Sony STR-DG2100 Service Manual ▷ View online
STR-DG2100
29
29
STR-DG2100
10 LIN1
13 SLIN1
15 SBLIN1
12 CIN1
17 SWIN1
46
RECL2
L
J1001
J1002 (1/2)
PHONO
IN
SA-CD/CD
IN
MD/TAPE
IN
J1003
J1004 (1/2)
EQ AMP
IC1006
R-CH
R-CH
R-CH
R-CH
R-CH
R-CH
R-CH
34 INL7
BRAVIA_SEL
32 INL6
28 INL4
30 INL5
26 INL3
24 INL2
22 INL1
J1002 (2/2)
J701
36
INL8
MD/TAPE
OUT
AUTO
CAL MIC
R-CH
INPUT SELECTOR,
ELECTRICAL VOLUME
IC1001
44
RECL1
J1004 (2/2)
MIC AMP
IC703
88
LOUT
85
SLOUT
83
SBLOUT
86
COUT
81
SWOUT
41
ADIFL
W PREOUT
LINE AMP
Q708
R-CH
MIC
AUCOM-DATA
AUCOM-CLK
FUNC-LAT
60
DATA
59
CLOCK
EVOL_DATA
EVOL_CLK
DATA
MIC
MIC
CLK
LAT-F
EVOL_DATA
EVOL_CLK
EVOL_DATA
EVOL_CLK
• SIGNAL PATH
• R-CH is omitted due to same as L-CH.
: AUDIO (ANALOG)
R
L
R
L
R
TV
IN
R-CH
L
R
L
R
L
R
L
R
L
R
SAT/CATV
AUDIO
IN
VIDEO 2
AUDIO
IN
DVD/BD
AUDIO
IN
VIDEO 1
AUDIO
IN
J703 (1/2)
R-CH
L
R
VIDEO 3 IN/
PORTABLE
AV IN
AUDIO
VIDEO 1
AUDIO
OUT
L
R
L
R
13
37
26
49 LIN2
52 SLIN2
54 SBLIN2
56 SWIN2
51 CIN2
D/A-L
D/A-SL
D/A-SBL
D/A-SW
D/A-C
MULTI
CHANNEL
INPUT
J1006
SUR
BACK
FRONT
L
R
L
R
SURROUND
L
R
J1007
CENTER
SUB
WOOFER
R-CH
R-CH
R-CH
17 16 14
DATA
CK
ST
DATA
CLK
LAT-F
SIRIUS_L
38
FRONT-L
SL
SBL
C
36
12
INPUT SELECTOR
IC1003
13
10
X0
X
A
14 X1
INPUT SELECTOR
IC8009
12
2
9
6 L_COM1
L1
L_COM2
L_COM3
11
L8
BRAVIA_SEL
BRAVIA_SEL
XML
39
3
L2
10
L7
TU-L
3
4
L3
8
L6
DMPORT_L
40
5
L4
7
L5
17 16 14
DATA
CK
ST
DATA
CLK
LAT-F
INPUT SELECTOR
IC1002
3 L2
2 L1
4
L-COM1
10
L-COM3
12
L-COM4
7
L-COM2
11
L7
LINE AMP
IC8012
2CH-L
6
LINE AMP
IC1007
91
LIGO
8 L5
90
74
LVIN
SBLVIN
38
INL9
100
SLIGO
99
SLVIN
97
CIGO
96
CVIN
79
SWIGO
80
SWVIN
73
SBLIGO
9 L6
62
SUBL2
5 L3
6 L4
PHONO/BRAVIA
SELECT SWITCH
Q1011, 1012
BUFFER
IC706
6-6. BLOCK DIAGRAM – ANALOG AUDIO Section –
(Page 32)
(Page 30)
(Page 30)
(Page 24)
(Page 24)
(Page 24)
(Page 26)
(Page 32)
(Page 32)
STR-DG2100
30
30
STR-DG2100
FRONT-L
SL
SBL
C
• SIGNAL PATH
• R-CH is omitted due to same as L-CH.
