Chapter 7. Circuit Description - Sharp ER-A770 Manual
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Also See for ER-A770:
- Instruction manual (241 pages) ,
- Dealer knowledge book (29 pages) ,
- Installation manual (10 pages)
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CHAPTER 7. CIRCUIT DESCRIPTION
1. Hardware block diagram
Drawer X 2
Driver
+20V
MCR
Option Display
UP-P16DP or UP-I16DP
RS232 X 2
Driver
Receiver
SRN
VRAM
EDO-DRAM
512KB
CPU
H8/510
G.A.
MPCA8
lsp2032
G.A.
/
OPC2
SRN
Logic
VGAC
MN89303A
LCD Module
QVGA (320 X 240)
Mono
FLASH ROM
2MB
PSEUDO SRAM
1MB
CKDC9
ER-A7RS
ER-A7RS
or
ER-02EF
Inverter
Power
supplay
BIAS
and
Contrast
RAM Connector
SO-DIMM
72pin
Clerk Switch
Keyboard
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