Processor Voltage And Temperature Ranges; Processor Voltage Range - Digital Equipment 3100R Series Service Maintenance Manual

POST Code Descriptions
Initiate onboard super I/O
Mouse test
Testing diskette drives
Testing hard disk drives
Processor search
Searching the other processors
Option ROM checksum error
Setting time of day
Ready to boot
(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
+12 ±10%
+5 ±5%
+3. 3 ±1%
-12 ±10%
Vcore
Count Down Code
110
100
90
80
50
20
10
Normal Voltage
Range
+10.8 to +13.2 V
+4.75 to +5.25 V
+3.0 to +3.6 V
-13.2 to -10.8 V
(1)
Server Error Server
Occurs Shutdown
Occurs
<+9.0 V >+13.8 V
<+4.3 V >+5.80 V
<+3.0 V >+3.81 V
>-9.0 V <-13.8 V
Troubleshooting
Beep Codes
1-2
1
4-13