Design Review Ver 3.0; Mainboard Voltage Measurement; Bus Clock - Biostar M7NCD Datasheet

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
USB Clock
Reference Clock
Clock Timing
CPU Clock High Time
CPU Clock Low Time
CPU Clock Rising Time
CPU Clock Falling Time
7

DESIGN REVIEW Ver 3.0

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)
min50~max100
min50~max133
min50~max166
min50~max200
100
133
166
200
66.67
33.33
48
14.31818
Spec Value (v)
100 Min 1.8 ns
133 Min 1.05 ns
166 Min 1.0 ns
200 Min 1.0 ns
100 Min 1.8 ns
133 Min 1.05 ns
166 Min 1.0 ns
200 Min 1.0 ns
100 Max 2.0 ns
133 Max 2.0 ns
166 Max 2.0 ns
200 Max 1.5 ns
100 Max 2.0 ns
133 Max 2.0 ns
166 Max 2.0 ns
200 Max 1.5 ns
Voltage Measured
3.15
5.9
5..10
11.90
-5.01
-11.65
3.38
Measured Value
(MHz)
100.0
132.3
165.0
199.2
100
133
166.1
199.2
66.23
33.33
48.18
14.33
Measured Value
4.48
1.68
2.16
2.52
4.52
2.44
2.88
2.14
0.44
0.36
0.36
0.5
0.56
0.6
0.66
0.62
Result
Pass
Pass
Pass
Pass
Pass
Pass
Pass
Pass/Fail
Pass
Pass
Pass
Pass
Pass
Pass
Pass
Pass
Pass
Pass
Pass
Pass
Pass/Fail
Pass
Pass
Pass
Pass
Pass
Pass
Pass
Pass
Pass
Pass
Pass
Pass
Pass
Pass
Pass
Pass