Need help with cable modem!!!

[computerfreek]

Me and my family moved and we called for a transfer service... ever since it came here it's been dying the whole time for 2 mins each!!
That charter guy took our splitter that is -7dbmv which make our modem never die... idk why but yeah. i need help if anyone can tell me what to buy or get to make it never die like
my last house!

CABLE MODEM INFOs:

Downstream Frequency : 621000000 Hz
Downstream Modulation : QAM256
Downstream Symbol Rate : 5360.537 Ksym/sec
Downstream Interleave Depth : taps32Increment4
Downstream Receive Power Level : 2.3 dBmV
Downstream SNR : 39.2 dB

Upstream Frequency : 31000000 Hz
Upstream Modulation : QAM16
Upstream Symbol Rate : 5120 Ksym/sec
Upstream transmit Power Level : 43.2 dBmV
Upstream Mini-Slot Size : 1

LOGs:
Time Not Established Time Not Established Warning (5) ToD request sent - No Response received
Time Not Established Time Not Established Warning (5) DHCP WARNING - Non-critical field invalid in response ;CM-MAC...
Time Not Established Time Not Established Critical (3) No Ranging Response received - T3 time-out
Time Not Established Time Not Established Critical (3) Resetting the cable modem due to docsDevResetNow
Time Not Established Time Not Established Critical (3) No Ranging Response received - T3 time-out

PLEASE HELP :'(

[RaisinCain]

Call Charter. You're paying for the service.

[Mad_Haggis]

"That charter guy took our splitter"

Was it a charter guy, or, possibly a sub-contractor?

I only ask this, because back in the day...Those guys gave splitters for free?