Sharp XE-A1BT Service Manual page 8

CHAPTER 4. HARDWARE DESCRIPTION & OPERATION PRICIPLE
1. OUTLINE
CPU
PRINTER
EU/Oceania/Asia/
Rolling up
ME/Africa
SRAM
ROM For Program
DISPLAY
Display EU/Oceania/Asia/
digits ME/Africa
KEY
Mode S/W
USB
SD
DRAWER
I/F
RS232
EFT
POWER SUPPLY
MEMORY BACK UP
BATTERY
OPTIONAL
OPERATION BATTERY
DRAWER
XE-A107
8bit MASK CPU
uPD780023AGC *4.19MHz
MASK ROM Built in (For Program)
58mm Print wheel type
Yes
None
MASK ROM in CPU
7segments LED
9 digits
Normal KEY: 30key
5 steps rotary type
None
None
1port (For Standard drawer only. There is no optional drawer port)
None
None
AC adapter for XE-A107
LR6 (AA size)
None
Standard: 1 unit
4-1
XE-A137,XE-A147
32bit CPU
MB9AF116N *16MHz
FLASH ROM Built in (For Program)
58mm Thermal Printer
None
1Mbit(128kByte x8)
FLASH ROM in CPU
1slot
1port ( for XE-A147)
AC adapter for XE-A137or XE-A147
Option: XE-A1BT (XE-A147only)