Arcam SR250 Custom Installation Notes

6
FM genre (0x03)
Request information on the current station programme type from FM source
in a given zone. If FM is not selected on the given zone an error 0x85 is
returned.
Example
Command/response sequence to request the programme type on zone 1 where
the programme type is “POP MUSIC”:
Command: 0x21 0x01 0x03 0x01 0xF0 0x0D
Response: 0x21 0x01 0x03 0x00 0x09 0x50 0x4F 0x50 0x20 0x4D
0x55 0x53 0x49 0x43 0x0D
Software version (0x04)
Request the version number of the various pieces of soware on the AVR.
Example
Command/response sequence to request the RS232 protocol version (1.4):
Command: 0x21 0x01 0x04 0x01 0xF0 0x0D
Response: 0x21 0x01 0x04 0x00 0x03 0xF0 0x01 0x04 0x0D
Restore factory default settings (0x05)
Force a restore of the factory default settings.
Example
Command/response sequence to restore factory defaults:
Command: 0x21 0x01 0x05 0x02 0xAA 0xAA 0x0D
Response: 0x21 0x01 0x05 0x00 0x00 0x0D
COMMAND:
Byte: Description:
St 0x21
Zn Zone number
Cc 0x03
Dl 0x01
Data1 Request information source:
0xF0 – FM program type
Et 0x0D
RESPONSE:
Byte: Description:
St 0x21
Zn Zone number
Cc 0x03
Ac Answer code
Dl Data length <n>
Data1 –
Data<n>
The radio programme type in ASCII characters
Et 0x0D
COMMAND:
Byte: Description:
St 0x21
Zn 0x01
Cc 0x04
Dl 0x01
Data 0xF0 – Request RS232 version
0xF1 – Request Host version
0xF2 – Request OSD version
0xF3 – Request DSP version
0xF4 – Request NET version
0xF5 – Request IAP version
Et 0x0D
RESPONSE:
Byte: Description:
St 0x21
Zn 0x01
Cc 0x04
Ac Answer code
Dl 0x03
Data1 Echo data from command
Data2 Major version number
Data3 Minor version number
Et 0x0D
COMMAND:
Byte: Description:
St 0x21
Zn 0x01
Cc 0x05
Dl 0x02
Data1 0xAA (Confirmation data pattern to avoid accidental restore)
Data2 0xAA (Confirmation data pattern to avoid accidental restore)
Et 0x0D
RESPONSE:
Byte: Description:
St 0x21
Zn 0x01
Cc 0x05
Ac Answer code
Dl 0x00
Et 0x0D

Arcam SR250 Specifications

General

Receiver type	stereo
Audio output channels	2.1 channels
Signal-to-Noise Ratio (SNR)	110 dB
Power consumption (standby)	0.5 W
Power consumption (typical)	600 W
3D	Yes
Card reader integrated	No
Package weight	18500 g
Supported radio bands	DAB, DAB+, FM
12V trigger ports quantity	2
Speakers connectivity type	-
HDMI in	7
USB ports quantity	1

Weight and Dimensions

Depth	425 mm
Width	433 mm
Height	171 mm
Weight	15100 g