NEC HX4000, User Manual

Page: 27 / 210

2-11
Features
E Mouse PS/2-compatible 6-pin mini-DIN connector.
F — Reserved
G COM2 COM2 serial port 9-pin connector.
H COM1 COM1 serial port 9-pin connector.
I External-SCSI Narrow-SCSI 50-pin connector
J Function select
switches See Configuring Switch and Jumper Settings in Chapter 4
of this User’s Guide.
K Dump button See Configuring Switch and Jumper Settings in Chapter 4
of this User’s Guide.
L VGA VGA monitor 15-pin connector.
M Printer LPT1 25-pin Centronics-compatible parallel port
connector.
N PCI slots Six PCI add-in board slot locations.
O EISA slots Four EISA add-in board slot locations.
P Knockouts Available to route SCSI signal cables to peripheral boxes.
Q Knockouts Available to route SCSI signal cables to peripheral boxes.
R Power supply status
lamps See Table 2-4 for status descriptions.
S Main line switch Press to turn system AC power ON or OFF.
Power Supply Status Lamp Descriptions
Table 2-4 lists the power supply status lamps.
Table 2-4. Power Supply Status
LED Status Description Response
DC Power Off Power is Off None required (normal)
Green Power is On None required (normal)
Alarm Off No alarm None required (normal)
Amber Power failure
Abnormal power temperature
Power FAN alarm
DC-Power alarm Replace power supply
Clean air passages
Replace power supply
Replace power supply