Appa300 (Ac: Ic301); Block Diagram - Denon AVR-3808CI Service Manual

APPA300 (AC : IC301)
80
81
100
1

Block Diagram

Stereo-
Lin
Stereo-
Rin
51
50
31
30
Input Selector Gain :
0 / -3 / -6 / -9 / -12dB
/ Mute
SUb Volume :
+31 to -94dB
/ 1dBstep
83
AVR-3808CI / AVR-3808 / AVC-3808
No. No.
Pin Name Pin Name
1 ROUT 51 R10IN
2 COUT 52 L13IN
3 LS OUT 53 L11IN
4 RS OUT 54 R13IN
5 LB OUT 55 R11IN
6 RB OUT 56
7 S WOUT 57 REC_B1R
8 SUB_LOUT 58 REC_B1L
9 SUB_ROUT 59 REC_A4R
10 SUB_LIN 60 REC_A4L
11 SUB_RIN 61 REC_A3R
12 V + 62 REC_A3L
13 L1I N 63 REC_A2R
14 V - 64 REC_A2L
15 R1I N 65 REC_A1R
16 A DR 66 REC_A1L
17 L2IN 67 VDDOUT
18 DCCAP_L 68
19 R2IN 69 CLOCK
20 DCCAP_R 70 LATCH
21 L3I N 71 MUTE
22 DCCAP_C 72 ROUT_ADC
23 R3IN 73 LOUT_ADC
24 DCCAP_LS 74
25 L4I N 75 LBDIN
26 DCCAP_RS 76 RBDIN
27 R4IN 77 LSCIN
28 DCCAP_LB 78 RSCIN
29 L5I N 79 LBCIN
30 DCCAP_RB 80 RBCIN
31 R5IN 81
32 DCCAP_SW 82
33 L6I N 83
34 DCCA P 84
_SUBL
35 R6IN 85 LSAIN
36 DCCA P 86 RSAIN
_SUBR
37 L7I N 87 LBAIN
38 GND 88 RBAIN
39 R7IN 89 SWAIN
40 GND 90
41 L8I N 91
42 GND 92
43 R8IN 93
44 GND 94 LSBIN
45 L9IN 95 RSBIN
46 GND 96 LBBIN
47 R9IN 97 RBBIN
48 L12IN 98 SWBIN
49 L10IN 99
50 R12IN 100 LOUT
Main Volume :
+31.5 to -95dB / 0.5dBstep
Multi-
Cin
Lout for
ADC
Multi-
LSin
Rout for
ADC
Multi-
RSin
Multi-
LBin
Sub-Lout
Multi-
RBin
Sub-Rout
Multi-
SWin
Control Logic
Data Clock Latch
GND
DATA
GND
GND
LAIN
RAIN
CAIN
GND
LBIN
RBIN
CBIN
GND
Lout
Rout
Cout
LSout
RSout
LBout
RBout
SWout
ADR
MUTE