6
Inspections
Electrical inspections
36 / 56
Maquet PowerLEDII
01810 EN 03
6.2 Electrical inspections
6.2.1 Electrical evaluation
Fig.47: Ceiling-mounted power supply
• Check the tightening of the connections.
• Check the ground connections.
• Check the general condition of the power
supply.
WK
CAN
-
+
CAN
LIGHT 2LIGHT 1
PS1PS2
-
+
CAN
-
+
-
+
-
+
-
+
-
+
CAN
-
+
PS TS
P
W
D
+
/
V
L
T
+
/
P
W
D
2
+
P
W
D
/
V
L
T
-
/
P
W
D
2
-
P
W
D
-
/
V
L
T
C
A
N
/
P
W
D
2
C
A
N
To
power
supplies
To
lightheads
WK
CAN
-
+
CAN
LIGHT 2LIGHT 1
PS1PS2
-
+
CAN
-
+
-
+
-
+
-
+
-
+
CAN
-
+
PS TS
P
W
D
+
/
V
L
T
+
/
P
W
D
2
+
P
W
D
/
V
L
T
-
/
P
W
D
2
-
P
W
D
-
/
V
L
T
C
A
N
/
P
W
D
2
C
A
N
1
PWD+ / VLT+ / PWD2+
PWD+ / VLT+ / PWD2+
PWD / VLT+ / PWD2+
Fig.48: Connection box
• Check the tightening of the connections.
• Check the ground connections.