7
DESIGN REVIEW
Mainboard Voltage Measurement
Voltage List
Voltage SPEC
Voltage Measured
Result
Battery Voltage
3.0V
3.09V
Pass
Battery
Current
7uA 2.7uA Pass
+5V 5.0V+-5%
5.13
Pass
+12V 12.0V+-5%
12.01
Pass
-5V -5.0V+-5%
-5.00
Pass
-12V -12.0V+-10%
-12.28
Pass
+3.3V +3.3V+-5%
3.37
Pass
Bus Clock
Clock Frequency
Spec Value
(MHz)
Measured Value
(MHz)
Pass/Fail
CPU and Clock Host
100.00
101.0
Pass
SDRAM Clock
100.00
100.0
Pass
133.33
133.0
Pass
DDRAM Clock
100.00
100.0
Pass
133.33
133.0
Pass
PCI Clock
33
33.33
Pass
AGP Clock
66.67
66.67
Pass
USB Clock
48
48.08
Pass
Reference Clock
14.31818
14.29
Pass
Clock Voltage Level
Spec Value (v)
Measured Value
Pass/Fail
CPU and Host Clock Voltage Level
0.7~1.2v
0.54
Pass
SDRAM Clock Voltage Level
3.3v
3.19
Pass
DDRAM Clock Voltage Level
2.5v
2.31
Pass
PCI Clock Voltage Level
3.3v
3.44
Pass
AGP Clock Voltage Level
3.3v
3.46
Pass
Reference Clock Voltage Level
3.3v
3.41
Pass
Clock Timing
Spec Value (v)
Measured Value
Pass/Fail
CPU Clock High Time
100.00
Min 2.5ns
4.76
Pass
CPU Clock Low Time
100.00
Min 2.4ns
4.16
Pass
CPU Clock Rising Time
100.00
0.4ns~1.6ns
0.48
Pass
CPU Clock Falling Time
100.00
0.4ns~1.6ns
0.44
Pass
PCI Clock High Time
Min.11ns
12.9
Pass
PCI Clock Low Time
Min.11ns
12.6
Pass
PCI Clock Rising Time
1ns~4ns
2.3
Pass
PCI Clock Falling Time
1ns~4ns
2.3
Pass
