MX-1800N (serv.man79). H4-30 ERROR CAUSED BY INSUFFICIENT CRIMPING AT THE TS-HL MAIN HARNESS FASTEN TERMINAL AT THE TOP OF THE FUSING UNIT - Sharp Copying Equipment Technical Bulletin (repair manual)

mx-1800n (serv.man79) technical bulletin
Model
MX-1800N (serv.man79)
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Technical Bulletin
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Device
Copying Equipment / H4-30 ERROR CAUSED BY INSUFFICIENT CRIMPING AT THE TS-HL MAIN HARNESS FASTEN TERMINAL AT THE TOP OF THE FUSING UNIT
File
mx-1800n-sm79.pdf
Date

Read Sharp MX-1800N (serv.man79) Technical Bulletin online

 
Date:  
2
nd
 November 2009 
Model:  
MX1800N 
Ref.:  
030 
Colour:  
White 
Page:  
1 of 2 
 
 
 
 
 
 
 
TECHNICAL BULLETIN 
 
 
 
 
 
“H4-30” ERROR CAUSED BY INSUFFICIENT 
CRIMPING AT THE TS-HL MAIN HARNESS FASTEN 
TERMINAL AT THE TOP OF THE FUSING UNIT 
 
 
 
 
 
 
 
 
Sharp Electronics (UK) Ltd., Technical Services Group
CCE-728 
 
1. Model Name: 
  MX1800N 
 
2. Symptom:
 
If crimping of the fasten terminal is insufficient for TS-HLMAIN harness, which connects 
between the thermostat at the top of the fusing unit and the lamp electrode, an “H4-30” error 
may occur. 
 
3. Description:
 
To avoid insufficient crimping of the fasten terminal of TS-HL MAIN harness, thinner wires were 
employed for TS-HL MAIN and the number of wires was increased. 
 
- Top of fusing unit 
 
 
 
 
4. Action: 
   
From mid-October 2009 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 
MX-1800N 
MX-2300N 
MX-2700N 
ALL 
32-8 
DHAI-3702FCZ2 DHAI-3702FCZ3 
AD 
TS-HL MAIN 
harness 
2009/10 
Mid 
MX-3500N 
MX-3501N 
MX-4500N 
MX-4501N 
31-17 
<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. 
 
 
 
 
 
Sharp Electronics (UK) Ltd., Technical Services Group
CCE-728 
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Here you can read online and download Sharp MX-1800N (serv.man79) Technical Bulletin in PDF. MX-1800N (serv.man79) technical bulletin will guide through the process and help you recover, restore, fix, disassemble and repair Sharp MX-1800N (serv.man79) 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.