ELECTRONIC
CASH REGISTER
MODEL
ER-A220
(For "V" version)
SRV Key : LKGIM7113RCZZ
PRINTER : LTP-1245
CAUTION
EXTREME CAUTION MUST BE TAKEN WHEN SERVICING THIS MACHINE. EVEN THOUGH
THE MODE SWITCH IS IN THE OFF POSITION, VOLTAGE IS STILL SUPPLIED TO THE EN-
TIRE MACHINE.
WHEN WORKING ON THIS MACHINE MAKE SURE THAT THE POWER CORD IS REMOVED
FROM THE WALL OUTLET.
CHAPTER 1. SPECIFICATIONS .................................................................1 - 1
CHAPTER 2. OPTIONS ...............................................................................2 - 1
CHAPTER 3. SERVICE (SRV) MODE.........................................................3 - 1
CHAPTER 4. HARDWARE DESCRIPTION ................................................4 - 1
CHAPTER 5. TEST FUNCTION ..................................................................5 - 1
CHAPTER 6. DOWN LOAD FUNCTION .....................................................6 - 1
CHAPTER 7. SERVICE PRECAUTION.......................................................7 - 1
CHAPTER 8. IPL (Initial Program Loading) FUNCTION .............................8 - 1
CHAPTER 9. INSTALLATION OF OPTIONS ..............................................9 - 1
CHAPTER 10. CIRCUIT DIAGRAM & PWB LAYOUT ...............................10 - 1
PARTS GUIDE
CONTENTS
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 CORPORATION
This document has been published to be used
for after sales service only.
The contents are subject to change without notice.
SERVICE MANUAL
