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本帖最后由 yclee126 于 2019-2-21 22:18 编辑
For whom struggled like me, Hope you found it helpful!
⏯️(K1) ----- Run / Hold
⏹️(K2) ----- Toggle system menu window
⏺️(K3) ----- Switch channel / Toggle cursor visibility
▲ (K4) ----- Function key (details in below)
Ａ (Wheel A) Change value
Ｂ (Wheel B) Move through menus
▲+⏯️ = Screenshot
▲+⏹️ = Save settings
▲+⏺️ = Auto calibration (ground level)
▲+Ａ = Fast scroll
Open the back cover using the hex driver, lift the battery, see right side of PCB.
Use a plastic screwdriver for adjusting the caps, or just do a quick insulation against the bare hand.
Connect 1X probe to OUT, connect 1X/10X probe to Channel A or B, Set output to 10Khz square wave.
Connect the two probes then start adjusting.
A1⚪ = Channel A 1X compensation
A2⚫ = Channel A 10X compensation
B1⚪ = Channel B 1X compensation
B2⚫ = Channel B 10X compensation
ʅ --- Falling edge
ʃ --- Rising edge
<Vt Voltage Lower than trigger
>Vt Voltage Higher than trigger
<TL Negative Pulse width Less than trigger*
>TL Negative Pulse width Greater than trigger*
<TH Positive Pulse width Less than trigger*
>TH Positive Pulse width Greater than trigger*
*For Pulse width trigger, use T1, T2 cursor.
There are 4 Parameter displays on the bottom side of the screen.
I divided them into 2 groups, According to the parameters and channels.
1)⬅️Left side (Channel A and B only)
Vmax
Vmin
Vp-p
Vrms - Root Mean Square Value
Vavg
ΔV ---- Difference between V1 and V2 cursors
Vtrg
Vbat - Battery voltage
2)➡️Right side (All Channels)
TwH --- Positive Pulse width time
TwL --- Negative Pulse width time
Cycl
Frqn
Duty
ΔT ---- Difference between T1 and T2 cursors
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发表于 2019-2-20 18:34:12
发表于 2019-2-22 09:37:56