Alpha Microsystems Eagle 250 Manuel de service télécharger pdf (Page 16)

Eagle 250 Service Manual Page 13

Rev. 01

RETAINER

CLIP

RETAINER

CLIP

MAKE SURE THIS CURVE

IN THE SIMM CARD ALIGNS

WITH PIN-1 IN THE SIMM

CONNECTOR.

PIN-1 INDICATOR

SIMM

CONNECTOR

SIMM (SINGLE INLINE

MEMORY MODULE)

Figure 8: AM-138 SIMM Module Installation

Setting Memory Jumpers

After installing the SIMMs, set the jumpers at location JP7 on the AM-138 board according to the table

below. As you turn on the computer, AMOS will automatically make the memory available. See Figure 4

for the location of the JP7 jumpers.

BANK0

JP7

124124

BANK1

Figure 9: JP7 Memory Jumpers

The Bank 0 jumpers apply to the SIMM in J10; the Bank1 jumpers apply to the SIMM, if any, in JP11.

The correct jumper settings for each possible memory combination are shown in Table 4, below.

1 2 ... 11 12 13 14 15 16 17 18 19 20

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Alpha Microsystems Eagle 250 Manuel de service Page 16