Sony KDF-E42A12U Service Manual page 65

A B C
N..-LE4B
1
CN3500
MODEM
10 9
2
7 6 5
3 2
3
4
SMARTCARD AND MODEM
5
6
+3V3D
7
8
CN3503
8P
SCL_TUNER
SDA_TUNER
GND
IF AGC
GND
DIGITAL IF2
DIGITAL IF1
GND
9
10
COMPONENTS MARKED AS XX ARE NOT FITTED ON THIS MODEL
11
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D E F
SMC/MODEM Connector
PIN 1 : GND
PIN 2 : nSMC_INT
8
PIN 3 : DTE-CTS
4 PIN 4 : DTE-RTS
PIN 5 : nSMC_RST
1
PIN 6 : SMC_RXD
FB3555
PIN 7 : SMC_TXD
0uH
PIN 8 : DTE-TXD
PIN 9 : DTE-RXD
PIN 10: Vcc
FB3548 0uH
FB3547 0uH
FB3553 0uH
0uH
FB3551
0uH
FB3546
FB3549 0uH
FB3550 0uH
FB3552 0uH
+5VD_MODEM
FB3554
0uH
C3509 C3518
C3571 4.7 0.1
0.1 10V
10V
D3500
BZA862AVL
D3502
BZA862AVL
R3500
3V3FILTER+
L3504
0.1uH
3V3_IIC
C3513 C3514
100 0.1
10V
6.3V
EMI
L3500
R3508
FB3501
FL3500 10uH
0uH
C3521
0.1
10V
D3504
3V3AVDD
RB501V-40TE-17
FB3502
0uH
C3522
0.1
10V
3V3_IIC
R3547
100
1/16W
SCL_COFDM
SDA_COFDM
R3542 R3544 R3546
10k 10k 100
R3507
1/16W 1/16W 1/16W
100
8
R3506 100 FB3504 0uH
7
R3504 10k 0uH
FB3503
6
R3505
5 1k C3531
1/16W 0.001
4
50V
3
C3524 L3501
0.001 0.47uH
2
50V
C3530
1
0.001 C3528
50V 22p
C3525
50V
0.001
C3520 R3503
0.1 50V
XX
C3523 C3527 C3529
10V C3526
C3532
0.1 82p 82p
22p
100p
10V 50V 50V
50V
50V
R3543 R3545
2.2k 2.2k
1/16W 1/16W
G H I
+3V3D
R3537
2.2k
CHIP
MODEM_EN
Q3504
DTC114EKA-T146
D3501
BZA862AVL
+3V3D_MODEM
+5VD
0
CHIP
R3501
0
CHIP
R3502
0
IN_TS_BCLK,IN_TS_PVAL,IN_TS_PSYNC
CHIP
R3561
100
1/16W
0
CHIP
C3538
0.01
16V
C3544
3V3FILTER+
0.01
16V
RB3500 RB3501
47
R3548 C3537
10k 0.01
1/16W 16V
R3549
XX
FB3507
0uH A0
TSD6
SCL TSD7
SDA
DVdd
FB3505
TESTMODE
DVss
0uH C3549
RFAGC/GPO
CVdd
QSDA CVss
C3546
QSCLK
CVdd
IC3504
IFAGC
CVss
C3533 0.01 CXD1976R-T6
COFDM DEMODULATOR
1V8FILTER CVss XTALI
CVdd
XTALO
AINN
CVss
AINP CVdd
C3547
L3502 C3534
3V3AVDD AVss 0.01
0.1uH CVss
0.01
16V
AVdd
CVdd
C3535
AVdd CVss
0.01
16V AVss
CVdd
C3548
0.01
16V
C3536
0.01
16V
R3558
1.5k
1/16W
C3543
C3545
0.01
0.01
3V3AVDD 16V
R3550 16V
R3559
47k
47k 3V3FILTER+
1/16W
1/16W
L3503
1V8FILTER
0.1uH
- 65 -
J K L
+3V3D_MODEM +3V3D
FB3557
0uH
nMODEM_EN
C3504 C3570
0.1 0.1
10V 10V
nMODEM_EN
R3509
1k R3518
!OE1!
VCC 10k
1/16W
A0
!OE2!
A1 CTS1B
Y0
A2
Y1 nSMC_INT
R3516 47
A3 RXD1B
Y2
nSMC_RST A4 RXD2B
Y3
R3517 47
A5
RTS1B Y4
TXD2B A6
Y5 R3554
10k
TXD1B A7
Y6
GND
Y7
IC3502
74LVC541APW
OCTAL TRANSCEIVER
IN_TSD[0-7]
47
IN_TSD[4]
IN_TSD[5]
IN_TSD[6]
IN_TSD[7]
C3551
0.01
16V
3V3FILTER+
0.01
FB3509
0uH
0.01
1V8EMI
X3500
20.480MHz
C3552
18p
50V
R3567
C3553
100
18p
1/16W
50V
1V8FILTER
C3550
0.01
16V
N
5/7
COFDM
~ N Board Schematic Diagram [ Digital I/F ] Page 5/7 ~
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