Schematic Diagram Of A (2/3) Board - Sony KP-48PS2 Service Manual

(2) Schematic Diagram of A (2/3) Board

1 2 3
A
(2/3)
A
(CONNECTOR)
Q1402
2SA1037K
BUFF
1.3
B
R1417
MEV(1)
47
:CHIP
Q1404
2SA1037K
BUFF
1.3
R1424
MEV(2)
47
:CHIP
C
Q1406
2SA1037AK
BUFF
1.3
R1431
MEV(3)
47
:CHIP
D
E
C1410
FL1401 0.1
EMI 25V
F:CHIP
F
9VBIN
IC1402
CXA1815S
EMI +9V RGB MATRIX
C1412
0.1
YS B C CLAMP
25V
F:CHIP 0
CONVB Y CLAMP
C1411
100
16V
GINB YINA
C1413 47 6.2 6.3
BINB UINA
C1415 47 5.5 6.3
RINB VINA
G
C1417 47 5.5 6.2
HPINB HPINA
BEM(8) R1443
0.4 0.4
1k :CHIP
VPINB VPINA
R1445
BEM(9)
0 0.1
1k :CHIP
CONVC GND
C1419
0.22
GND AMP SW
25V
F:CHIP
C1420 YINC YOUT R1448
0.22
6.5 4.0
25V :CHIP
F:CHIP UINC UOUT
C1421 5.5 4.0
0.22
H VINC VOUT
25V
F:CHIP 5.5 4.0
C1422 HPINC VCC
0.22
1.8
25V C1424
F:CHIP VPINC HPOUT 0.1
25V
C1423 1.8 0.4
F:CHIP
0.22
YS C VPOUT R1451
25V
0.1 47 :CHIP
F:CHIP
R1450
Y/R-Y/B-Y
47 :CHIP
I
J
4 5 6
+9V
C1405
47
R1416
16V
2.2k L1401
6.8µH
:CHIP
:CHIP
2.0 VO(1)
R1418
C1427
470
33pF
:CHIP
CH:CHIP
R1423
L1402
2.2k
6.8µH
:CHIP
BEM(8)
:CHIP
2.0
VO(2)
C1428
R1425 R1452
33pF
470 0
CH:CHIP
:CHIP :CHIP
R1430
L1403
2.2k
6.8µH BEM(9)
:CHIP
:CHIP
2.0
VO(3)
C1429
R1432
33pF
470
CH:CHIP
:CHIP
TO E BOARD CN4101
A1
DE(4)
B1
DE(6)
A2
DE(3)
B2
DE(7)
A3
DE(2)
B3
DE(8)
A4
B4
+12V
DE(10)
A5
DE(15)
B5
A6
DE(5)
B6
DE(9)
A7
ABL2
B7
DE(13)
A8
DE(14)
B8
Q1408
R1454
2SC2412K
22k
A9
SW :CHIP
0 B9
0.7 MEV(1)
A10
MEV(2)
R1442
B10
R1456
4.7k
4.7k MEV(4)
:CHIP
A11
:CHIP
MEV(3)
B11
C1414 47
A12
JV(6)
Y_S
B12
C1416 47
JV(5)
U_S A13
C1418 47
B13
JV(4)
V_S
A14
R1444 100 :CHIP
JV(1)
HP_S B14
R1446 100 :CHIP DE(16)
A15
JV(3)
VP_S
R1401 +9V
B15 SWITCH (PORT 3)
Q1401 150
2SA2412K :CHIP R1404
SDA A16
BUFF 100
Q1410
:CHIP
SCL B16
R1447 2SA1037K
4.0
100 CLAMP
:CHIP A17
8.2 Q1411
4.5
2SA2412K DEF +9V B17
3.3
BUFF
+9V
Q1412 3.8 A18
2SA2412K BV(6)
R1402 BE(1)
BUFF 390 B18
:CHIP R1463 Y
4.0
R1403
R1468 47 A19
1k
470 :CHIP
BE(2)
:CHIP
:CHIP BV(5) B19
100 B-Y
BE(3)
R1465 A20
R1464 3.3 47
BE(4)
1k :CHIP B20
R-Y
:CHIP +9V
R1449
Q1413
100
2SA2412K
Y/R-Y/B-Y
:CHIP
BUFF
EU
3.3
BV(4)
4.0
R1467
R1466 47
AUDIO(L/R)
1k :CHIP
:CHIP BV(1)
BV(3)
Y/R-Y/B-Y
7 8 9
CN1201
50P :B TO B
TO B3(1/5)BOARD CN502
A1 GND
B1 GND
R1453
0
A2 GND
:CHIP
B2 GND
A3 GND
B3 GND
A4
GND
JM(3)
B4
MID-BUSY(NC)
CN1404
40P :B TO B A5
