Design Review; Mainboard Voltage Measurement; Bus Clock - Biostar P4 TDG Engineering Validation Test Report

Voltage List
Battery Voltage
Battery Current
+5V
+12V
-5V
-12V
+3.3V
Clock Frequency
CPU and Clock Host
DDR_SDAM Clock
PCI Clock
AGP Clock
USB Clock
Reference Clock
Clock Voltage Level
CPU and Host Clock Voltage Level
DDR_SDAM Clock Voltage Level
PCI Clock Voltage Level
AGP Clock Voltage Level
Reference Clock Voltage Level
Clock Timing
CPU Clock High Time
CPU Clock Low Time
CPU Clock Rising Time
CPU Clock Falling Time
PCI Clock High Time
PCI Clock Low Time
PCI Clock Rising Time
PCI Clock Falling Time
8

DESIGN REVIEW

Mainboard Voltage Measurement

Voltage SPEC
3.0V
7uA
5.0V+-5%
12.0V+-5%
-5.0V+-5%
-12.0V+-10%
+3.3V+-5%

Bus Clock

Spec Value
(MHz)
100.00
100.00
133.33
33
66.67
48
14.31818
Spec Value (v)
0.7~1.2v
2.5v
3.3v
3.3v
3.3v
Spec Value (v)
100.00 Min 2.5ns
100.00 Min 2.4ns
100.00 0.4ns~1.6ns
100.00 0.4ns~1.6ns
Min.11ns
Min.11ns
1ns~4ns
1ns~4ns
Voltage Measured
3.4
2.5
5.15
11.99
-4.98
-12.31
3.39
Measured Value
(MHz)
100.0
100.0
133.33
33.33
66.67
48.31
14.29
Measured Value
0.824
2.57
3.46
3.52
3.46
Measured Value
4.24
4.08
0.80
0.92
12.9
12.6
2.3
2.4
Result
Pass
Pass
Pass
Pass
Pass
Pass
Pass
Pass/Fail
Pass
Pass
Pass
Pass
Pass
Pass
Pass
Pass/Fail
Pass
Pass
Pass
Pass
Pass
Pass/Fail
Pass
Pass
Pass
Pass
Pass
Pass
Pass
Pass