Sony FD TRINITRON KD-28DL11U Service Manual page 36

A B C
A1.-28DL11
TU4800
1
2
3
+5V
SPLITTER
+5V B1
+32V VC
4
RF AGC MONI
SDA
SCL
5 AS
(ANALOGUE
IF)
(ANALOGUE
IF)
IF AGC
6
DIGITAL IF
DIGITAL IF
7
8
9
CN4703
1P
GND 1
CN4702
TAB(CONTACT)
GND 1
CN4700
1P
10
GND 1
CN4701
XX
LIGHTNING 1
11
D E F
A1
2/2
5VAEMI
FB4801
0uH
C4819 C4825
0.01
0.1
25V 16V
D4801
FB4802
RB501V-40TE-17
0uH
D4802
C4812
C4817 C4828
100 RB501V-40TE-17
0.01 0.1
16V
25V 16V
33V
R4805
FB4800
D4800
470 L4802
0uH
D4804
UDZS-TE17-33B CHIP 10uH
RB501V-40TE-17
R4804
R4806 D4803
XX
C4816 C4818 C4807 47k RB501V-40TE-17
0.01 0.01 33
25V
25V 50V
TunerSDA
R4833 TunerSCL
100
1/10W
5VAEMI
R4834
100
1/10W
R4843
XX
R4842
XX
TunerSCL
IFAGC
C4833 R4839 R4838 C4830 R4850
10k 0.1 1k
0.1 10k
1/10W
16V 1/10W CHIP 16V
5VA
FL4301
0UH
C4323
100
C4324
16V
0.1
5VAEMI
16V
G H I J
FE-RESET
R4851
100
1/16W
C4824
C4834
0.1
XX
10V
R4836
R4835
100 3.3VFILTER+
100
1/16W 1/16W
FB4304
0uH
FB4302
0uH
R4305 C4315
10k 0.01
1/16W 16V
R4837
3.3V_IIC
XX
A0
FB4303
0uH SCL
R4831 R4832
10k 10k
SDA
1/16W
1/16W FB4305
0uH TESTMODE
TunerSDA
FB4301
RFAGC/GPO
0uH
QSDA
QSCLK
C4832
C4305 C4306 100p 50V
FB4300
22p 22p IFAGC IFAGC
0uH
C4300 C4311 0.01
50V 50V
CVss
1000p
1.8VFILTER
50V C4310
CVdd
1000p
50V
AINN
L4300
AINP
0.47uH
C4313
C4309 0.01
AVss
3.3VAVdd
1000p 16V
C4303 C4307
C4301
50V AVdd
82p
1000p 82p
R4303
50V
50V 50V 0.1uH AVdd
C4312
AVss
R4848 R4849 0.01
2.2k 2.2k 16V
1/16W
1/16W
C4314
0.01
16V
3.3V
R4313
FL4300
1.5k
3.3VEMI R4311
47k
C4302 C4304 R4308 1/10W
100 0.1 RN-CP
0.1uH
16V
16V 1/10W
3.3VAVdd
RN-CP
D4807
RB501V-40TE-17
D4808
IC4500
RB501V-40TE-17
PQ070XZ01ZP
REGULATOR
1 2 3 4 5
3.3VEMI
3.3VEMI
R4504
390
C4500 C4501
R4879 R4503
100 0.1
47 1k
16V 16V
1/10W 1/10W
C4502 C4504
D4806
100 0.1
16V RB501V-40TE-17
16V
D4805
RB501V-40TE-17
~ A1 Board Schematic Diagram [ Digital Front End Processing ] Page 2/2 ~
- 36 -
K L M
3.3V
R4129
XX
TUNER LOCK
D4810
XX
R4116
Q4103
XX
XX
C4321
0.01
16V
RB001
100
RB002
100
TSD6
C4330
TSD7 0.01
16V
DVdd 3.3VFILTER+
DVss 3.3VFILTER
R4333
CVdd
0.1uH
C4328
0.01 16V
CVss R4332
0uH
C4325
CVdd 1.8VEMI
0.01
IC4300
16V
CVss
CXD1976R-T6
C4814
XTALI
R4830 27p
1M X001 50V
XTALO
20.48MHz
CVss
C4815
C4326 R4847 27p
CVdd
100 50V
0.01
CVss 16V 1.8VFILTER
CVdd
C4329
0.01
CVss
16V
CVdd
C4327
0.01
16V
C4320
0.01
C4322
16V 0.01
16V
C4823
0.1
3.3VFILTER+ R4506
10V
0
1.8VFILTER CHIP
R4315
47k
R4880
XX
R4881
XX
R4886
0
R4887
0
R4883
XX
3.3VFILTER 3.3V_IIC
R4888
0
L4801
FB4501
10uH R4884
0uH
C4506
XX
0.1
16V
R4885
0
1.8VEMI
R4882
3.3VAVdd
XX
FB4502
0uH
C4507
0.1
16V
N
TS[6]
TS[7]