This waveform is not very good grasp, sometimes singled out to be a straight line ! T + z-G ‘s / p $ C “D)
waveform in accordance with the RP can catch the INTEL ideas, Northbridge should be normal to the South Bridge bus / z6 U & o0 ^ 0 H) r4 q3 p2 Z6 k
began to test the working conditions of the South Bridge peripheral voltage, clock, and the common signal are tested again, everything is normal, because also unable to determine whether it is the reason of the Southbridge own body can not be tested to the FRAME #, so directly to the south bridge to replace the malfunction persists, replace after their own replacement test Southbridge, so replace one, or no fruit fault is still on the 8 w o) N6, e-$ | 2 A * V1 n-
South Bridge and peripheral supply are normal / N6, i ‘e1 T * y5 G) u
this time thinking on the other end of the U33 LPC bus 9 T-# n, _9 {, | / d. m
& ^ 4 K) ^, B, Q1 r
measured U33 9.67 feet supply is normal. Section 122.123 feet clock reset normal, 37 feet. 3 feet SERIRQ # high potential # x) B) z! I / E & S, the F $ U / H-
so to U33 replaced, the fault is still there and the South Bridge is connected to the soundcard U27 and amplifier U28 with the removed test LPC bus still no waveform :
waveform in accordance with the RP can catch the INTEL ideas, Northbridge should be normal to the South Bridge bus / z6 U & o0 ^ 0 H) r4 q3 p2 Z6 k
began to test the working conditions of the South Bridge peripheral voltage, clock, and the common signal are tested again, everything is normal, because also unable to determine whether it is the reason of the Southbridge own body can not be tested to the FRAME #, so directly to the south bridge to replace the malfunction persists, replace after their own replacement test Southbridge, so replace one, or no fruit fault is still on the 8 w o) N6, e-$ | 2 A * V1 n-
South Bridge and peripheral supply are normal / N6, i ‘e1 T * y5 G) u
this time thinking on the other end of the U33 LPC bus 9 T-# n, _9 {, | / d. m
& ^ 4 K) ^, B, Q1 r
measured U33 9.67 feet supply is normal. Section 122.123 feet clock reset normal, 37 feet. 3 feet SERIRQ # high potential # x) B) z! I / E & S, the F $ U / H-
so to U33 replaced, the fault is still there and the South Bridge is connected to the soundcard U27 and amplifier U28 with the removed test LPC bus still no waveform :
F + Z
2012-5-30 19:47 upload
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