![](/images/new-backgrounds/1306619/306619289x1.webp)
3G Function Failure
If the 3G module fails, perform the following actions one at a time to correct the problem. Do not replace a non- defective FRU:
Start
OK
Check 3G antenna to 3G card
OK
Check
antenna
OK
Check 3G
card
NG
OK
NG
OK
NG
Swap The
antenna
Swap the 3G
card
Swap M/B
Chapter 4 | 135 |