Mylex eXtremeRAID 1100, Installation Manual

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Connectors, Jumper and LEDs
3-2 eXtremeRAID Installation Guide
Connectors, Jumper and LEDs
Up to three Ultra2 SCSI channels are supported on the controller. The SCSI
connector locations are shown in Figure 3-1 and Figure 3-2.
All the jumpers should normally be set to their (default settings). See Table
3-1 for default jumper settings. Jumper locations are shown in Figure 3-1.
The controller has 15 LEDs that are active indicators while the controller is
running. The LEDs indicate termination type and status, SCSI activity, cache
status, diagnostic status, and host activity. The LED locations and meanings
are shown in Figure 3-1.-
Figure 3-1. DAC1164P Controller with Jumpers, LEDs and Connectors
Table 3-1. Jumper Descriptions
Jumper Description Default Setting
JP1 factory use only –
JP2 pins 1–2 for Arm Proc, pins 2–3 for I
2
O 1–2
JP3 pins 1–2 normal , pins 2–3 blank ROM mode 1–2
JP5 must be installed on
JP6 maintenance – do not use off
JP7 ROM emulator – do not use off
JP8 Mylex manufacturing diagnostics – do not use off