DOWNLOAD Sharp DOS HOSPITALITY (serv.man48) Service Manual ↓ Size: 535.36 KB | Pages: 11 in PDF or view online for FREE

Model
DOS HOSPITALITY (serv.man48)
Pages
11
Size
535.36 KB
Type
PDF
Document
Service Manual / Technical Bulletin
Brand
Device
EPOS / UP5700-004 Changes to the Main and CPU PWB
File
dos-hospitality-sm48.pdf
Date

Sharp DOS HOSPITALITY (serv.man48) Service Manual / Technical Bulletin ▷ View online

 2-1. Discontinuance of the CPU temperature detecting circuit (1). 
1.Model Name:
UP-5700
2.General:
The redundant CPU temperature detecting circuit of the CPU PWB has been
discontinued.
3.Description:
Changed parts:
Ref. No.
Parts Code
Description
C2
VCKYTV1HB103K
Discontinued
C3
VCKYTV1HB103K
C4
VCKYTV1HF104Z
IC5
VHIKIA555F/-1
IC6
VHILM334S8/-1
R17
VRS-TS2AD202J
R18
VRS-TS2AD221J
There is no problem whether or not the parts listed above are packaged or not.
4.Action:
For production: From March 1998 production.
5.Other:
Attached supplementary documents: Circuit diagrams of the changed section.
 2-2. Change carried out in the CPU PWB (2). 
1.Model Name:
UP-5700
2.General:
An OS capacitor has been packaged in the 2.9 V power supply line of the CPU PWB. 
In accordance with this, the redundant OS capacitor on the main PWB side has been
discontinued.
3.Description:
C18 (RC-EZ1572RC01) of the main PWB has been discontinued.
4.Action:
For field: No field action is necessary.
For production: From December 1997 production.
5.Other:
Attached supplementary documents: Circuit diagrams of the changed section, Figure 3.
2/11
 2-3. Change carried out in the CPU PWB (3). 
1.Model Name:
UP-5700
2.General:
A change has been carried out in the CPU PWB. This action has been carried out as a
measure to improve productivity concerning the finishing operations on the added
capacitor.
3.Description:
A change has been carried out in the CPU PWB. The PWB version has been changed
from X7550BH-70 to X7550BH-83. Details of the content of the change are as follows.
<1> C59: 150 
µ
F / 6.3 V
Added PWB pattern
<2> C60: 1000 pF
Added PWB pattern
4.Action:
For production: Running change from March 1998 production.
5.Other:
Attached supplementary documents: PWB silk screening of the changed section,
Figure 4.
 2-4. Change carried out in the CPU PWB (4). 
1.Model Name:
UP-5700
2.General:
A change has been carried out in the pattern of the CPU PWB. This action has been
carried out as a measure to improve productivity of the finishing operations on the
added jumper wire.
3.Description:
A change has been carried out in the CPU PWB. The PWB version has been changed
from X7550BH-83 to X7550BH-84. The finishing operations on the added jumper wire
have been discontinued.
4.Action:
For production:
<1> UP-5700 : Running change carried out from August 1998 production.
5.Other:
Attached supplementary documents: PWB pattern of the changed section, Figure 5.
3/11
4/11
Fig. 1
5/11
Fig. 1
Page of 11
Display

Sharp DOS HOSPITALITY (serv.man48) Service Manual / Technical Bulletin ▷ Download

  • DOWNLOAD Sharp DOS HOSPITALITY (serv.man48) Service Manual ↓ Size: 535.36 KB | Pages: 11 in PDF or view online for FREE
  • Here you can View online or download the Service Manual / Technical Bulletin for the Sharp DOS HOSPITALITY (serv.man48) in PDF for free, which will help you to disassemble, recover, fix and repair Sharp DOS HOSPITALITY (serv.man48) EPOS. Information contained in Sharp DOS HOSPITALITY (serv.man48) Service Manual / Technical Bulletin (repair manual) includes:
  • Disassembly, troubleshooting, maintenance, adjustment, installation and setup instructions.
  • Schematics, Circuit, Wiring and Block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Exploded View and Parts List.