Chapter 1. Er-A570 Srn (In-Line) System Configuration - Sharp ER-A57R1 Service Manual

CHAPTER 1. ER-A570 SRN (IN-LINE) SYSTEM CONFIGURATION

The ER-A570 in-line system conforms to the SHARP Retail Network
that consists of a master and a maximum of 15 satellites (inclued the
one backup master).
ER-03DW
Drawer (max.3 units)
ER-03RP or
ER-04RP
Kitchin printer
NOTE:
Master :
Satellite:
ER-03RP/04RP:
Satellite+ER-03RP/04RP: Max.15 units
CHAPTER 2. HARDWARE REQUIREMENTS
1. Master System
The following optional units are required to complete the master
system configuration.
The master may require additional RAM for allocating the IRC files.
1) ER-A6IN: SRN I/F control board
2) ER-01RA: Option RAM chip (32KB)
ER-02RA: Option RAM chip (128KB)
ER-01MB: Option RAM board (Max. 512K bytes)
ER-02MB: Option RAM board (1M bytes)
3) ER-A57R1: Option device control ROM (1 chip)
•
The ROM chip (ER-A57R1) is installed on the main PWB of ER-
A570.
Master
ER-A570
ER-A6IN
Sharp
Retail
Network
1 unit
Max. 15 units
Max. 9 units
ER-01MB/02MB
ER-A5RS
Modem/NCU
ER-01RA/02RA
ER-A57R1
Backup master
ER-A6IN
ER-A57R1
ER-01RA/
ER-02RA
Satellites
ER-A6IN
ER-A57R1
ER-01RA/
ER-02RA
Fig. 1-1
2. Satellite system (inclued the backup
master)
The following optional units are required to complete the Satellite
systems configuration.
The satellite may require additional RAM for allocating the IRC files.
1) ER-A6IN: SRN I/F control board
2) ER-01RA: Option RAM chip (32KB)
ER-02RA: Option RAM chip (128KB)
ER-01MB: Option RAM board (Max. 512K bytes)
ER-02MB: Option RAM board (1M bytes)
3) ER-A57R1: Option device control ROM (1 chip)
•
The ROM chip (ER-A57R1) is installed on the main PWB of ER-
A570.
1 ™ 2
HOST
ER-01MB/02MB
ER-A570
ER-01MB/02MB
ER-A570