Ryobi RYRM8010 - Testing Mixing Board

• Testing Mixing Board
• Testing Steps:
1. Set Parking Brake
2. Set Joystick to neutral position
3. Remove necessary panels for access to Mixing
Board and iDRIVE
4. Power mower on
5. Set DMM to DC Voltage and use smallest probe
tips available
6. Test Angular Transducers
a. Place black DMM lead onto socket L5 (Mixing Board Ground)
b. Place red DMM lead onto socket L1 (Joystick X Axis)
c. Pull Joystick out of neutral position
d. Move Joystick left to right
1. Sweeping voltage should measure 0v-5v; replace if necessary
e. Move red DMM lead onto socket L2 (Joystick Y Axis)
f. Move Joystick forward to backward
1. Sweeping voltage should measure 0v-5v; replace if necessary
g. Move red DMM lead onto socket L3 (Neutral Switch)
h. Move Joystick into and out of neutral position
1. Reading should switch between continuity and no continuity as appropriate; replace if necessary
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Mixing Board
Confidential and Proprietary - Property of Techtronic Power Equipment - DO NOT COPY or DISCLOSE
1 2
3
4
5
4 3 2 1
LEFT (L)
RIGHT (R)
1: Joystick X
2: Joystick Y
3: Neutral Switch
4: Mix. Board 5v
5: Mix. Board GND
4: Right Drive GND
3: Right Drive 5v
2: Right Drive Signal
1: Unused