ER-A470 (serv.man12). EPROM Change to Mask ROM — Sharp ECR Technical Bulletin (repair manual)

Model
ER-A470 (serv.man12)
Pages
1 Few pages! See other manuals at the bottom of the first or last page.
Size
7 KB
Type
PDF
Document
Technical Bulletin
Brand
Device
ECR / EPROM Change to Mask ROM
File
er-a470-sm12.pdf
Date

View Sharp ER-A470 (serv.man12) Technical Bulletin online

CHANGE OF THE P-ROM FOR ER-A460 & ER-A470 TO THE
MASK ROM
 [Parts changes]
CHANGE OF THE P-ROM FOR ER-A460 & ER-A470 TO THE MASK ROM
1) Model name:
ER-A460/A470
2) General:
The P-ROM will be changed to the MASK ROM for better productivity.
3) Action:
((For production))
From Sept. 1996 production
4) Parts change:
Date :
Model :
Ref :
Colour Code :
Page 1 
10th October 1996
ERA470
A470-008
White
ELECTRONIC CASH REGISTER
TECHNICAL BULLETIN
Sharp Electronics (UK) Ltd, Technical Support Group
Ref
No.
Model
name 
Version
P/G No.
Current parts
New parts
Parts name
Effec-
tive
time
Inter-
change-
ability
Note
Parts code
Parts code
Price
rank
3
ER-A460
ER-A470
U & A version
6  - 64
VHI27020RAT1B
VHILH532K63-1
AT
ROM
Sep. ’96
1
V version
VHI27020RAU1B
VHILH532K64-1
AT
<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.
Display

Download Sharp ER-A470 (serv.man12) Technical Bulletin

Here you can view online or download Sharp ER-A470 (serv.man12) Technical Bulletin in pdf. This Technical Bulletin can help you recover, restore, fix, disassemble and repair Sharp ER-A470 (serv.man12) ECR. Information contained in Sharp ER-A470 (serv.man12) service manual (repair manual) typically includes:

  • Disassembly, troubleshooting, programming, maintenance, remote, adjustment, installation and setup instructions.
  • Schematics, wiring and block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Parts list (bill of materials).