FPD(NC)
B5 GND
H DEFL A6 HP 100 OUT
JM(2)
PARABOLA EXTRA B6 VP 100 OUT
Y
BE(1)
HD A7 Y 100 OUT
JM(4)
FB PULSE B7 GND
B-Y
BE(2)
VTIM/TEST A8 U 100 OUT
JM(5)
EW B8 GND
R-Y
BE(4)
V+ A9 V 100 OUT
JM(6)
B9
+12V GND
BE(3)
A10
V- DPC SW
B10
RGB AFC GND
V DEFL A11 RESET 100
SCP B11 GND
VPROT SDA A12 SDA
ABL2 SCL B12 SCL
XRAY +5V A13 +5V
ABL +2.5V B13 +2.5V
+3.3V
GND A14 +3.3V
GND +5V-B3 B14 A5V
BV(1)
TEXT RED A15 HP SUB IN
B15
TEXT GREEN GND
+9V
A16
TEXT BLK +9V(NC)
BV(3)
TEXT BLUE B16
VP SUB IN
BV(4)
GND A17 V SUB IN
R-Y
R1 IN(GND) B17 GND
BV(5)
G1 IN(GND) A18 U SUB IN
B-Y
B1 IN(GND) B18 GND
BV(6)
YS1 IN(GND) A19 Y SUB IN
Y
GND B19 GND
H-SHIFT A20 GND
B20 GND
JB(12)
A21
SDA Y MAIN IN
Y
B21
SCL GND
JB(11) BEM(9)
A22
FPD(NC) U MAIN IN
B-Y
DEF +9V B22 GND
JB(10) BEM(8)
GND A23 V MAIN IN
R-Y
Y100 B23 GND
BJ(7)
GND A24 VP M IN
U100 B24 GND
BJM(7)
DPIC SW A25 HP M IN
V100 B25 GND
R/G/B
+6.5V +9V
– 42 –
10 11 12
EU
HP-SW
CN1001
50P :B TO B
TO M(2/2)BOARD CN9001
RE-R
A1 RE-R
RE-B
B1 RE-B
RE-G
A2 RE-G
RE-YS
B2 RE-YS
A3 NC
B3 NC
A4
AGC MONITOR(NC)
CN1901
B4
CVBS IN 40P
A5
NC
TO S BOARD CN4701
TRAP
B5 TRAP(NC)
JS(1)
A6 AUDIO RESET A1 MAIN-L IN
B6 AV LINK B1 GND
PROT JS(2)
A7 PROT A2 MAIN-R IN
B7 3DAT(NC) +9V B2 +9V
A MUTE JS(3)
A8 AUDIO MUTE A3 L-TV
B8 3CLK(NC) +5V B3 +5V
JS(4)
A9 GND A4 R-TV
B9 +3.3V B4
3CS(NC) +3.3V(NC)
A10 A5
+5V +5V SCL SCL
B10 SDA B5
+5V SDA
HM(4)
A11 SIRCS A6 GND
B11 TOP CONT LED(NC) B6 NC
HM(1)
A12 KEY2 A7 A RESET
HM(2)
B12 KEY1 B7 NC
A13 STBY +5V A8 GND
JS(6)
HM(3)
B13 RESPONS LED B8 SW2
JS(5)
HM(5)
A14 LED 2(NC) A9 SUB-R
OCP HP-L OUT
B14 OCP(NC) B9 HP-L(NC)
OVP HP-R OUT
A15 OVP(NC) A10 HP-R(NC)
GM(1) APRI-L
B15 B10
AC ON/OFF L OUT
APRI-R
SCL A16 A11
SCL R OUT
B16 GND B11 NC
SDA A17 SDA A12 NC
B17 GND B12 GND
MEV(1)
A18 TXTR A13 GND
QSS1
B18 GND B13 QSS-1
MEV(2) AM1
A19 TXTG A14 AM1
B19 GND B14 GND
MEV(3)
A20 TXTB A15 GND
APROT QSS2
B20 AUDIO PROT(NC) B15 QSS-2
MEV(4) AM2
A21 A16
TXTBLK AM2
B21 B16
NC NC
A22 A17
VP100 NC
B22 RESET100 B17 NC
A23 HP100 A18 NC
B23 NC B18 NC
ST-BY
A24 ST-BY A19 NC
BJM(7)
B24 H50(NC) B19 NC
DM(1)
A25 DISABLE A20 NC
B25 MID-BUSY(NC) B20 NC
AUDIO(L/R)
AUDIO
VIDEO
CN1801
50P
TO J(2/5)BOARD
CN8101
KP-48PS2/61PS2
RM-903
13 14
TO A2/3,A3/3_10
TO A2/3,A3/3_11
TO A2/3,A3/3_12
TO A2/3,A3/3_13
B-SS624.<AEP>-A..-P2-05