Alpha Microsystems AM-990 Manual de servicio descargar pdf (Pagina 18)

Page 15AM-990 SBC Computer Service Manual

SW1J20J21

J12

J14J15

J13

W12

J9

J2

J4

J5

J16

U124

BATTERY

U125U126

U128

U127

1

1

1

1

SERIAL

PORT

0

SERIAL

PORT

1

BOOT

SWITCH

VCR

REMOTE

VIDEO

IN

VIDEO

OUT

LINK

50-PIN SCSI

CONNECTOR

POWER CONNECTOR

BOOT PROMS

LOW BYTE

HIGH BYTE

CPU

FLOATING POINT

CO-PROCESSOR

SOCKET

36-PIN FLOPPY

CONNECTOR

FRONT PANEL

DISPLAY

MEMORY

EXPANSION

SSD SOCKET

60-PIN I/O CONNECTORS

W15

W50

W5

W4

W3

W8

W7

W6

232 / 422

232 / 422

W18

REMOTE RESET

JUMPER IN = ENABLED

JUMPER OUT = DISABLED

W17

LINK TERMINATION

JUMPER

JUMPER IN = ENABLED

JUMPER OUT = DISABLED

W13

NTSC

MAC576

J6

J7

J8

W18

W11

1

W1

W9 W2

PAL

2716/2764

W13

NTSC / PAL

W17

J1

W1A

W14

W100

On B. Revison artwork

and earlier W100 is

hard-wired.

Option Locations on the AM-145 Board

DSS-10524-00, Rev. A01

1 2 ... 13 14 15 16 17 18

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