LAUNCH X431 GDS Scopebox Manual
the breakdown voltage is over 15kv; the spark voltage is about 9kV,
the spark period is greater than 0.8ms. If these values or waveform
are abnormal, it means there is fault or the system needs to be
adjusted.
4.5 Secondary-simultaneous ignition analysis
Connections: Plug the BNC end of secondary ignition pickup into
CH1/CH2/CH3/CH4 channel of Scopebox, then connect the
high-voltage clip to high-voltage line, and crocodile clips to ground.
Connection as shown in figure 4-7:
Fig.4-7
After properly connected, power on, the interface of