If Status - Yamaha DSP-AX1/RX-V1 Service Manual

DSP-AX1/RX-V1

12. IF STATUS

Using this menu, the status data is displayed in the hexadecimal notation one after another.
During signal processing, the status before execution of this menu is maintained.
If the input mode is analog fixed in the menu before execution, it is necessary to change it to the digital
mode according to the following procedure.
1) Select either DIAG menu No.2 or No.3 and enter a digital signal.
2) Menu No.12 can be selected by pressing the INPUT MODE key of the main unit. (The input mode
will be fixed to the digital mode.)
There are ten sub-menu items.
The following status information is displayed in the hexadecimal notation according to the sub-menu
operation.
12.IF STATUS 0
SCPU:8503000510
0 0
Display
bit 7 6 5 4
Display bit
3 2
7 6
0 0 0
0 0
1
2 0 0
3 0 0
4 0 1
5 0 1
6 0 1
7 0 1
8 1 0
9 1 0
A 1 0
B 1 0
C 1 1
D 1 1
E 1 1
F 1 1
Example: "E 1" reads as follows.
1 1 1 0 0 0 0 1
7 6 5 4 3 2 1 0
29
IF STATUS 0: Indicates the information communicated between sub-micro-
processors.
1st byte
Indicates the communication time lag between the main microprocessor and the
5th byte
sub-microprocessor, malfunction (in display, etc.) caused by a communication error
4th byte or some other reason, the input mode selected by the sub-microprocessor to deter
the flickering effect and the head phone state.
3rd byte
bit 7 HEAD PHONE IN
2nd byte
bit 6 0
1st byte
bit 5 EXT.DECODER IN
bit 4 0
bit 3 From 0000b, PHONO/TUNER/CD/MD/TAPE/DVD/
bit 2
3 2 1 0
bit 1
bit 0
1 0
5 4
2nd byte
0 0
Indicates the Fs information of the reproduction signals.
0 1
0x00 : analog
1 0
0x01 : 32kHz
1 1
0x06 : 96kHz
0 0
Other : Error
0 1
1 0
3rd byte
1 1
Indicates the audio code mode information of the reproduction signals.
0 0
0x00 : 1+1
0 1
0x05 : 3/1
1 0
Other : Error
1 1
0 0
0 1
4th byte
1 0
Indicates the format information of the reproduction signals.
1 1
0x00 : analog (Unlock)
0x02 : Digital Data
0x05 : Dolby Digital
0x08 : RED dts
Other : Error
(*1): Digital reproduction cannot be used due to a commercial bit or 4ch audio
LD/D-TV/CBL-SAT/VCR1/VCR2/VCR3/
V-AUX/NONE/there after ERROR
0x02 : 44.1kHz 0x03 : 48kHz
0x07 : Unknown
0x01 : 1/0 0x02 : 2/0
0x06 : 2/2 0x07 : 3/2
0x01 : Wrong digital (*1)
0x03 : IEC1937 Data
0x06 : D.D.Karaoke
0x09 : ORANGE dts
reason. So analog reproduction is used.
0x04 : 64kHz 0x05 : 88kHz
0x03 : 3/0 0x04 : 2/1
0x08 : dts7.1
0x04 : PCM Audio
0x07 : D.D.EX
0x0A : dts ES