Denon AVR-1404, Service Manual

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12
12 AVR-1404/484
1 2 3 4 5 6
7
8
9
10
11
33
32
31
30
29
28 27 26 25 24 23
34
35
36
37
38
39
40 41 42 43 44
17
16
15
14
13
12
18 19 20 21 22
A1,
SCDIN
RD,
R/W,EMOE,GPIO11
W
R
,DS,
EMWR,GP
IO10
AUDATA3,XMT958 DGN
D1
VD1 MCL
K
SCLK LRCLK AUD
ATA0
AUD
ATA1
AUDATA2
DC
DD
RESET
AGND
VA
FILT1
FILT2
CLKSEL
CLKIN
CMPREQ,LRCLKN2
CS
SCD
IO,
SCDOUT,
PSEL,
GPIO9
ABOOT,I
NTREQ
EXTMEM
,GPIO
8
SDATA
N1
VD3
DGN
D3
SCLKN1,STCCLK2
LRCLKN
1
CMP
DAT,SD
ATAN2,
RCV958
CMP
CLK,SC
LKN2
A0,SCCLK
DATA7,EMAD7,GPIO7
DATA6,EMAD6,GPIO6
DATA5,EMAD5,GPIO5
DATA4,EMAD4,GPIO4
VD2
DGND2
DATA3,EMAD3,GPIO3
DATA2,EMAD2,GPIO2
DATA1,EMAD1,GPIO1
DATA0,EMAD0,GPIO0
CS49326-CL
(IC812)
CS49326-CL Terminal Function
1 VD1 Digital positive supply
2 DGND1 Digital supply ground
3 AUDATA3, XMT958 SPDIF transmitter output, Digital audio output 3
4 WR, DS, EMWR, GPIO10 Host write strobe or host data strobe or external memory write enable or general purpose input & output number 10
5 RD, R/W, EMOE, GPIO11 Host parallel output enable or host parallel R/W or external memory output enable or general purpose input & output number11
6 A1, SCDIN Host address bit one or SPI serial control data input
7 A0, SCCLK Host parallel address bit zero or serial control port clock
8 DATA7, EMAD7, GPIO7
9 DATA6, EMAD6, GPIO6
10 DATA5, EMAD5, GPIO5
11 DATA4, EMAD4, GPIO4
12 VD2 Digital positive supply
13 DGND2 Digital supply ground
14 DATA3, EMAD3, GPIO3
15 DATA2, EMAD2, GPIO2
16 DATA1, EMAD1, GPIO1
17 DATA0, EMAD0, GPIO0
18 CS Host parallel chip select, host serial SPI chip select
19 SCDIO, SCDOUT, PSEL, GPIO9 Serial control port data input and output, parallel port type select
20 INTREQ, ABOOT Control port interrupt request, automatic boot enable
21 EXTMEM, GPIO8 External memory chip select or general purpose input & output number 8
22 SDATAN1 PCM audio data input number one
23 VD3 Digital positive supply
24 DGND3 Digital supply ground
25 SCLKN1, STCCLK2 PCM audio input bit clock
26 LRCLKN1 PCM audio input sample rate clock
27 CMPDAT, SDATAN2, RCV958 PCM audio data input number two
28 CMPCLK, SCLKN2 PCM audio input bit clock
29 CMPREQ, LRCLKN2 PCM audio input sample rate clock
30 CLKIN Master clock input
31 CLKSEL DSP clock select
32 FILT2 Phase locked loop filter
33 FILT1 Phase locked loop filter
34 VA Analog positive supply
35 AGND Analog supply ground
36 RESET Master reset input
37 DD Reserved
38 DC Reserved
39 AUDATA2 Digital audio output 2
40 AUDATA1 Digital audio output 1
41 AUDATA0 Digital audio output 0
42 LRCLK Audio output sample rate clock
43 SCLK Audio output bit clock
44 MCLK Audio master clock
Pin
No.
Pin Name
Function