Digital Equipment 3100R Series, Service Maintenance Manual

Page: 61 / 174

Troubleshooting
4-13
D
IG
IT
A
L
S
er
ve
r
310
0R
/3
20
0R
POST Code Descriptions Count Down Code
(1)
Beep Codes
Initiate onboard super I/O 110
Mouse test 100
Testing diskette drives 90
Testing hard disk drives 80
Processor search 50
Searching the other processors 1-2
Option ROM checksum error 20
Setting time of day 10
Ready to boot 1
(1)
Count down codes are displayed on the server’s monitor.
Processor Voltage and Temperature Ranges
The following tables list the processor and Voltage Regulator Module (VRM)
operating voltage and temperature ranges.
Processor Voltage Range
Nominal Tolerance Normal Voltage
Range Server Error
Occurs Server
Shutdown
Occurs
+12 ±10% +10.8 to +13.2 V <+9.0 V >+13.8 V
+5 ±5% +4.75 to +5.25 V <+4.3 V >+5.80 V
+3. 3 ±1% +3.0 to +3.6 V <+3.0 V >+3.81 V
-12 ±10% -13.2 to -10.8 V >-9.0 V <-13.8 V
Vcore