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TECHNICAL BULLETIN 

 
 
 

 

Sharp Electronics (UK) Ltd., Technical Services Group

CCE-794 

  MX3500N – MX4500N – MX3501N – MX4501N (MX270B2/450U2) 

 
2. Description: 

Depending on the conditions and the amount of ozone damage, because the beaded part of 
the 2nd transfer belt can become cracked, the 2nd transfer belt has been changed to the same 
belt from another model whose belt is more resistant to cracking. 

 

 

Ref. 

No. 

Model 

name 

Version P/G No. 

Current parts 

New parts 

Price

rank

Q'ty Parts 

name 

Effective 

time 

Inter- 

change- 

ability 

Parts code 

Parts code 

1 

MX-1800N 
MX-2300N 
MX-2700N 

ALL 

30-21 

NBLTH0461FCZZ NBLTH0534FCZZ BD 

1 

2nd transfer belt 

2010/6 3 

29-901 
30-901 

DUNT-7467DS11 

DUNT-7467DS18 

BR 

2nd transfer unit 

MX-3500N 
MX-3501N 
MX-4500N 
MX-4501N 

29-21 

NBLTH0461FCZZ NBLTH0534FCZZ 

BD 

2nd transfer belt 

28-901 
29-901 

DUNT-7467DS15 

DUNT-7467DS19 

BR 

2nd transfer unit 

<Interchange> 

1. Interchangeable. 

4. Not interchangeable. 

2. Current type can be used in place of new type. 

New type cannot be used in place of current type. 

5. Interchangeable if replaced with same types of  

related parts in use. 

3. Current type cannot be used in place of new type. 

New type can be used in place of current type. 

6. Others. 

Parts marked with "

" is important for maintaining the safety of the set. Be sure to replace these parts with 

specified ones for maintaining the safety and performance of the set.