ROM BLOCK
DRAM BLOCK
Engine I/F BLOCK
Bi-Parallel I/F BLOCK
Apple Talk & RS232C I/F BLOCK (Option)
Flash memory BLOCK
(Japanese version PS standard, EX option)
B. Hardware
(1) Specifications
CPU
IDT79R3081/54MHz
ASIC
IDT79R3710, IDT79R3741
Memory
Base ROM
4MB
PCL5E
Extended
ROM
(Flash
memory)
8MB
PPOS, PS2, Font
DRAM
Standard 24MB
(8MB + SIMM 16MB)
Extended SIMM 1 slots
(16MB SIMM support)
EEPROM
256Byte (serial type)
Emulation
PowerPage Level 2/PCL5E
Peripherals
Engine I/F (Debug/diag)
(RS232C for command/status and video signal I/F)
Bi-directional parallel I/F (standard, IEEE-P1284)
AppleTalk & RS232C card (External I/O option)
Ethernet card (External I/O option)
Font
PS2
35 Type1 font
PCL5CE
1 True Type fonts
44 Micro Type fonts
1 bitmap font
Operation
Panel
1 LCD (16chars.
×
1line)
4 LED
8 Switches
AD bus
DATA bus
Address bus
A21-2
FCT162245
FCT162373
16Mbit
ROM x 2
D31-0
DRAM address
DRAM module
16MByte x 2
DATA bus
FCT162827
FCT162827
DRAM
8MByte
D31-0
IO DATA bus
Control signal
AM85C30
MAX232
LS244
CMD/STS signal
Video I/F signal
Debug connector
Engine I/F
connector
Control signal
FCT52
LS245
LS 244
Control signal
Bi-Parallel I/F
connector
IDT79R3741
IO DATA bus
IO DATA
FIFO
LS245
Control Logic
Control sigunal
AM85C30
26LS31
26LS32
MAX232
RS232C
I/F connector
LocalTalk
I/F connector
Address bus
DATA bus
16Mbit x 2
16Mbit x 2
Flash Memory
LS139
Control signal
SHARP SERVICE MANUAL JX8200SM [13] ELECTRICAL SECTION
13 – 2
Содержание JX-8200
Страница 201: ...14 2 ...
Страница 202: ...14 3 ...
Страница 203: ...14 4 ...
Страница 204: ...14 5 ...