CD-DP2500 (serv.man31). Change of capacitors to improve signal to noise ratio at maximum volume level - Sharp Audio Technical Bulletin (repair manual)

cd-dp2500 (serv.man31) technical bulletin
Model
CD-DP2500 (serv.man31)
Pages
2 Few pages! See other manuals at the bottom of the first or last page.
Size
54.24 KB
Type
PDF
Document
Technical Bulletin
Brand
Device
Audio / System / Change of capacitors to improve signal to noise ratio at maximum volume level
File
cd-dp2500-sm31.pdf
Date

Read Sharp CD-DP2500 (serv.man31) Technical Bulletin online

AUD2002 05 07
Month of Issue:  
May 2002
        
Classification: 
White
AUDIO TECHNICAL BULLETIN
Page 1 of 2
Sharp Electronics (UK) Limited
Reference EAA1161
Revision  1
White – Carry out as required
Yellow – Carry out as required and whenever the unit comes in for service
 Red – Carry out on all units
MODELS
CDDP2500H
CDPC3500H
REASON
Improvement of the signal to noise ratio at maximum volume level
ACTION
Change the values of C901, C902, C911, C912, C930, C931, C943 and C944 as
below.
CDPC3500H
1.  C901, C911, C930 and C943 value changed from 47pF to 820pF.
2.  C902, C912, C931 and C944 value changed from 15pF to 3pF.
CDDK2500H
1.  C901 and C911 value changed from 47pF to 820pF.
2.  C930 and C943 value changed from 220pF to 820pF.
3. 
C902, C912 and C944 value changed from 15pF to 3pF
.
Please update your Service Manual with the part numbers shown below.
REF NO
DESCRIPTION
PART NUMBER
PRICE CODE
C901
820pF, 50v
VCKYPA1HB821K
AA
C902
3pF, 50V
VCCSPA1HL3R0C
AA
C911
820pF, 50v
VCKYPA1HB821K
AA
C912
3pF, 50V
VCCSPA1HL3R0C
AA
C930
820pF, 50v
VCKYPA1HB821K
AA
C943
820pF, 50v
VCKYPA1HB821K
AA
C944
3pF, 50V
VCCSPA1HL3R0C
AA
AUD2002 05 07
Month of Issue:  
May 2002
        
Classification: 
White
AUDIO TECHNICAL BULLETIN
Page 2 of 2
Sharp Electronics (UK) Limited
Reference EAA1161
Revision  1
White – Carry out as required
Yellow – Carry out as required and whenever the unit comes in for service
 Red – Carry out on all units
Figure 1: Schematic Diagram Power Amplifier Section - CDPC3500
Figure 2:Schematic Diagram Power Amplifier Section - CDDK2500H
Page of 2
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Download Sharp CD-DP2500 (serv.man31) Technical Bulletin

Here you can read online and download Sharp CD-DP2500 (serv.man31) Technical Bulletin in PDF. CD-DP2500 (serv.man31) technical bulletin will guide through the process and help you recover, restore, fix, disassemble and repair Sharp CD-DP2500 (serv.man31) System. Information contained in service manuals typically includes schematics / circuit diagrams, wiring diagrams, block diagrams, printed wiring boards, exploded views, parts list, disassembly / assembly, pcb.