: AUDIO (ANALOG)
43
5
W PREOUT
LIMITTER
PROTECT
37
36
PRE DRIVE
Q1501 – 1505
BOOSTER
Q1507, 1508
BIAS
Q1521
CURRENT
DETECT
Q1522, 1523
CURRENT
DETECT
Q1524
LIMITTER
IC1901
LIMITTER
DETECT
Q1907, 1908
LEVEL
DETECT
Q1904 – 1906
BIAS ALIGNMENT
BIAS ALIGNMENT
BIAS ALIGNMENT
BIAS ALIGNMENT
RV1501
HP SW
RELAY DRIVE
Q1009
HP-RY
RY1009
PHONES
J702
R-CH
RELAY DRIVE
Q1007
SP-A
RELAY DRIVE
Q1008
SP-B
RY1007
RY1008
R-CH
L
FRONT A
R
L
R
TB1001
+
−
+
+
+
FRONT B
SPEAKERS
−
−
−
PRE DRIVE
Q1701 – 1705
BOOSTER
Q1707, 1708
BIAS
Q1871
CURRENT
DETECT
Q1872, 1873
CURRENT
DETECT
Q1874
RV1851
RELAY DRIVE
Q4001
REAR-RY
RELAY DRIVE
Q4002
SB-RY
RY4001
RY4002
R-CH
R-CH
L
SURROUND
R
L
R
TB4001
+
−
+
+
+
SURROUND
BACK
−
−
−
PRE DRIVE
Q1801 – 1805
BOOSTER
Q1807, 1808
BIAS
Q1771
CURRENT
DETECT
Q1772, 1773
CURRENT
DETECT
Q1774
RV1751
R-CH
R-CH
PRE DRIVE
Q1601 – 1605
BOOSTER
Q1607, 1608
BIAS
Q1571
CURRENT
DETECT
Q1572, 1573
CURRENT
DETECT
Q1574
RV1551
RELAY DRIVE
Q1006
RELAY DRIVE
Q4081
C-RY
PREOUT-RY
PREOUT-RY
HP SW
HP-RY
SP-A
SP-B
REAR-RY
SB-RY
C-RY
PREOUT-RY
HPSW
HP-RY
SP-A-RY
SP-B-RY
REAR-RY
SB-RY
C-RY
RY1006
CENTER
TB1301
+
−
J4081
RY4081
PRE OUT
SUB
WOOFER
(Page 29)
(Page 29)
6-7. BLOCK DIAGRAM – POWER AMP Section –
(Page 24)
(Page 33)
STR-DG2100
31
31
STR-DG2100
• SIGNAL PATH
:VIDEO
J6004 (1/2)
J6005 (1/2)
SAT/CATV
VIDEO IN
DVD/BD
VIDEO IN
VIDEO 2
VIDEO IN
VIDEO 1
VIDEO IN
MONITOR
VIDEO
OUT
J6004 (2/2)
J6005 (2/2)
15
V1. OUT
3 TV
5 LD
9 V2. IN
13 V1. IN
7 V3
14
SW1
10
SW2
VSEL1
VSEL2
4
SW3
VSEL3
6
SW4
VSEL4
2
SW5
1
M. OUT
J703 (2/2)
VIDEO 3 IN/
PORTABLE
AV IN VIDEO
VSEL5
DM_SEL1
VIDEO 1
VIDEO OUT
M_MUTE
UPCON SW
42
VIDEO_IN
33 VIDEO_OUT
7
MUTE1
MUTE2
16
VIDEO AMP
IC6103
INPUT SELECT
IC6302
V-CON
D6502
D6501
35
C_MON_MUTE
J6001
P
B
/C
B
P
R
/C
R
Y
COMPONENT
VIDEO
ASSIGNABLE
(INPUT ONLY)
P
B
/C
B
P
R
/C
R
Y
VIDEO 1
IN
P
B
/C
B
P
R
/C
R
Y
VC-SEL
COMPONENT
VIDEO
MONITOR
OUT
J6002
SAT/CATV
IN
P
B
/C
B
P
R
/C
R
Y
DVD/BD
IN
24
CH1OUT
CH1IN3
CH1IN1
CH1IN2
1
3
INPUT SELECT
IC6001
5
22
CH2OUT
20
CH3OUT
CH2IN3
CH2IN1
CH2IN2
8
10
12
CH3IN3
CH3IN1
CH3IN2
17
15
13
2
SW1
VC-SEL2
Y OUT
CB OUT
CR OUT
33
COMP-Y
CB
CR
4
SW2
VC-MUTE
23
PS
VIDEO
MUTING
IC6104
32
CVBS
41
DMPORT_VIDEO
RELAY DRIVE
Q6001
SYNC DETECT
IC6101
COMP ON/OFF
RY6002
RY6001
Q6101
COMPO-DET
RY6003
VOUT
34
3
VIDEO AMP
Q6103
SYNC DETECT
IC6102
Q6102
CVBS-DET
VIDEO
SELECT
IC6505
VIDEO
SELECT
