Schematic Diagram Of B3 (5/5) Board - Sony KP-48PS2 Service Manual

(8) Schematic Diagram of B3 (5/5) Board

1 2 3
A
B
0.3
TO B3(1/5) HP SUB PLL
26
C
D5V
C378
0.01
B:CHIP
IC309
INVERTER
D
E
TO B3(4/5) VDOCLAMP
F
G
H
B3
I
(5/5)
(PLL)
4 5 6
A5V-1
A5V-1
L304
C369 C368
10µH
0.01 0.01
:CHIP
B:CHIP B:CHIP
L305
10µH
:CHIP
C377
0.01
B:CHIP
R373 IC313
5.1k TLC2932IPWR
:CHIP 27
IC314
R363 SUB WRITE PLL
TC7SET08F 330 R371
2.2k
BUFFER :CHIP
:CHIP
LOGIC VDD
3.5
VCO VDD
IN B VCC SELECT
R BIAS 1.2 R370
IN A VCO OUT
0.4
1.8 VCO IN
GND OUT Y FINA
VCO GND 0
R372 0.4
FINB
22
:CHIP VCO INHBIT 0
2.4
PFD OUT
PFD INHBIT
1.2
LOGIC GND
R368
NC
680k
:CHIP
R366 R367
1k 680k
R365
C373
820 :CHIP :CHIP
0.01
:CHIP
B:CHIP
C374
4.7
5 4 35V
:AL-CP
#
1 2 3
C310 C313 R305
# # #
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48
C302 R302
# #
65 AVSS
66 CIN
67 CIO
C306
#
68 AVDD
69 CRT
70 CRTS
71 DVSS
C305
72 DVSS
# IC302
73 C0
#
SUB A/D CONVERTER
74 C1
75 C2
76 C3
77 C4
78 C5
79 C6
80
C7
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
C309
#
RB301 RB302
# #
7
8 9
A5V-1
IC315
C376
TC7SET08F
0.01
BUFFER
B:CHIP
C372
R334
0.01
0
B:CHIP VCC IN B
0
:CHIP
IN A
0
OUT Y GND
28
#
R333
R369
#
0
FL306
:CHIP
NFM51R10P107
EMI
R310
G
22
:CHIP
IC316
C375 TC7SET08F
0.01
BUFFER
B:CHIP
VCC IN B
1.6
IN A
2.4 R350
OUT Y GND 0
:CHIP
FL304
#
EMI
C340
R319 C327 C331 C350
G
#
# # # #
47 46 45 44 43 42 41
Q303
#
BRBS 40
BUFFER
BRB 39
C339
#
AVSS 38
BIN 37
R336
C355
BIO 36
# R332
#
#
AVDD 35
BRT 34
BRTS 33 Q302
#
ARTS 32
BUFFER
ART 31 C346
#
AVDD 30
AIO 29
AIN 28
C338
# R335 C354 R331
AVSS 27
#
# #
ARB 26
25
ARBS
C337
#
FL305
C330 #
#
EMI
C353
G
#
Q301
#
BUFFER
R330
#
– 48 –
10 11 12
VDOPLLHLD
C333 R339
0 0
:CHIP :CHIP
VDO CLK IN TO B3(4/5)
XVDOHS
R351
#
ANREF1
TO B3(4/5)
A5V-1
ANREF2
U SUB AD
TO B3(4/5)
Y SUB AD
D3.3V-MID
V SUB AD
TO B3(4/5)
SUB Y/C
B-SS624.<AEP>-B3.-P5-05
KP-48PS2/61PS2
RM-903
14
13