XO 4 & XO FLEX TROUBLE SHOOTING GUIDE
Version 3.30 3
Control Pedal ......................................................................................................................... 18
XO Operating light ................................................................................................................. 18
Joystick Base chair ................................................................................................................ 18
“Water Clean” and “Suction Clean” system ........................................................................... 18
“BACKPLANE”– 5V Connections .............................................................................................. 18
D29 LED is OFF (24VDC) ....................................................................................................... 20
Chair ......................................................................................................................................... 21
Failure description ................................................................................................................. 21
The chair does not work properly (Lifting or lowering) ........................................................... 21
Chair synchronize fails ........................................................................................................... 21
Liquid sensors ........................................................................................................................... 21
Liquid sensors do not work ................................................................................................... 21
Valves (air & water) .................................................................................................................... 21
Valves in unit stand do not work. ......................................................................................... 21
OP Light .................................................................................................................................... 21
The OP Light does not work .................................................................................................. 21
Joystick Base (Chair position) ................................................................................................... 21
Base joystick does not work .................................................................................................. 21
Water Disinfection system ......................................................................................................... 21
Water disinfection system does not work properly. ............................................................... 21
Suction disinfection system ...................................................................................................... 21
Suction disinfection system does not work properly ............................................................. 21
Purpose: .................................................................................................................................... 22
D800 LED is OFF (24VAC) ..................................................................................................... 22
D191 LED is OFF (24VDC) ..................................................................................................... 22
D110 LED, 3.3V is OFF (3.3VDC is generated from 5VDC on the Bridge PCB) ...................... 22
Purpose: .................................................................................................................................... 25
D6 LED is OFF. ...................................................................................................................... 25
Purpose: .................................................................................................................................... 26
No water on instruments........................................................................................................ 26