2-14 Chapter 2
System Boards
C
BOA
GNC
nLED Indicators
LED
LEDLED
LED Color
ColorColor
Color Description
DescriptionDescription
Description
P1
P2
P3
P4
P5
P6
P7
P8
Green LED is on during each port in use.
❷J1~J8 Jumper
LED
LEDLED
LED Default
DefaultDefault
Default Description
DescriptionDescription
Description
J1
J2
J3
J4
J5
J6
J7
J8
J1~J8 jumpers are intended to select signaling type for each
port of E&M board.
yTo use TYPE I -Standard signaling,
☞ Close pin B-O and C-G.
yTo use TYPE I -Inverted signaling,
☞ Close pin B -C and G-O.
yTo use TYPE II –Standard signaling,
☞ Close pin A-O.
yTo use TYPE II -Inverted signaling,
☞ Open all pins.
If the power of the connected system is not
–
48V, open the shunt pin of C-B.