South Carolina DTV Transition

May 27 2008

TWC South Carolina SummaryTWC South Carolina Summary

7 DMA’s / 43 stations carried

5 DMA’s / 37 in market stations carried

31 Channel Lineups

100+ Communities served

6 Tower Sites

1 Stand Alone HE (McClellanville)

TWC South Carolina SummaryTWC South Carolina Summary

Most stations currently have fiber connectivity with TWC Columbia DMA – 6/8 Florence MB DMA – 1/7 Charleston DMA – 4/6

Most stations are currently carried in digital form today Columbia DMA – 6/8 Florence MB DMA – 3/7 Charleston DMA – 5/6

TWC Tower Footprint

Columbia DMA

Florence/Myrtle Beach DMA

Charleston DMA

Savannah DMA

Technical Solution

McClellanville Example

BB Video/Audio

SEM V8

8VSB Receivers

Analog Modulator

WCIV

WCSC

WTAT

WITV

WCBD

WMMP

Analog Modulator

Analog Modulator

Analog Modulator

Analog Modulator

Analog Modulator

HFC

Analog VSB

ASI

3 - 2:1 QAM Carriers

Transition Types1 – Staying on current DTV channel

The broadcaster is currently transmitting both and analog channel and digital channel, and at the transition will simply turn off their analog channel.

2 – Moving back to original NTCS channel The broadcaster is currently transmitting both and analog channel and digital channel, and

at the transition will move their DTV channel to the frequency used by their current NTSC analog channel.

3 – Moving to a new channel The broadcaster is currently transmitting both and analog channel and digital channel, and

at the transition will move their DTV channel to an entirely new frequency.

4 – Flash Cut (a) The broadcaster is transmitting in analog only now, and at the transition will turn off their

analog channel and start transmitting in digital on the same channel.

5 – Flash Cut (b) The broadcaster is transmitting in analog only now, and at the transition will turn off their

analog channel and start transmitting in digital on a different channel.

6 – Nothing

Transition by DMA

Transition by DMA

TWC Engineering Staff

Regional Operations Center 24X7 Emergency Hotline – 803-705-4020 Jimmie Deas Change Management Coordinator – 803-600-6850

South Carolina Division Tom Gaebel VP Engineering – 803-261-8478 Jim Studley Dr Network Eng – 803-513-2907 Crystal Robinson HE Mgr – 803-309-4259

Columbia DMA

Harry Cornish Sr. Network Eng – 803-518-1074 On Call # - 803-231-8328

Florence Myrtle Beach DMA Paul Bodie Network Eng – 843-250-8416 On Call # - 843-660-0982

Charleston/Savannah DMA’s William Harvey Project Engineer – 843-321-4366

Emails' = First.Last@twcable.com

TWC Q/A

How are you handling SAP/DVS?A – SAP capable and DVS inserted into VBI

Are programs being stat muxed?A - yes

Are you changing the bandwidth of our broadcast signal in any way?A – Yes (no material degradation)

What equipment are you using to pick up our digital signal?A – KTech DVM150 8VSB receiver

Channel LineUpsA – http://www.timewarnercable.com/SouthCarolina/

Broadcaster Q/A

Will there be blackouts prior to conversion?If so we’d like a schedule so we can insert a message to our customers

Is your content center cut ready?If yes, we would transition asapIf no, AFD should be available in analog July time frame but not available with trans-coding

Thank You