Onkyo HT-R820THX Service Manual page 8

OPERATION CHECK-5
DSP DEBUG MODE
<Regarding the DSP debug mode>
TIn this test mode, the check with normal communication of a microcomputer and the data of DSP and DIR is possible.
This information is a help to find the cause of failure.
How to go in DSP debug mode?
1. Press and hold down the DISPLAY button, then press the STANDBY button when the unit is power On.
<Ex.>
2. Press the DISPLAY button, while the "Version 02415A" is shown.
How to Exit
Press STANDBY/ON button to power Off.
<Explanation of each parameter>
Details of display
1 2
DIR
1 UNLOCK
E = UNLOCK
= LOCK
Digital Selecter
2
D = DIGITAL
A = ANALOG
1 = COAX
2 = OPT1
3 = OPT2
4 = Others
3
Sampling Frequency
96 = 96kHz
48 = 48kHz
44 = 44kHz
32 = 32kHz
= Not detect
4 Pre Emphasis
K = OFF
e = ON
5 DIR Status
0 = PCM/ANALOG
2 = DTS CD
5 = DD/DTS/AAC
V e r . 0 7 5 ( 0 4 8 0 9 a )
D S P D e b u g Mo d e
3 4 5 6
MEMORY/DOWNLOAD
6 AUTOBOOT DSP AB CODE
0 = DTS NEO:6
1 = DD PCM
2 = DTS-ES
3 = AAC
4 = SIG
5 = COS
6 = DTS96/24
7 = PL2FS
7 7
8 AUTOBOOT Status
O = Autoboot is complete
X = Autoboot is going on
E1A48K0 10o 23 o
7 8 9
DSP
9 DSP Detect Format
[IEC61937]
00 = Null
01 = Dolby Digital
03 = Pause
04 = MPEG1 L1
05 = MPEG1 L23/MPEG2 w/o
06 = MPEG2 w/o
07 = MPEG2 AAC
0B = DTS1
0C = DTS2
0D = DTS3
1B = MPEG2 AAC1
1C = MPEG2 AAC2
[Except IEC61937]
20: Silent
21: DTS LD
22: DTS CD
23: PCM
10
DSP Decode
0 = Decode OK
X = Decode NG
- = Analog in
HT-R820THX
10