MX-M363N, MX-M363U, MX-M503N, MX-M503U (serv.man91). Support against noise (buzzing) generated by the LSU PWB. - Sharp Copying Equipment Technical Bulletin (repair manual)

mx-m363n, mx-m363u, mx-m503n, mx-m503u (serv.man91) technical bulletin

Model: MX-M363N MX-M363U MX-M503N MX-M503U (serv.man91)
Pages: 2 Few pages! See other manuals at the bottom of the first or last page.
Size: 21.88 KB
Type: PDF
Document: Technical Bulletin
Brand: Sharp
Device: Copying Equipment / Support against noise (buzzing) generated by the LSU PWB.
File: mx-m363n-mx-m363u-mx-m503n-mx-m503u-sm91.pdf
Date: 2018-11-20

Next: Sharp MX-M363N / MX-M363U / MX-M503N / MX-M503U (serv.man92) Technical Bulletin

Read Sharp MX-M363N / MX-M363U / MX-M503N / MX-M503U (serv.man91) Technical Bulletin online

 
 
 
Sharp Electronics (UK) Ltd., Technical Services Group
 
 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1. Model Name: 
MX-M283N/M363N/M363U/M453N/M453U/M503N/M503U 

 
2. Symptom:    In some cases, the condenser that uses the LSU PWB can create a buzzing noise. 

 
3. Description:  The operating voltage of the condenser that uses the LSU PWB has been changed 
from "10 WV" to "6.3 WV", resulting in the resistance suppressing the generated 
noise. 
 
4. Action:           From September 2010 production 
5. Parts Action: 
 
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-M283N 
ALL 
20-17 
DUNT-8269DS13 DUNT-8269DS19 
CA 
1 
LSU unit 
2010/9 3 
MX-M363N DUNT-8269DSZZ 
DUNT-8269DS20 
MX-M363U DUNT-8384DSZZ 
DUNT-8384DS20 
BZ 
MX-M453N DUNT-8269DS11 
DUNT-8269DS21 
CA 
MX-M453U DUNT-8384DS11 
DUNT-8384DS22 
BZ 
MX-M503N DUNT-8269DS12 
DUNT-8269DS22 
CA 
MX-M503U DUNT-8384DS12 
DUNT-8384DS23 
BZ 
MX-M283N 
20-18 
CPWBX1875DS51 CPWBX1875DS61 
BM LSU 
PWB 
MX-M363N CPWBX1875DS52 
CPWBX1875DS62 
MX-M363U CPWBX1875DS58 
CPWBX1875DS65 
MX-M453N CPWBX1875DS53 
CPWBX1875DS63 
MX-M453U CPWBX1875DS56 
CPWBX1875DS67 
MX-M503N CPWBX1875DS54 
CPWBX1875DS64 
MX-M503U CPWBX1875DS57 
CPWBX1875DS68 
<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. 
SUPPORT AGAINST NOISE (BUZZING) 
GENERATED BY THE LSU PWB. 
TECHNICAL BULLETIN 
Date:  
22
nd
 October 2010 
Model:  
MX-M283/363/453/503
 
Ref.:  
27 
Colour:  
White 
Page: 
1 of 1 

 
Sharp Electronics (UK) Ltd., Technical Services Group

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Here you can read online and download Sharp MX-M363N / MX-M363U / MX-M503N / MX-M503U (serv.man91) Technical Bulletin in PDF. MX-M363N / MX-M363U / MX-M503N / MX-M503U (serv.man91) technical bulletin will guide through the process and help you recover, restore, fix, disassemble and repair Sharp MX-M363N / MX-M363U / MX-M503N / MX-M503U (serv.man91) Copying Equipment. Information contained in service manuals typically includes schematics / circuit diagrams, wiring diagrams, block diagrams, printed wiring boards, exploded views, parts list, disassembly / assembly, pcb.

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MX-M363N / MX-M363U / MX-M503N / MX-M503U (serv.man91) Service Manuals

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