Read Sony MEX-DV1100 / MEX-DV2100 Service Manual online
MEX-DV1100/DV2100
MEX-DV1100/DV2100
19
19
5-2. BLOCK DIAGRAM - TUNER/AUDIO Section -
ELECTRICAL VOLUME
IC307
X1
8.664MHz
9
8
10
XTI
RESETN
XTO
CN302 (2/4)
10
8
EEPROM
IC504
TUNER UNIT
TUX201
J201
(ANTENNA IN)
RDS DECODER
IC201
L
R-CH
7
VDDD
1
VDDA
1
4
R 3
TU_SDA 14
ANT
SDA
TU_SCL 13
SCL
SDA 12
SDA
NSMASK
SDA
SCL 11
INTN 15
28
DAVN
SCL
S_METER 6
VSM
QUALITY 5
QUALITY
TU_MUTE 7
TU MUTE
MUTE-CONDITION 8
MUTE CON
E2P_SDA 17
TRDA
E2P_SCL 16
TRCL
RDS 9
MPX 16
TUNER NOISE MASK
CONTROL SWITCH
Q202
B+ SWITCH
Q203, 204
B/U+3.3V
(Russian)
I2CSIO
SCL
27
I2CCKO
VSM
83
VSM
QUALITY
82
QUALITY
NSMASK
19
NSMASK
DA
VN
17
DA
VN
TU MUTE
21
TUNA
TT
MUTE CON
18
TUNA
TTIN
TRDA
22
EESIO
SADA
TA
79
SA_IN
SACLK
32
SA_CLK
VOLA
TT
48
VOL_A
TT
TX
29
E_VOL_SO/TX
CLK
31
E_VOL_CKO
RX
30
E_VOL_CS/RX
40
OPEN_MUTE
41
NC
TRCL
23
EECKO
CN301 (1/2)
15
13
CN302 (3/4)
1
R-CH
R-CH
BUS AUDIO IN/
AUX AUDIO IN
BUS AUDIO IN/
AUX AUDIO IN
MIC IN
(DV1100)
(DV2100)
(L)
(R)
(L)
(R)
7 SE2L
5 SE3L
SDA
11 DIFFL
28 MIC
9 SE1L
2 INAFL
POWER AMP
IC802 (1/2)
12 IN_RR
FL+
11 IN_RF
J901
AUX
A
FL, LS, CEN, SUB, AIN_L
LS
FL
LINE AMP
IC306
LINE AMP
IC305
CEN
SUB
AIN_L
LINE AMP
IC304
FL–
8 INARL
5 INAC
6 INASW
11 INBFL
INPUT SELECTOR,
AUDIO PROCESSOR
IC302
OUTLR 19
OUTLF 20
OUTAFL 22
RR+ 5
RR– 3
OUTARL 26
OUTAC 24
OUTASW 25
23
SDA
SCL
22
SCL
SDA
SCL
SAOUT
26
SADA
TA
SAIN
25
SACLK
MUTE
21
VOLA
TT
SDA
35
TX
SCK
36
CLK
CS
37
ACGND
16
DIAG
25
STB
22
SDA
2
SCL
4
RX
MUTING
Q307
MUTING
Q304
MUTING
Q303
MUTING
Q302
MUTING
CONTROL SWITCH
Q310, 311
R-CH
R-CH
D309
D306
42
AT
T
D505
Q301
B/U B+
46
STB
45
DIAG
20
BEEP
+
+
D305
CN301 (2/2)
SUB OUT
BUS LGND
CENTER OUT
7
5
CN801 (1/2)
1
9
FR+
FR–
4
12
1
16
FRONT AUDIO OUT
(L)
(R)
R-CH
R-CH
CN302 (4/4)
3
5
REAR AUDIO OUT
(L)
(R)
R-CH
3
(DV2100)
FL+
FL–
RF+ 9
RF– 7
1
9
FR+
FR–
4
12
R-CH
SYSTEM CONTROLLER
IC501 (2/3)
: DVD/CD PLAY (AUDIO)
: TUNER (FM/AM)
SIGNAL PATH
R-ch is omitted due to same as L-ch.
: BUS AUDIO IN
: AUX IN
: MIC IN
B
A_MUTE
C
DOOR_SW
(DV2100)
MIC AMP
IC301
GROUND
SWITCH
LINE AMP
IC303
(Page 18)
(Page 18)
(Page 20)
Ver. 1.3
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