GE Industrial Solutions ISBus interface board for AV-300i Drives - Manual (Page 5)

5 —————— Expansion board ——————
ISBus
N
OTE
:
Do not interchange generic ISBus and Ethernet cables
with AV-300i keypad and SBI cables. Doing so will damage
AV-300i components.
1.2. JUMPERS
S1 Reserved for internal test purpose; leave open.
1.3. LEDS
H1 _____________________ +5V power supply.
H2 _____________________ 1.OFF – No modulation received.
2. One flash per second – receiving modulation, reset state.
3. Two flashes per second – offline state.
4. Three flashes per second – standby state.
5. Solid on - online.
H3 _____________________ data transfer in progress on ISBus when lit.
LEDs on connector Rx Tx (X1) function the same as LEDs H2 and H3. LEDs on
X2 (Tx) connector have some functionality of the LEDs H2 - H3.