GENERAL (serv.man65). Drawer Lock causes Drawer NOT to Open - Sharp ECR Technical Bulletin (repair manual)

general (serv.man65) technical bulletin
Model
GENERAL (serv.man65)
Pages
1 Few pages! See other manuals at the bottom of the first or last page.
Size
14.65 KB
Type
PDF
Document
Technical Bulletin
Brand
Device
ECR / Drawer Lock causes Drawer NOT to Open
File
general-sm65.pdf
Date

Read Sharp GENERAL (serv.man65) Technical Bulletin online

DEFECTIVE DRAWER LOCK UNIT
 [Parts changes]
1. Model name:
ER-A6DW/03DW/A170/A250/A430/A460/A470/A510S/A550S/A570/A610/A650/1911S
ER-1921S/1970
2. General:
This is to inform you how to solve the problem of the drawer not closing.
3. Phenomenon:
The drawer will not close.
4. Cause:
Uneven processing to harden the open lever can lead to the open lever becoming worn.
This part is
chipped.
Open lever
Date :
Model :
Ref :
Colour Code :
Page 1 
10th October 1996
ERGEN
GEN-142
White
ELECTRONIC CASH REGISTER
TECHNICAL BULLETIN
Sharp Electronics (UK) Ltd, Technical Support Group
5. Action:
((Description))
The hardened distance from the surface will be improved so that the open lever will be harder.
Current
Improved
Quenching method
Nitriding
Gas carburizing
Hardness
500HV
600~650HV
Quenching depth
0.015mm
0.3mm
"HV" is the measuring unit of Vickers hardness.
(For the field)
Exchange the unit if the problemoccurs.
(For production)
Running change from the middle of Nov. 1995 production

Download Sharp GENERAL (serv.man65) Technical Bulletin

Here you can read online and download Sharp GENERAL (serv.man65) Technical Bulletin in PDF. GENERAL (serv.man65) technical bulletin will guide through the process and help you recover, restore, fix, disassemble and repair Sharp GENERAL (serv.man65) ECR. Information contained in service manuals typically includes schematics / circuit diagrams, wiring diagrams, block diagrams, printed wiring boards, exploded views, parts list, disassembly / assembly, pcb.