HT-R640
OPERATION CHECK-4(1/2)
DSP DEBUG MODE
E1A48K0N/OFFPoO
Ver. 0.50/05131a
<Ex.>
1
4
2
5 6 8
7 1039
The operation of DSP is able to checked by the information displayed on FL in this debug mode.
This information will help to pursue the cause of trouble.
UNLOCK
E = UNLOCK
= LOCK
1
Digital Selector
0 = None
1 = OPT 3
2 = OPT 2
3 = OPT 1
4 = COAX 1
5 = COAX 2
7
= FRONT
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 DSP debug mode
1. Press and hold down the
DISPLAY button, then press the
STANDBY
button while the unit is power ON.
The version number of microprocessor is displayed only for 2 seconds.
2. Press the
DISPLAY
button while
" DSP :06421A"
is displayed. The status of DSP and DIR 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 = HDMI
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
11
= Selector IC(Q5501)
= DSP(Q201)
= DIR(Q301)
(Normal state)
(Abnormal state)
------- Main Micro Processor --------
0
1
2
3
1. Press the TONE+ button within 2 seconds above, the version number of DSP is displayed.
DSP :06421A
<Ex.>
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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