User`s guide

82 007-4522-003

5: Troubleshooting

Table 5-3 Ops Panel Configuration Switch Settings for RAID

Switch

Number Function Function when Off Function when On

1 (On

) Loop select single

(1x16) or dual (2x8)

LRC operates as two

loops of 8 drives

LRC operates as 1 loop of 16 drives

(1x16 loop mode)

2 (On) Loop terminate mode If no signal is present on

the external FC port,

then the loop is left open

If no signal is present on the external FC port then the loop

is closed internally

3 (Off) Hub mode select

(RAID only)

Hub ports connect

independently

RAID host FC ports are linked together internally

4 (Off)Not used.

5 and 6 RAID host hub speed

select

Note: Set switches 5

and 6 to Off to force

1 Gb/s if connecting

RAID controllers to

1-Gb/s HBAs or

switches

Sw 5 Sw 6 Function

Off Off Force 1 Gb/s

On Off Force 2 Gb/s

Off On Reserved

On On Auto loop speed detect based on LRC port signals

Note: This feature is not supported

7 and 8 Drive loop speed select Sw 7 Sw 8 Function

Off Off Force 1 Gb/s

On Off Force 2 Gb/s

Off On Speed selected by EEPROM bit

On On Auto loop speed detect based on LRC port signals

Note: This feature is not supported