Sony KDF-E42A12U Service Manual page 65

A B C
N..-LE4B
1
CN3500
MODEM
10 9 8
2 7 6 5 4
3 2 1
3
4
SMARTCARD AND MODEM
5
6
+3V3D
FL3500
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
D E F
SMC/MODEM Connector
PIN 1 : GND
PIN 2 : nSMC_INT
PIN 3 : DTE-CTS
PIN 4 : DTE-RTS
PIN 5 : nSMC_RST
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
FB3551 0uH
FB3546 0uH
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
0
CHIP
3V3FILTER+
R3501
0
L3504
0.1uH CHIP
R3502
3V3_IIC
0
C3513 C3514
CHIP
100 0.1
6.3V 10V
EMI
L3500
R3508
FB3501
10uH
0
0uH
CHIP
C3521
0.1
10V
D3504
3V3AVDD
RB501V-40TE-17
FB3502
0uH
C3522
0.1
10V
3V3_IIC
R3547
FB3507
100
1/16W
SCL_COFDM
SDA_COFDM
R3542 R3544 R3546
FB3505
10k 100
10k
0uH
R3507 1/16W
1/16W 1/16W
100
8
R3506 100 FB3504 0uH
7
R3504 10k 0uH
FB3503
6
R3505
C3531
5 1k 1V8FILTER
1/16W 0.001
4
50V
3
C3524 L3501
0.001 0.47uH
2
50V
C3530
3V3AVDD
1
0.001
C3528
50V 22p
C3525
50V
0.001 C3535
C3520 R3503
0.1 50V
XX
C3523 C3527 C3529
10V C3526
C3532
0.1 82p 82p 22p
10V 100p
50V 50V 50V
50V
R3545
R3543
2.2k
2.2k
1/16W
1/16W
G H I J
+3V3D
R3537
2.2k
CHIP
nMODEM_EN
MODEM_EN
Q3504
DTC114EKA-T146
nMODEM_EN
R3509
1k
nSMC_RST
RTS1B
TXD2B
TXD1B
D3501
BZA862AVL
+3V3D_MODEM
+5VD
IN_TS_BCLK,IN_TS_PVAL,IN_TS_PSYNC
R3561
100
1/16W
C3538
0.01
16V
C3544
3V3FILTER+
0.01
16V
RB3500 RB3501
47 47
R3548 C3537
10k 0.01
1/16W
16V
R3549
XX
0uH
A0 TSD6
C3551
0.01
SCL TSD7
16V
SDA
DVdd
TESTMODE DVss
C3549 0.01
RFAGC/GPO
CVdd
FB3509
QSDA
CVss 0uH
C3546 0.01
QSCLK
CVdd
IC3504 X3500
IFAGC 20.480MHz
CXD1976R-T6 CVss
C3533 0.01
COFDM DEMODULATOR
CVss
XTALI
CVdd
XTALO
AINN CVss
R3567
100
AINP CVdd
C3547 1/16W
L3502 C3534
AVss CVss 0.01
0.1uH
0.01 16V
AVdd
CVdd
AVdd
CVss
0.01
16V AVss
CVdd
C3548 C3550
0.01 0.01
16V
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 -
K L M
+3V3D_MODEM +3V3D
FB3557
0uH
C3504 C3570
0.1 0.1
10V 10V
R3518
!OE1!
VCC 10k
1/16W
A0
!OE2!
A1 CTS1B
Y0
A2
Y1 nSMC_INT
R3516 47
A3 Y2 RXD1B
A4 RXD2B
Y3
R3517 47
A5
Y4
A6
Y5 R3554
10k
A7
Y6
GND
Y7
IC3502
74LVC541APW
OCTAL TRANSCEIVER
IN_TSD[0-7]
IN_TSD[4]
IN_TSD[5]
IN_TSD[6]
IN_TSD[7]
3V3FILTER+
1V8EMI
C3552
18p
50V
C3553
18p
50V
1V8FILTER
N
5/7
COFDM
~ N Board Schematic Diagram [ Digital I/F ] Page 5/7 ~
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