IC6204
VIDEO AMP
Q6104
6-8. BLOCK DIAGRAM – VIDEO Section –
(Page 28)
(Page 28)
(Page 28)
(Page 28)
(Page 32)
(Page 32)
STR-DG2100
32
32
STR-DG2100
(Page 29)
6-9. BLOCK DIAGRAM – PANEL, XM/SIRIUS RECEIVER, DMPORT Section –
(Page 26)
(Page 31)
(Page 24)
(Page 26)
(Page 31)
(Page 29)
(Page 26)
(Page 27)
(Page 24)
(Page 29)
16
TUNE+/–1
15
TUNE+/–2
ROTARY
ENCODER
S714
18
TONE+/–1
17
TONE+/–2
FUNC-JOG_A
FUNC-JOG_B
VOL-JOG_A
VOL-JOG_B
AD-KEY1
AD-KEY2
AD-KEY3
POW-SW_DET
ROTARY
ENCODER
S713
TUNING
TONE
19 20
ROTARY
ENCODER
S715
INPUT
SELECTOR
ON/STANDBY
S701 – 712,
S720, 721, 725
21 22
98 99
ROTARY
ENCODER
S722
MASTER
VOLUME
VOLUME
100
2
SW1 (1/2)
POWER
150
FL_CLR
151
FL_LAT
153
FL_CLK
152
FL_DATA
D +12V
T701
INVERTER
TRANSFORMER
D704 – 707
RECT
F1
F2
VH
OSC
Q705,
Q706
COM2-DAT
COM2-CLK
4
C_DET
6
V_DET
34
VC_MUTE
COMPO-DET
CVBS-DET
VC-MUTE
V595 OE
V595 LAT
D701
(RED)
(GREEN)
D703
D702
MULTI
CHANNEL
DECODING
SYSTEM CONTROLLER
IC2003 (3/3)
FLUORESCENT
INDICATOR
TUBE
ND701
11
LED DRIVE
Q701, 709 – 711
LED DRIVE
Q702
LED DRIVE
Q704
LED DRIVE
Q703
CTL
Digital
Cinema
Sound
171
LED-DCS
169
LED-STB
173
LED-MLT-DIMMER
172
LED-MLT
13
OE
12
LAT
11
CLK
14
S-IN
3
QD
2
QC
VSEL4
VSEL3
1
QB
15
QA
VSEL2
VSEL1
VC-SEL2
UPCON SW
VC-SEL
COMP ON/OFF
DM_SEL1
9
S-OUT
DATA DECODER
IC6503
DATA DECODER
IC6502
42
13
OE
12
LAT
11
CLK
7
QH
5
QF
4
QE
3
QD
2
QC
14
S-IN
V-CON
119
SIRCS-IN
REMOTE CONTROL
RECEIVER
(FRONT)
IC701
9
HDMI_MUTE
33
C_MON_MUTE
M-MUTE
C_MON_MUTE
• SIGNAL PATH
• R-CH is omitted due to same as L-CH.
: AUDIO (DIGITAL)
: AUDIO (ANALOG)
39
12
30
23
5
SCRXIN
3
SCTXOUT
XM_UART_TX
XM RESET
XM_UART_RX
XM64FS
XM256FS
XMDATA
XMFS
11
RESET
19
18
COMPRXM
COMPRXP
LINE AMP
IC8008
XM RECEIVER
IC8003
D/A CONVERTER
IC8005
CN8001
XM
3
2
CN8002
SIRIUS
1
5
22
23
COMPTXM
COMPTXP
28
26
OSCIN
OSCOUT
X8001
45.1584MHz
15
ML (MS)
1
2
BCK
DATA
16
3
SCK
LRCK
39
37
I2SSCLK
I2SDATA
7
LINE AMP
IC8010
VOUTL
8
VOUTR
R-CH
R-CH
8
SIRIUS_TX
4
SIRIUS_RX
6
SI_POW_EN
XML
38
25
SIRIUS_L
CN8003
DMPORT
13
14
LINE AMP
IC8002
R-CH
5
DMPORT_RX
6
DMPORT_TX
7
DMPORT_DET
40
19
DMPORT_L
17
Lch
Rch
RXD
TXD
DET
VIDEO
41
DMPORT_VIDEO
43
41
I2SOCLK
I2SLRCK
RESET SWITCH
Q8001, 8002
XM_DACLAT
14
MC
COM1_CLK
13
MD (MDI)
COM1_DATA
: VIDEO
LEVEL SHIFT
IC2013
LEVEL SHIFT
IC2012
LEVEL SHIFT
IC6501
LEVEL
SHIFT
IC2001
BUFFER
IC2011 (2/2)
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