7
DESIGN REVIEW Ver1.0
Mainboard Voltage Measurement
Voltage List
Voltage SPEC
Voltage Measured
Result
Battery Voltage
3.0V
3.07V
Pass
Battery Current
7uA
2.31uA
Pass
+5V 5.0V+-5%
5.21V
Pass
+12V 12.0V+-5%
11.72V
Pass
-5V -5.0V+-5%
-5.12V
Pass
-12V -12.0V+-10%
-11.61V
Pass
+3.3V +3.3V+-5%
3.28V
Pass
Bus Clock
Clock Frequency
Spec Value
(MHz)
Measured Value
(MHz)
Pass/Fail
CPU and Clock Host
133.33
133
Pass
SDRAM Clock
133.33
133
Pass
166.66
176.1
Pass
PCI Clock
33.33
33.33
Pass
USB Clock
48
48.08
Pass
Reference Clock
14.31818
14.53
Pass
Clock Voltage Level
Spec Value (v)
Measured Value
Pass/Fail
CPU and Host Clock Voltage Level
0.7~1.2v
0.62V
Pass
SDRAM Clock Voltage Level
3.3v
3V
Pass
PCI Clock Voltage Level
3.3v
3.46V
Pass
Reference Clock Voltage Level
3.3v
3.46V
Pass
Clock Timing
Spec Value (v)
Measured Value
Pass/Fail
CPU Clock High Time
133.33
Min 2.5ns
3.76
Pass
CPU Clock Low Time
133.33
Min 2.4ns
2.96
Pass
CPU Clock Rising Time
133.33
~1.6ns
0.32
Pass
CPU Clock Falling Time
133.33
~1.6ns
0.48
Pass
PCI Clock High Time
Min.11ns
14
Pass
PCI Clock Low Time
Min.11ns
14.6
Pass
PCI Clock Rising Time
~4ns
0.6
Pass
PCI Clock Falling Time
~4ns
0.8
Pass
