Grandstream GXW42xx User Manual - Manual (Page 15)

FIRMWARE 1.0.5.8 GXW42XX USER MANUAL PAGE 13 OF 62
connected.
 For GXW4224 and GXW4248, the last pair of pin 25 and 50 on each RJ21 is not connected.
 All LED lights display green when ON.
 LINK LED and ACT LED blinking in following status indicate different network speed.
10M: LINK and ACT all blink, ACT blinks faster than LINK
100M: LINK and ACT all blink, ACT blinks the same fast as LINK
1000M: LINK does not blink, only ACT blink
 Slow blinking of FXS LED together indicates a firmware upgrade or provisioning state.