Dsp Debug Mode; Regarding The Dsp Debug Mode; How To Go In Dsp Debug Mode; Explanation Of Each Parameter - Onkyo HT-R320 Service Manual

OPERATION CHECK-4

DSP DEBUG MODE

<Regarding the DSP debug mode>
TIn this test mode, the check with normal communication of a microprocessor 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/ON button when the unit is power ON.
FL display
<Ex.>
2. Press the DISPLAY button, while the" Version 04212a " is shown.
<How to exit>
Press STANDBY/ON button.
<Explanation of each parameter>
Details of FL display
1 2
DIR
1 UNLOCK
E = UNLOCK
= LOCK
Digital Selector
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 s i o n 0 4 2 1 2 a
D S P D e b u g Mo d e
3 4 5
MEMORY/DOWNLOAD
6 MEMORY Address
0 = AC3+PLII
1 = AC3/PCM+T-D
2 = DTS/DTS-ES
3 = DTS
5 = AAC+PL"6" : COS
7 = FACTORY TEST MODE
7
ROM/RAM Select/Download Status
H = RAM (Complete Auto Boot)
L = ROM (Under Auto boot)
1 sec.
E 1 A - - - 0 - o 2 3 o
6 7 8
DSP
8 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
9
DSP Decode
0 = Decode OK
X = Decode NG
9
- = Analog in
HT-R320