Onkyo TX-2100, Service Manual

Page: 6 / 35

TX-2100
SCHEMATIC DIAGRAM 1
DISPLAY SECTION
D709
STAND-BY
SEL4110R
C702
474
L701
NCH-1452
C711
100/6.3
C701
0.01F
C703
100/6.3
D711
D710
D701
D704
ATTENTION
V A
ET CALIBRATION COMME INDIQUE.
D'INCENDIE, REMPLACER UNIQUEMENT
PERMANENTE CONTRE LES RISQUES
AFIN D'ASSURER UNE PROTECTION
PAR UN FUSIBLE DE MEME TYPE
E LENT. POUR UNE PROTECTION PERMANENTE,N'UTILISER
CE SYMBOLE INDIQUE QUE LE FUSIBLE UTLISE EST
INDIQUE LA QU LE PRESENT SYMBOL EST APPOSE.
QUE DES FUSIBLES DE MEME TYPE. CE DARNIER EST
RATING REFER TO THE MARKING ADJACENT TO THE SYMBOL
FOR CONTINUED PROTECTION AGAINST FIRE
HAZARD,REPLACE WITH SAME TYPE FUSE. FOR FUSE
THIS SYMBOL LOCATED NEAR THE FUSE INDICATES
THAT THE FUSE USED IS SLOW OPERATING TYPE
V A
AGAINST FIRE HAZARD, REPLACE
FOR CONTINUED PROTECTION
AND RATING INDICATED.
ONLY WITH FUSE OF SAME TYPE
CAUTION
BY MARK
ARE CRITICAL FOR SAFETY.
IDENTIFIED
NOTE
THE COMPONENTS
REPLACE ONLY WITH PART NUMBER SPECIFIED.
.
. VOLTAGE (MEASURED
WITH VOLTMETER) IS DC VOLTAGE. (NO INPUT SIGNAL)
.
ELECTROLYTIC CAPACITORS (
) ARE IN
F/WV.
.
ALL CAPACITORS ARE IN pF/50WV UNLESS OTHERWISE NOTED.
EX) 030-3pF 330-33pF 331-330pF 333-0.033uF
u
ALL RESISTORS ARE IN OHMS 1/4WATTS UNLESS OTHERWISE NOTED.
.
THE THICK LINES ON PC BOARD ARE THE PRINTING SIDE OF THE PARTS.
EX) PRINTING SIDE
CIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT.
.
.
X701
STBY
RDSSCK
8G
9G
10G
11G
12G
P1
P2
P3
P4
VLOAD
P5
P6
P7
P8
P9
P10
P11 P12 P13 P14 P15 P16
PROTECT
RFIN
SD ST
VDD
S.TONE
REMIN SYSIN
POFF
RDSDATA
POWER
SPARL
SPBRL
F-MUT
T-MUT
X2
X1
VSS
XT2
XT1
AVREF
AVDD
K0
K1
K2
K3
K4 MODE1 AREA MODE2 AVSS RST VOL-DN VOL-UP STB NC NC PLL DATA CL VDD 1G 2G 3G 4G 5G 6G 7G
Q701
MPD78044FGF-217-3B9
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
P16 P15 P14 P13 P12 P11 P10 P9 P8 P7 P6 P5 P4 P3 P2 P1 NP NP NP NP NP NP NP NP NP NP NP NP NP NP NP NP NP NP NP NP NP NP NP NP F2 F2 NP NP 12G 11G 10G 9G 8G 7G 6G 5G 4G 3G 2G 1G NP F1 F1
Q702 HNA-12MM49 OR 12-BT-102GK
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59
R778
1K
R724
10K
R723
NON
R702
47K
R783
NON
R725
NON
R722
3.3K
R717 47K
R733
4.7K
R714 10K
R715
10K
R756 1K
R712
270
R701
100
R779
10K
R706
100K
R707 100K
R767
R782
1K
R781
1K
R726
10
R727
NON
R755
10
R789
1K
R790
1K
R759
1K
R758
1K
R777 2.2K
R774
R773
R772
R769
R768
R721
R720
R719
R718
R729
R730
R731
R732
R R R R R R R R R R R R
Q706
2SC1740S
Q705
2SC1740S
C724
103Z
C705
103Z
AREA
4.19MHz
R767 - R769 1K
R772 - R774 1K
R729 - R732 4.7K
R718 - R721 3.3K
10K*12
R706
A
1
2
3
4
5
B C D