63 69 149 D3561
49
D3561
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076.01.07
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02 02.2017
6 Overview of modules and boards
Dentsply Sirona
6.2 Patient chair
Service Manual Sinius / Sinius CS / Sinius TS
V301
Run
(green)
Flashing: Application software is running
V411
36 NSK
(green)
Operating voltage NSK
V503
3 V WDT
(green)
Operating voltage
V740
BR inc
(yellow)
Backrest motor forward
V743
Lift up
(yellow)
Lift motor up
V7016
BR dec
(yellow)
Backrest motor back
V7017
Lift down
(yellow)
Lift motor down
V303
RESET
(red)
Lights up briefly after switching on
V307
Error
(red)
V508
Safety stop
(red)
OFF: Normal mode
ON: The motors, MVs, and relays are locked
Causes:
● Boot process not yet completed
● Update process not yet completed
● Run LED does not flash/is not triggered
– Reboot the treatment center
If this is unsuccessful, then
– Update the software.
If this is unsuccessful, then
– Replace the board
V404
SS code
(red)
Chair movements are blocked due to:
● 2x > Cuspidor bowl retracted
● 3x > Active SS lifting frame
● 4x > Active SS assistant element
● 5x > Active SS rear cover
● 6x > Active SS footrest
● 7x > Active SS backrest
● 8x > Increased motor temperature
● 9x > Error in communication with the user interface
● 10x > Implausible motor position
● 11x > Chair stop active = LED 411
● 12x > Failed self-test – service codes available
(example: chair stop test, SS switch cable break,
hardware watchdog, cable connection test cable
Headrest stop for NSK)
Components on the board
