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EPSON ActionPC/ActionTower 7000 series (including ActionTower 8400)

System Board Components

The diagram below illustrates the components on the system board for the ActionPC/ActionTower 7000 series

(including

ActionTower 8400). The table following it describes these components.

parallel

serial 2

serial 1

mouse

keyboard

VGA port

device port

Port

JP12, 13, 14, 15

JP11

SVGA feature
connector

vi&o
memory

sockets

JP17

sockets

U39

U34 U32

U44 U40

JP5

JP1,2,3

processor

JP19 to 29

JP7,8,9

memory

sockets

4 ActionPC/ActionTower 7000 series (including ActionTower 8400) 10/30/95

Summary of Contents for ActionPC 7000 Series

Page 1: ...m the MS DOS prompt speed selectable by pressing Ctrl Alt slow or Ctrl Alt fast 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 a flash memory device on system board 1MB DRAM on main system board expandable to...

Page 2: ... drive types Hard disk drive types Other devices Keyboard Mouse SETUP Program System security Virus protection Slimline Internal mount One 3 5 inch wide one inch high drive Externally accessible mounts One 3 5 inch wide one inch high drive and two 5 25 inch wide half height drives Tower Front internal mount One 3 5 inch wide one inch high drive Rear internal mounts Two 3 5 inch wide one inch high ...

Page 3: ... 140 F Humidity non condensing Altitude 5 to 32 C 20 to 60 C 20 to 90 10 to 90 330 to 9 900 ft 330 to 39 600 ft 100 to 3 000 m 100 to 12 000 m Jumper Settings Off for DX4 3x 2 3 for DX2 2X Miscellaneous jumper settings Jumper number JP4 JP5 Jumper setting 1 2 2 3 1 Off lOtI Function Selects 5V flash memory Selects 12V flash memory 1 EPROM I Enables PCI IDE controller JP11 JP12 1 2 On off 1 2 l Dis...

Page 4: ...series including ActionTower 8400 The table following it describes these components parallel serial 2 serial 1 mouse keyboard VGA port device port Port JP12 13 14 15 JP11 SVGA feature connector vi o memory sockets JP17 1 11 I sockets Kl U39 U34 U32 flm U44 U40 JP5 JP1 2 3 I processor JP19 to 29 JP7 8 9 7 memory sockets 4 ActionPC ActionTower 7000 series including ActionTower 8400 10 30 95 ...

Page 5: ...mputer comes with 8MB of memory using SIMMs By installing additional SIMMs you can increase the amount of memory up to 128MB There are four SIMM sockets on the main system board and each can contain one memory module You can install 1MB 2MB 4MB 8MB 16MB and 32MB SIMMs The sockets are labeled on the main system board The following table shows the recommended SIMM configurations Do not install SIMMs...

Page 6: ...pixel l Non interlaced and Interlaced l Interlaced External Cache You can install 128KB 256KB 512KB or 1MB 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 or 64K 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 each bank contains four cache memory sockets Cac...

Page 7: ... System Memory Map Address range FE0000h FFFFFFh 100000h FDFFFFh 0E0000h 0FFFFFh 0C8000h 0DFFFFh 0C0000h 0C7FFFh 1 Function 1 128KB duplication of ROM BIOS stored at 0E0000h 0FFFFFh System extended memory 128MB maximum 128KB ROM BIOS Adapter ROM BIOS Video ROM BIOS IDE hard disk drive jumper settings Model number 1 Single drive 1 Master drive 1 Slave drive 0A0000h 0BFFFFh 1 128KB video memory 0000...

Page 8: ...pin assignments J16 Active low logic Keyboard and mouse connector pin assignments J3 and J10 Pin Signal Pin Signal 1 Data 4 Vcc 2 NC 5 clock 3 Ground 6 NC HDD LED connector pin assignments J7 Pin I Signal IPin Signal 1 lRed 12 1 White l All odd numbered pins are grounds 8 ActionPC ActionTower 7000 series including ActionTower 8400 10 30 95 ...

Page 9: ...ctor pin assignments 12 D12 26 Ground 40 Ground 13 D2 27 IOCHRDY 14 D13 28 BALE Active low logic Option card riser board connector pin assignments l Active low logic SIMM socket connector pin assignments IA9 I D Q 2 4 168 I PD2 Active low logic l Active low logic 10 30 95 ActionPC ActionTower 7000 series including ActionTower 8400 9 ...

Page 10: ...type by selecting User as the type and entering the drive s parameters Software Problems Q 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 Cl When running a software package that uses ...

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