Biostar K8NHA-M K8NHA-M validation test report - Page 7

Design Review

Page 7 highlights

Voltage List Battery Voltage Battery Current +5V +12V -5V -12V +3.3V Clock Frequency CPU and Clock Host DDR_RAM Clock AGP Clock PCI Clock Reference Clock 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 Comment: DESIGN REVIEW Mainboard Voltage Measurement Voltage SPEC 3.0V 7uA Voltage Measured 3.07 7.2 5.0V+-5% 5.10 12.0V+-5% -5.0V+-5% -12.0V+-10% 11.90 -5.0 -11.59 +3.3V+-5% 3.37 Bus Clock Spec Value (MHz) Measured Value (MHz) 198.8~200 100 198.4 99.63 133 130.88 166 156.91 200 66 Min 33.33 200.46 66.31 33.33 14.31818 14.29 Spec Value (v) Measured Value 200 Min 1.8 ns 2.52 200 Min 1.8 ns 2.50 200 Max 2.0 ns 1.22 200 Max 2.0 ns 1.418 Min.11ns 14.9 Min.11ns 12.8 Result Pass Pass Pass Pass Pass Pass Pass Pass/Fail Pass Pass Pass Pass Pass Pass Pass Pass Pass/Fail Pass Pass Pass Pass Pass Pass 7

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7
DESIGN REVIEW
Mainboard Voltage Measurement
Voltage List
Voltage SPEC
Voltage Measured
Result
Battery Voltage
3.0V
3.07
Pass
Battery Current
7uA
7.2
Pass
+5V
5.0V+-5%
5.10
Pass
+12V
12.0V+-5%
11.90
Pass
-5V
-5.0V+-5%
-5.0
Pass
-12V
-12.0V+-10%
-11.59
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
198.8~200
198.4
Pass
DDR_RAM Clock
100
99.63
Pass
133
130.88
Pass
166
156.91
Pass
200
200.46
Pass
AGP Clock
66
66.31
Pass
PCI Clock
Min 33.33
33.33
Pass
Reference Clock
14.31818
14.29
Pass
Clock Timing
Spec Value (v)
Measured Value
Pass/Fail
CPU Clock High Time
200
Min 1.8 ns
2.52
Pass
CPU Clock Low Time
200
Min 1.8 ns
2.50
Pass
CPU Clock Rising Time
200
Max 2.0 ns
1.22
Pass
CPU Clock Falling Time
200
Max 2.0 ns
1.418
Pass
PCI Clock High Time
Min.11ns
14.9
Pass
PCI Clock Low Time
Min.11ns
12.8
Pass
Comment: