NEC HX4500 Service & Reference Manual page 67

Table 3-10. System I/O Board Switch and Jumper Configurations
Switch/
Jumper Description
SCSI Channel A SCSI channel A
4J1 select
FLASH Code FLASH
9A2 reprogramming
protection
Reserved All three jumpers
P16 must be to the left.
Reserved All nine jumpers
P18 must be in.
Reserved
10K9
Reserved
13A1 SW1
Reserved
13A1 SW2
Reserved
13A1 SW3
Reserved
13A1 SW4
CMOS Clear Real-time clock
13A SW1 CMOS protection
Password Clear Password
13A SW2 protection
Reserved
13A SW3
Reserved
13A SW4
Model Type Used with switches
8A2 SW1 8A2 SW2, 8A2
SW3 and 8A2 SW4
to set server model
Model Type Used with switches
8A2 SW2 8A2 SW1, 8A2
SW3 and 8A2 SW4
to set server model
Model Type Used with switches
8A2 SW3 8A2 SW1, 8A2
SW2 and 8A2 SW4
to set server model
Model Type Used with switches
8A2 SW4 8A2 SW1, 8A2
SW2 and 8A2 SW3
to set server model
Option
Narrow SCSI for channel
A
Wide SCSI for channel A
BIOS write protected; no
update
BIOS not write protected;
update
Required on factory
default.
Required on factory
default.
Required on factory
default.
Required on factory
default.
Required on factory
default.
Required on factory
default.
Required on factory
default.
RTC CMOS clear
RTC CMOS not cleared
Password clear
Password protected
Required on factory
default.
Required on factory
default.
Required on factory
default.
Required on factory
default.
Required on factory
default.
Required on factory
default.
Configuring Your System 3-23
Factory Your
Setting Default Setting
A-B B-C
B-C (down)
A-B B-C
B-C (down)
A-B B-C B-C
B-C (left) (left)
IN IN IN
B-C B-C B-C
(down) (down)
OFF OFF OFF
OFF OFF OFF
OFF OFF OFF
OFF OFF OFF
ON OFF
OFF
ON OFF
OFF
OFF OFF OFF
OFF OFF OFF
ON ON ON
ON ON ON
OFF OFF OFF
OFF OFF OFF