What is DM7020?
Powerful receiver for digital TV and Radio programs.
Main features are a 250 MHz PowerPC (350 Mips), Linux OS and the Dreambox DM7020 supports standard Linux API
- 10/100MBit compatible Ethernet Interface
- DSL communication port
- embedded analog modem
technical features
- 50 MHz PowerPC Processor
- Enigma, Linux Operating System
- Big-size LC-Display
- MPEG-2 Hardware decoding, DVB-S
- 1 x DVB Common-Interface Slot
- 2 x Smartcard-Reader (Dreamcrypt CA)
- V.24/RS232 Interface
- Integrated Compact Flash Slot
- 10/100 MBit compatible Ethernet Interface
- analog modem
- 1 x USB
- S/PDIF Interface for digital bit stream out (AC-3)
- 2 x Scart-interfaces
- RF modulator
- Audio/Video cinch out
- 32 MByte Flash, 96 MByte RAM
- integrated IDE Interface
- Support for internal IDE HDD 3,5″ in any capacity
- unlimited channel lists for TV/Radio
- channel-change time < 1 second
- automatic service scan
- directly bouquet-lists
- EPG (electronic program guide)
- Videotext Decoder
- multiple LNB-Switching control (DiSEqC)
- OSD in many languages and skin-support
Flashing a new firmware with Browser
Flashing a new firmware with Compact Flash
Flashing a new firmware with DreamUp
DreamBox DM7020 technical data
DBS-Tuner:
Frequency Range 950 . 2150 MHz
Signal Level – 65 dBm . – 25 dBm
Signal-to-Noise Level 12 dB max.
DBS-Tuner Input Connector F-Type female
Input Impedance 75 Ohm
AFC +/- 3 MHz
Demodulation Shaped QPSK
FEC Viterbi and Reed-Solomon
Viterbirate 1/2, 2/3, 3/4, 5/6, 7/8
Roll-off Factor 35 %
Demultiplexing according to ISO 13818-1
Common-Interface:
Common-Interface Power Consumption max. 0,3A/5V
Video decoder:
Video Compression MPEG-2 and MPEG-1 compatible
Video Standard PAL G/ 25 Hz
Video Formats 4:3 / 16:9
Letterbox for 4:3 TV-Device
Audio decoder:
Audiokompression MPEG-1 ∓ MPEG-2 Layer I and II
Audio Mode Dual (main/sub), Stereo
Frequency: 32 kHz, 44.1 kHz, 48 kHz, 16 kHz, 22.05 kHz, 24 kHz
Output analog:
Output Level L/R 0,5 Vss on 600 Ohm
THD > 60 dB (1 kHz)
Crosstalk < -65 dB
Output digital:
Output Level 0,5 Vss on 75 Ohm
Sampled Data Filtering 32 kHz, 44.1 kHz, 48 kHz
S/PDIF-Output optical (AC3)
Video parameter:
Input Level FBAS 1 Vss +/- 0.3 dB on 75 Ohm
Teletext filter in conformity with ETS 300 472 Standard>
TV-Scart:
Output: FBAS, RGB, S-Video over OSD selectable
VCR-Scart:
FBAS
Serielle Interface RS 232:
Typ RS232 bidirectional
Bitrate 115,2 kBit/s max.
Plug Connector SUB-D-9
Function: Update of Firmware
Ethernet:
10/100 MBit compatible interface
Function Update of Firmware
USB:
USB 1.2 connector
Mini DIN:
I2C for steering of external devices
IR function
Pins:
1 5V
2 SDA (I2C-Kanal 2)
3 SCL
4 3,3V
7 GND
8 IR-Output
9 GND
UDMA66 IDE Interface:
Intern for connect HDD
Compact Flash – Reader
LNB power and polarisation:
LNB Current 500mA max. ; short-circuit-protected
LNB Voltage vertical < 14V no load, > 11,5V at 400mA
LNB Voltage horizontal < 20V no load, > 17,3V at 400mA
LNB shut-off at Standby-Mode
Count of active satellite position:
DiSEqC 1.0/1.1/1.2 and USALS (Rotor Control)
Power consumption:
< 20W (in operation, horizontal polarization / 400mA LNB current)
< 15W (in operation, no LNB)
< 10W (Deep-Standby-Mode)
Input voltage:
230V / 50 Hz alternating current +/- 15%
Physical specification:
Ambient Temperature +15°C…+35°C
Humidity < 80%
Size (W x D x H): 374 mm x 230 mm x 75 mm
Weight: 1,8 kg without HDD