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EPSON ActionPC 7000, ActionTower 7000, Endeavor 486i

System Board Components

The diagram below illustrates the components on the ActionPC 7000/ActionTower 7000/Endeavor 486i board.

The table following it describes these components.

4 - ActionPC 7000, ActionTower 7000, Endeavor 486i 5/19/95

Summary of Contents for ActionPC 7000

Page 1: ...ow is 8 MHz from MS DOS applications speed selectable by keyboard command 4 or 8MB RAM standard using SIMMs expandable to 128MB using 1 2 4 8 16 and 32MB SIMMs SIMMs must be tin plated 72 pin 32 bit fast page mode type with access speed of 70ns or faster 128KB Phoenix system BIOS video BIOS and SETUP code located in Flash ROM on main system board 1MB DRAM on main system board expandable to 2MB usi...

Page 2: ...al Mass Storage Diskette drive types Hard disk drive types Other devices Keyboard Mouse SETUP Program System security Virus protection Slimline Internal mount One 3l inch wide one inch high drive Externally accessible mounts One 3 inch wide one inch high drive and two 5l inch wide half height drives Tower Front internal mount One 3l inch wide one inch high drive Rear internal mounts Two 3 inch wid...

Page 3: ...irements Condition Temperature 1 Operating range 141 t0900F 1Storage range I 4 to 140 F Humidity non condensing Altitude 330 to 9 900 ft 330 to 39 600 ft Jumper Settings Miscellaneous jumper settings Function Enables on board l O controller Disables on board l O controller Selects 5V flash ROM Selects 12V flash ROM EPROM Enables PCI IDE controller Disables PCI IDE controller Clears CMOS memory res...

Page 4: ...eavor 486i System Board Components The diagram below illustrates the components on the ActionPC 7000 ActionTower 7000 Endeavor 486i board The table following it describes these components 4 ActionPC 7000 ActionTower 7000 Endeavor 486i 5 19 95 ...

Page 5: ... U21 UMC UM8881 PCI chipset U5 SMC FDC 37C665 parallel port super l O diskette controller U8 Cirrus Logic GD5430 VGA controller U9 U10 Soldered standard Video RAM U11 Dallas DS 12887 real time clock chip U12 Phoenix system and video BIOS chip U16 U18 Video DRAM expansion sockets U22 CPU U23 27 U35 37 External cache memory sockets 1U30 Cache tag RAM chip SIMM Installation The computer comes with 4 ...

Page 6: ... 600 1024 x 768 1280 x 1024 Memory I Refresh I 60 72 75 18 bits pixel Non interlaced and interlaced Interlaced External Cache You can install 128KB 256KB or 512KB of external cache with 32K x 8 64K x 8 or 128K x 8 15ns or 20ns SRAM DIP chips and one 32K x 8 15ns or 20ns tag chip The computer may already have cache installed You must install cache in one of the configurations in the table below eac...

Page 7: ... port 1 Real time clock Real time clock AvaIlable AvaIlable AvaIlable AvaIlable 1AvaIlable AvaIlable PS12 mouse PS12 mouse IRQ13 IRQ14 IRQ15 Math coprocessor Primary IDE controller Secondary IDE controller System Memory Map Address range FEOOOOh FFFFFFh IOOOOOh FDFFFFh OEOOOOh OFFFFFh OC8000h ODFFFFh OCOOOOh OC7FFFh OAOOOOh OBFFFFh OOOOOOh 09FFFFh Function 128KB dupllcatlon of ROM BIOS stored at O...

Page 8: ...vailable LED connector pin assignments J21 Pin Signal Pin Signal 1 NC 11 Power LED yellow 2 Turbo LED yellow 12 NC 3 Turbo LED white 13 Power LED white 1368 36B Available 378 37F 380 38F 390 393 Parallel printer port 1 Available Available 4 NC 5 NC 6 NC 7 NC 8 NC 14 NC 15 NC 16 NC 17 Speaker red 18 NC 13A0 3AF Available 3B0 3BF 3C0 3CF 3D0 3DF Available Available Available 13F0 3F7 Diskette drive ...

Page 9: ...n assignments and J14 Active low logic Option card riser board connector pin assignments Active low logic ISA option slot connector pin assignments Active low logic SIMM socket connector pin assignments Active low logic 5 19 95 ActionPC 7000 ActionTower 7000 Endeavor 486i 9 ...

Page 10: ...parameters Software Problems 0 When installing a copy protected software package first try the installation at high speed If this does not work properly select low speed by pressing Ctrl Alt on the numeric keypad Try loading the program at low speed and then switching to high speed if possible 0 When running a software package that uses a key disk as its copy protection method try loading it at hi...

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