HT-R540
OPERATION CHECK-4
DEBUG MODE-1
E1A48K0N/OFFPoO
Ver. 101/06222A
<Ex.>
1
4
2
56 8
71039
The operations of DSP and DIR etc are able to checked by the information displayed on FL in this debug mode.
This information will help to analysing digital audio no sound trouble.
DIR Input
E = UNLOCK
= LOCK
1
Digital Selector
0 = None
1 = COAXIAL
2 =
3 = OPT 1
4 = OPT 2
5 =
7 =
2
Sampling Frequency
and Emphasis
32K = 32 kHz without Emphasis
44K = 44.1 kHz without Emphasis
48K = 48kHz without Emphasis
64K = 64 kHz
4
DIR Detect Type
0 = Analog
1 = PCM
2 = Not PCM
3 = Data
4 = DTS CD (Not used)
5 = Multich
6 = Not Decided
5
DSP Detect Format
P = PCM (Analog)
D = Dolby Digital
d = DTS
A = AAC
? = Unknown
9
DSP Decode
o = Decode OK
x = Decode NG
10
To set in Debug mode
1. Press and hold down DISPLAY button, then press STANDBY/ON button while the unit is powered on.
The version number of microprocessor is displayed only for 3 seconds.
2. Press DISPLAY button while the DSP version is displayed. The status of DSP and DIR etc will be displayed.
To exit
Press STANDBY/ON button.
-------------------------------- DIR ------------------------------------
DIR Status
D = Digital
A = Analog
M = Multich
P = Multich PCM
p = PCM Fixed
d = DTS Fixed
3
------------------ DSP --------------------
Content of Display
CODEC Clock Mode
N = Normal
U = Up Sampling
H = High Sampling (Double Rate)
D = Down Sampling
Q = Quad Rate
6
DSP Port
0 = NIC
1 = DEC
2 = BUSY
3 = EXEC WAIT
04 = Boot
11 = Restart
FF = Free
7
11
<Ex.>
6 = OPT 3
88K = 88.2 kHz
96K = 96 kHz
176 = 176.4 kHz
192 = 192 kHz
32e = 32 kHz with Emphasis
44e = 44.1 kHz with Emphasis
48e = 48 kHz with Emphasis
DSP Sequence
8
Mute output IC
11
(Normal state)
(Abnormal state)
------- Main Microprocessor --------
0 = Selector IC(Q5501)
1
2 = DSP(Q201)
3 = DIR(Q301)
1. Press TONE+ button within 3 seconds above, the version number of DSP will be displayed for 5 seconds.
DSP :06206A
<Ex.>
FL Display
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