Ssb: Tuner - Philips 32PFL3205/12 Service Manual

Circuit Diagrams and PWB Layouts

SSB: Tuner

Tuner
B06
1 2
A
TU1601 TU1601
TUNER TUNER
1
NC
2
NC
3
GND
VS_TUNER
4
+B(5V)
TU_AGC
5
RF AGC
6
GND
TU_SDA
7
SDA
TU_SCL
8
SCL
TU_AS
9
TU AS
10
NC
11
NC
12
NC
13
SIF
14
NC
15
AUDIO
TU_CVBS
16
VIDEO
B
TU_SIF
C
D
E
1 2
TPM4.1E LA 10.
3 4
+5V_TUNER
C1601 C1601 R1601 R1601 C1604 C1604
100N 16V 100N 16V C1624 C1624
0R(NC) 0R(NC)
2U2 16V(NC) 2U2 16V(NC)
10uF 10V 10uF 10V
R1606 R1606 R1602 R1602
0R05 1/16W 0R05 1/16W 10K 1/16W 5% 10K 1/16W 5%
C1609 C1609
R1605 R1605
Q1602 Q1602
BC847C BC847C
47uF 25V 47uF 25V 10R 1/16W 5% 10R 1/16W 5%
R1612 R1612
R1611 R1611 75R 1/10W 1% 75R 1/10W 1%
33K 1/16W 33K 1/16W
R1615 R1615
0R05 1/16W 0R05 1/16W R1617 R1617
C1615 C1615 100N 16V 100N 16V
SIF_P
R1619 R1619 C1617 C1617 0R05 1/16W 0R05 1/16W
2K2(NC) 2K2(NC)
22P 50V 22P 50V
C1620 C1620 100N 16V 100N 16V
SIF_N
R1622 R1622
0R05 1/16W 0R05 1/16W
3 4
EN 45
5 6
U1602 U1602
L7805CD2T-TR(NC) L7805CD2T-TR(NC)
+12V
FB1602 FB1602
120R/6000mA 120R/6000mA R1607 R1607 15 OHM +-5% 1/4W(NC) 15 OHM +-5% 1/4W(NC)
1
IN
R1614 R1614 15 OHM +-5% 1/4W(NC) 15 OHM +-5% 1/4W(NC)
R1628 R1628 15 OHM +-5% 1/4W(NC) 15 OHM +-5% 1/4W(NC)
1 2
L1601 L1601 C1626 C1626
150uH(NC) 150uH(NC) 330N 25V(NC) 330N 25V(NC)
+5V_ON
+ + C1603 C1603
1000uF 10V 1000uF 10V
R1608 R1608 C1610 C1610
TU_AVI R1609 R1609
TV_CVBS
75R 1/16W 1% 75R 1/16W 1% 100R 1/16W 5% 100R 1/16W 5%
47N 16V 47N 16V
R1610 R1610
C1612 C1612
75R 1/16W 1% 75R 1/16W 1% 47pF 50V 47pF 50V C1627 C1627
Tuner_CVBS_GND 13
1UF 6.3V 1UF 6.3V
13
+5V_TUNER
R1613 R1613
10K 1/16W 5% 10K 1/16W 5%
13
U1601 U1601
1 6
B1 S
2 5
GND VCC
3 4
B0 A
NC7SB3157P6X NC7SB3157P6X
R1620 R1620 C1618 C1618
33K 1/16W 33K 1/16W 100N 16V 100N 16V
R1627 R1627 0R(NC) 0R(NC)
R1623 R1623
4.7K1/16W 4.7K1/16W
TU_SCL R1624 R1624 10R 1/16W 5% 10R 1/16W 5%
TU_SDA R1625 R1625 10R 1/16W 5% 10R 1/16W 5%
C1621 C1621 C1622 C1622
33P 50V 33P 50V 33P 50V 33P 50V
R1626 R1626
4.7K1/16W 4.7K1/16W
5 6
2010-Jan-21
7 8
FB1601 FB1601
120R/6000mA(NC) 120R/6000mA(NC)
+5V_TUNER
3 1 2
OUT
C1625 C1625
100N 25V(NC) 100N 25V(NC)
13
+5V_TUNER
SCT1_CVBS_OUT_CTL# 13
C1613 C1613
+5V_TUNER
100N 16V 100N 16V
R1616 R1616
Q1603 Q1603
C1616 C1616
BC847C BC847C
10R 1/16W 5% 10R 1/16W 5% R1618 R1618
SCT1_CVBS_OUT 6
75R 1/16W 1% 75R 1/16W 1%
C1619 C1619 470uF 10V 470uF 10V
R1621 R1621
1U 25V 1U 25V
75R 1/16W 1% 75R 1/16W 1%
+5V_ON
+3V3
Q1601 Q1601 Q1604 Q1604
2N7002 2N7002 2N7002 2N7002
MT_SCL 12,13
+5V_ON
+3V3
Q1605 Q1605 Q1606 Q1606
2N7002 2N7002 2N7002 2N7002
MT_SDA 12,13
IIC LEVEL SHIFT
7 8
Tuner
B06
C1601 A2 C1603 A4
C1604 A3 C1609 B3
C1610 B6 C1612 B5
C1613 C7 C1615 C4
C1616 C7 C1617 C3
C1618 C6 C1619 C6
C1620 C4 C1621 D5
C1622 D5 C1624 A4
C1625 A7 C1626 A6
A C1627 B6 FB1601 A7
FB1602 A5 L1601 A5
Q1601 D6 Q1602 B4
Q1603 C7 Q1604 D7
Q1605 E6 Q1606 E7
R1601 A3 R1602 B3
R1605 B4 R1606 B3
R1607 A5 R1608 B5
R1609 B5 R1610 B5
R1611 B3 R1612 B4
R1613 C5 R1614 A5
R1615 C3 R1616 C7
R1617 C3 R1618 C7
R1619 C3 R1620 C5
R1621 C7 R1622 C3
R1623 D6 R1624 D5
R1625 D5 R1626 E6
R1627 D6 R1628 A5
B
TU1601 A1 U1601 C6
C
D
E
C 2010-01-14
715G3786
18870_506_100107.eps
100308