●
●
●
3-19
3-20
3-21
3-22
3-23
3-24
4-1
4-2
4-3
4-4
4-5
4-6
4-7
4-8
4-9
4-1o
4-11
4-12
4-13
4-14
4-15
4-16
4-17
4-18
4-19
HP A1449A 0.25-in. QIC 60 MB
Tape Drive . . . . . . . . . . . . . . . . . . . . .
HP A1448ACDROM Drive ,. .,,..
HP A1447A DAT Tape Drive . . . . . .
Removing the EEPROM
(Model 400t, 425t, and 400dl) . . . . .
Removing the EEPROM
(Model 400s, 425s, and 433s) . . . . . .
Replacing the EEPROM in a Model
400t,425t, or400dl . . . . . . . . . . . . . .
Main Flowchart . . . . . . . . . . . . . . . . . .
Model 400t and 400dl System Power
LED Not On . . . . . . . . . . . . . . . . . . . .
Model 400s System Power LED
Not On . . . . . . . . . . . . . . . . . . . . . . . .
Domain Keyboard Problems . . . . . . . .
Problems with Display . . . . . . . . . . . . .
Diskless Node Partnering Problems . .
Problems with Winchester Disk . . . . .
Problems While Booting . . . . . . . . . . .
Node Causes Network Problems . . . .
HP-UX Compatible Mode Main
Troubleshooting Flowchart . . . . . . . . .
HP-UX Compatible Mode
Boot Flowchart . . . . . . . . . . . . . . . . . .
Power Connections (Model 400t, 425t,
and400dl) . . . . . . . . . . . . . . . . . . . . . .
Disk Drive Power Supply
Input Connector (P2 or P3) . . . . . . . .
Calendar Battery Message . . . . . . . . .
System Unit CPU Board Voltage Test
Points [Model 400s, 425s, and 433s)
System Unit Power Supply Large
Cable Connector
(Model 400s, 425s, and 433s) . . . . . .
System Unit Power Supply Small
Cable Connector
(Model 400s, 425s, and 433s) . . . . . .
3-20
3-21
3-22
3-24
3-25
3-26
4-2
4-4
4-5
4-6
4-7
4-8
4-9
4-1o
4-11
4-12
4-13
4-15
4-21
4-22
4-24
4-26
4-27
System Unit ISA/EISA Backplane Power
Cable Connector
(Model 400s, 425s, and 433s) . . . . . . 4-27
System Unit Motherboard Mass
Storage Power Distribution Connector
(Model 400s, 425s, and 433s) . . . . . . 4-28
Contents ‘“”
XIII