QM-7 SERIES SERVICE MANUAL
PAGE 4.4
JANUARY 2012
SUNRISE MEDICAL
R-net Fault Codes
Section 4
Fault Codes for Hand Control or Omni
The R-Net control used on this power chair
is constantly monitoring for conditions that can
cause unsafe or erratic operation. When a fault
is displayed, refer to the fault code table shown
below for a list of corrective actions.
The following identi
fi
es which module of the
control system has registered the problem.
• PM-Power Module (Control Module)
• JSM-Joystick Module/Omni Module
• ISM-Intelligent Seating/lighting Module
Trip Text
Corrective Action
Joystick Error
Ensure that the joystick is centered upon power up. If it is centered,
replace the hand control.
Low Battery
Recharge the batteries. After charging, perform the Battery Testing
section of this manual.
High Battery
Verify that the battery charger is not defective. Leave the chair on for a
few minutes to drain off the excess charge. Check the condition of the
battery charger.
M1 Brake Error
Verify left motor is connected to the control module. Disengage Micro-
switch. Complete the Motor & Gearbox Inspection (section 6)
M2 Brake Error
Verify right motor is connected to the control module. Disengage
Microswitch. Complete the Motor & Gearbox Inspection (section 6)
M1 Motor Error
Verify that the left motor is connected to the control module. Complete the
Motor and Gearbox Inspection section of this manual.
M2 Motor Error
Verify that the right motor is connected to the control module. Complete
the Motor and Gearbox Inspection section of this manual.
Inhibit Active
Cycle power. Check all cable connections. If this does not correct the
fault, contact Sunrise Technical Service for assistance.
Joystick Cal Error
Calibrate the joystick. If the error is still present, the hand control may be
defective.
Latched Timeout
A latch function has exceeded it's preset time.
Brake Lamp Short
N/A
Left Lamp Short
N/A
Right Lamp Short
N/A
L Ind Lamp Short
N/A
R Ind Lamp Short
N/A
L Ind Lamp Failed
N/A
R Ind Lamp Failed
N/A
Table 1- Error Codes & Corrective action
Identi
fi
ed Module
Trip Code
Trip Text
