Jinhan ADO102 Manual page 13

（2）Ignition test
cross section of ignition coil（inside is secondary coil outside is
1）Primary ignition
①After the oscilloscope installed batteries，long press red power
button" "， let it go until you hear the buzzer，at this time
oscilloscope enter the main menu interface ， as picture-1
②After entering the main menu interface ， can select the
instrument operation mode through the up and down buttons,
then press "OK" button，default select the "ignition" into the ignition
function selection interface， then you can enter the user interface through up and
down keys to select the "primary ignition", as picture-2
③Connect the probe to CH1 and probe set to 10X，then connect
grounding clip to the signal ground or grounding.
④Since the primary ignition of oscilloscope has default settings
（Probe 10X，time base 1ms） ，Simply connect the ignition coil
to the probe needles can display waveform. As picture-1（when
the waveform shaking too fast to capture, you can set the trigger
Mode to single-shot then detect again）
⑤Press"CH1"， can view the values and configuration （configuration has default）
primary coil）
Picture-1
Picture-2
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