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Scientific Atlanta 8240HDC ユーザーズマニュアル

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Explorer 8240C and 8240HDC Digital-Only DVR 
with M-Card Interface
 
 
3 of 5
 
Specifications 
Tuning and Decoding—Standard 
DVR 
Dual Tuning, Dual Record, Dual Playback, Pause, Rewind, Fast-Forward,  
Record one while watching another, controlled by software 
Tuning 
Dual QAM 64 or 256, Inband 54 MHz to 860 MHz, Out-of-band 70 MHz to 130 MHz,  
PIP 
Video Decoders 
Dual MPEG-2 up to MP@ML (up to 720 x 480i 60 Hz), Video Scaling 
Audio Decoders 
Dual Dolby
®
 Digital up to 5.1, Dual MPEG 
Conditional Access 
Separable security through the Multi-Stream CableCARD interface 
Encoders 
Audio BTSC for TV cable (RF) output 
Graphics Engine 
65,000 colors, 640x480 resolution, simultaneous scale MPEG-2 video 
DAVIC 
QPSK FDC 1.54 Mbps, QPSK RDC at 1.54 Mbps  
DOCSIS 
OOB and Interaction via DOCSIS 1.0, DOCSIS Set-Top Gateway, Baseline Privacy 
Interface, requires software option 
Tuning and Decoding—Included on 8240HDC 
Video Decoders 
Dual MPEG-2 up to MP@HL (includes 1920 x 1080i 60 Hz, 1920 x 1080p 30 Hz, 
1920 x 1080p 24 Hz, 1280 x 720p 60 Hz, 720 x 480p 60 Hz) 
Tuning and Decoding—Optional 
DAVIC Dual 
QPSK 
 
Memory/Storage 
8240C DVR Model Options 
8240HDC DVR Model Options 
CPU/Apps RAM 
64 MB 
128 MB* 
64 MB 
128 MB* 
Video Graphics 
16 MB 
16 MB 
32 MB 
32 MB 
Video Encoder 
N/A 
N/A 
N/A 
N/A 
CPU Flash 
2 MB 
2 MB 
2 MB 
2 MB 
CPU NVM 
16 kB 
16 kB 
16 kB 
16 kB 
Hard Drive 
80 GB 
80 GB 
160 GB 
160 GB 
*Axiom DVR Middleware for OCAP support is recommended only for the 8240C/HDC models that have  
128 MB RAM. 
 
Processors 
Application/CPU 
Two 250 MHz 32-bit RISC Processors (500 MIPs total) 
 
Dimensions 
Product (WxDxH) 
15.6 in. x 11.2 in. x 3.25 in. (39.7 cm x 28.5 cm x 8.3 cm) 
Product Weight 
8.3 lbs (3.8 kg) 
Carton (WxDxH) 
18.0 in. x 14.0 in. x 6.12 in. (45.8 cm x 35.6 cm x 15.6 cm) 
Total Weight 
11.6 lbs (5.3 kg)