025-3318P1 Front release gear shaft 1 2 For 520

8. 1PP4025-3319P2 Paper pan (N) 1 2 For 520

Figure 11-3 Printer unit

3PA4025-3502G1 Main frame (W) 1 2 For 521

lever

spring(W)

(N)

3PP4025-3505P1 Front release gear shaft 1 2 For 521

(W)

1PP4025-3506P2 Paper pan (W) 1 2 For 521

9. 3PP4025-3320P1 Leaf spring (N) 1 2 For 520 3PP4025-3507P1 Leaf spring (W) 1 2 For 521

10. 3PP4025-3322P1 Bottom sensor lever 1 2

11. 3PP4025-3321P1 Rear sensor lever 1 1

12. 4PP4025-3323P1 Sensor lever for cut 1 1 sheet & continuous sheet

13. 3PA4025-3330G1 Tractor assy (N) 1 2 For 520

3PA4025-3330G2 Tractor assy (W) 1 2 For 521 13a 4PA4025-3333G1 Push tractor assy Left 13b 4PA4025-3331G1 Push tractor assy Right

14. 4PP4025-3340P1 Change gear 1 2

15. 3PP4025-3341P1 Tractor gear 1 2

16. 3PP4025-3346G1 Pressure spring (N) 1 2 For 520 3PP4025-3511G1 Pressure spring (W) 1 2 For 521

17. 4PP4025-3350P1 Front release gear arm 1 2

18. 4PP4025-3351P1 Switch lever 1 1

(cut sheet & continuous sheet)

C-7

ML520/1

No. Part No. Description Q'ty Q'ty Req. Remarks

19. 3PP4025-3352P1 Release cam 1 2

20. 4PP4025-3353P1 idle gear 1 2

21. 2PP4025-3354P3 Change lever 1 2

22. 3PP4025-3355P1 Reset spring 1 2

23. 3P84025-3356P1 LF connection cord 1 3

24. 3P84025-3357P2 LF motor assy 1 4

25. 3PA4025-3360G2 Paper chute assy (N) 1 2 For 520 3PA4025-351 SG2 Paper chute assy(W) 1 2 For 521

26. 3P84025-3364P1 Rear pressure roller (N) 1 2 For 520 3PB4025-3517P1 Rear pressure roller (W) 1 2 For 521

27. 3PA4025-3370G1 Platen assy (N) 1 3 For 520 3PA4025-3370G2 Platen assy (W) 1 3 For 521

28. 3PP4025-3376P1 Space rack(N) 1 3 For 520 3PP4025-3522P1 Space rack(W) 1 3 For 521

29. 4P84025-3377P1 Tension spring for. 1 1

space rack

30. 4PP4025-3378P1 Guide rail FG SP(L) 1 1

31. 3PP4025-3379P1 Guide rail(N) 1 1 For 520 3PP4025-3523P1 Guide rail(W) 1 1 For 521

32. 3PP4025-3380P1 Adjust cam 1 1

33. 4PP4025-3381P1 Carriage shaft(N) 1 1 For 520 4PP4025-3381P2 Carriage shaft(W) 1 1 For 521

34. 4PA4025-3382G1 Support protector assy 1 3

35. 4PB4025-3385P1 Support protector reset 1 2

spring

36. 3PP4025-3386P1 FG plate (R) 1 1

37. 3PA4025-3387G1 FG plate (L) assy 1 1

38. 3PA4025-3440G2 Pull-up roller assy (N) 1 2 For 520 3PA4025-3530G2 Pull-up roller assy (W) 1 2 For 521

39. 4PP4025-3365P1 Lock spring 1 1

40. 4PP4042-1529G1 Core with adhesive 1 2

tape

41. 3PB4055-2893P1 Gear LF, idle 1 4

44 4PA4025-3373G1 Platen Gear Assy 1 4

C-8

ML 520/1

ML520/1

No. Part No. Description Q'ty Q'ty Req. Remarks

1. 4PP4025-3394G1 Carriage frame set 1 2

2. Use Assembly below

3. 4PA4025-3718G1 Back up roller holder Assy. 1 2

4. 4PP4025-3398P1 Guide roller 1 2

5. 3PP4025-3399P1 Guide roller holder 1 2

6. 4YA4025-3250G1 space motor assy 1 4

7. 2PU4007-1193P1 Carriage cable(N) 1 5 For 520

8. 224A1285P0400 PC connector 1 2

9. 3PA4025-3406G1 Gear case assy 1 3

Figure 11-4 Carriage option assy

2PU4007-1193P2 Carriage cable(W) 1 5 For 521

10. 3PP4025-3431P1 Head clamp 1 1

11. 3PP4025-3430P1 Ribbon protector 1 2

12. 4PP4025-3397P1 Back-up roller holder 1 1 spring

13. 4PP4025-3401P1 Guide roller spring 1 1

14. 4PP4025-3433P1 Connector holder (L) 1 1

15. 4PP4025-3434P1 Connector holder (R) 1 1

C - 1 0

ML 520/1

ML520/1

No. Part No. Description Q'ty Q'ty Req Remarks

1. 4PA4025-3608G1 Pull and bottom 1 2

2. 4PA4025-3603G1 Pull and bottom 1 2

3. 2PP4094-7383G1 Tractor cover assy(N) 1 3 For 520

4. 2PA4094-6510G4 Bottom push stand(L) 1 2

5. 2PA4094-6510G3 Bottom push stand(R) 1 2

6. 4PP4094-7385G1 Paper knife(N) 1 1 For 520

Figure 11-5 Option spare parts

tractor assy(L)

tractor assy(R)

2PP4094-7384G1 Tractor cover assy(W) 1 3 For 521

4PP4094-7386G1 Paper knife(W) 1 1 For 521

7. SIF 300 LXHI-PCB (RS 232C I/F) 1 3

8. 4YA4021-1102G3 LXHA-PCB (RS 422A I/F) 1 3

C- 12

Oki ML 520-1 User Manual

Specifications and Main Features

Frequently Asked Questions

User Manual