63 69 149 D3561
D3561
.
076.01.07
.
02 02.2017
54
Dentsply Sirona
6 Overview of modules and boards
Service Manual Sinius / Sinius CS / Sinius TS
6.2 Patient chair
båÖäáëÜ
6.2.2
NSK board - Motorized headrest
X1
X4
NSK
V201
V215
V625
V209
V600
V212
V402
V303
V306
V307
V301
V523
V405
V502
V410
V525
V500
V602
V623
Components on the board
LEDs
V201
36VDC
(green)
Operating voltage
V209
3.3VDC
(green)
Operating voltage
V212
3.3 V potentiometer
(green)
Operating voltage
V215
5VDC
(green)
Operating voltage
V301
Run
(green)
Flashes during normal operation.
V402
3VDC WDT
(green)
ON: OK
OFF and V201 ON: Replace NSK board
OFF and V201 OFF: Check 36V line
V303
RESET
(red)
Lights up briefly after the treatment center is switched on
V307
Error
(red)
Flash code
2x > No connection to HSA
V410
Safety stop
(red)
OFF: OK
ON: V405 test
ON: Motor control disabled by HSA board
OFF: RUN LED test
OFF: Updating software
Flashing: Replace NSK board
V500
OC headrest tilt M5
(red)
ON: Rocker motor/cable short-circuit
V600
OC headrest M4
(red)
ON: Short-circuit in motor/cable for size adjustment