Onkyo TX-SR674, Руководство по обслуживанию

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TX-SR674/674E/8467
IC BLOCK DIAGRAMS AND TERMINAL DESCRIPTIONS -29
Q5501 : R2S15211FP (8 ch Electronic Volume and 11 Input Selector and Tone Control)
TERMINAL DESCRIPTION
PIN No.
Name
Function
42 DATA
Input pin of control data
43 CLOCK Input pin of control clock
Output pin of FL/FR/C/SW/SL/SR/SBL/SBR channel
FRIN2, FLIN2,
SRN2,SLIN2,
SWIN2,CIN2,
SBRIN2,SBLIN2 35,34,
33,32,
31,30,
29,28
Input pin of L/R/C/SW/SL/SR/SBL/SBR channel (Multi IN 1/2)
71 RECR3
Output pin for L/R channel REC Output
Frequency characteristic setting pin of L/R channel tone control (Treble)
23,27
TREL, TRER
21,22,
25,26
19,17,
14,12,
9,7,
4,2
FROUT,FLOUT,
6-OUT,5-OUT,
4-OUT, 3-OUT,
2-OUT,1-OUT
BASSL1,BASSL2
BASSR1,BASSR2
FLIN1, FRIN1,
CIN1,SWIN1,
SLIN1,SRIN1,
SBLIN1,SBRIN1 73,74,
75,76,
77,78,
79,80
Frequency characteristic setting pin of L/R channel tone control (Bass)
20,16,
15,11,
10,6,
5,1
FRC,FLC,
6-C,5-C,
4-C,3-C,
2-C,1-C
Connects capacitor for reducing click noise of
L/R/C/SW/SL/SR/SBL/SBR channel volume
INL1,INL2, INL3,
INL4,INL5,INL6,
INL7,INL8,INL9
Input pin of L/R channel (Input Selector)
46,48,50,
52,54,56,
58,60,64
INR1,INR2, INR3,
INR4,INR5,INR6,
INR7,INR8,INR9 45,47,49,
51,53,55,
57,59,63
36,37 ADCL, ADCR Output pin for L/R channel ADC
72
3,8,
13,18
AGND
Analog ground of internal circuit
24
AVCC
Positive power supply to internal circuit
41 DGND Digital ground of internal circuit
44
AVEE
Negative power supply to internal circuit
38,39 SUBL,SUBR
Output pin for L/R channel SUB Output
RECL3
40 MONO Input pin of monaural (Input Selector)
61,62,
65,66,
67,68,
69,70
INRA/RECR1,INLA/RECL1,
INRB/RECR2,INLB/RECL2,
INR10/RECR4,INL10/RECL4,
INR11/RECR5,INL11/RECL5
Input pin of L/R channel (Input Selector)/
Output pin for L/R channel REC Output