Sony KP-41PX1 Service Manual page 48

AUDIO AMP,V DEFRECTION,
D
PJ ENGINE
CN1702
BUFFER
12V 1 +12V
Q1705
SCL 2 SCL
SDA 3 SDA
I1
BUFFER
FS
4
Q1704
GND 5
TO A BOARD
PJE YM 6
CN6:41PX1/41PX1K
PJE YS 7
PJE B 8 BUFFER
PJE G
9 Q1701
PJE R 10 1703
I2
SP SW 11
TO AE BOARD 50-60 12
CN6:41PX1R VBLK 13
CN1708
GND 1
SCL 2
SDA 3
FS
FOR CHECK 4
5V 5
+5V
6
SCL N 6 BCLK
IC1702
5
SDA N 7 NVM
BDAT
CN1801
H SHIFT
A4
EAST/WEST DRIVE A5
V- DRIVE B5
V+ DRIVE B3
ABL B8
V SYNC B6
H FLYBACK A7
H DRIVE A6
PROT1 A9
P CONT
B13
VM A20
J1
AUDIO L OUT SP A13
TO A BOARD AUDIO R OUT SP A15
CN1:41PX1/41PX1K AUDIO L OUT HP A22
AUDIO R OUT HP
A21
AUDIO MUTE B20
CVBS IN AV-2 A24
S-VHS Y IN AV-2 B25
S-VHS C IN AV-2 A25
CVBS OUT
A12
J2
AUDIO L IN AV-2 B23
TO AE BOARD AUDIO R IN AV-2 A23
CN1:41PX1R R OUT B21
L OUT B24
33V +135V
A11
9V B10 +9V
5V B14 +5V
S3/GND B22
LUMI/HP MUTE A16
FRONT KEY 1
B19
SIRCS B12
STANDBY LED B16
POW LED B9
A.REGI A3
CN1803
LED G 1
LED R 2
GND
3
STBY +5V 4 STBY 7V
KEY 5
C
AUTO REGIS 6
TO H1 BOARD GND 7
SIRCS
CN3001 8
SW
LUMI 9
Q1614
+5V 10 +5V
CN1802
FY
FRONT Y 1
GND
2
FC
FRONT C 3
GND 4
FV MUTE
FRONT V 5
Q1801
E
GND 6
FL
FRONT L
7
TO H2 BOARD
GND 8
CN3202
FR
FRONT R 9
GND 10
FRONT S 11
CN1804
135V 1 +135V
NC 2
K +9V
9V 3
GND 4
TO ZG BOARD VM AMP
VM
5
Q1808,1809
CN1431
IC1706
IC1701 4 5
RESET +5V
PJ ENGINE
35 11
O-YM I-RESETN
7 BUFFER
O-CLKN
Q1706
34 4
O-YS O-CEB
5
O-MUTE
HALF TONE 33 6
O-I O-DATA
Q1709
32
O-B
31 51
O-G O-R WAVE
30 52
O-R O-B WAVE
48
I-SCLN0 BUS SW SCL
25 46
O-FV I/O-SDA0 Q1710,1711 SDA
17
I-SENS3
47
18
I-SCLN1 I-SENS2
44
I-SDA1I
45 19
O-SDA10 I-SENS1
20
I-SENS0
INV 42 13
I-FS O-XTAL
Q1707,1708
X1701
1
I-VP 8.0MHz
10 14
I-VBLK I-EXTAL
9
I-HBLK
49
O-HSHIFT
L
R
L
R
V3
Y3
C3
V
L3
R3
R OUT SW
L OUT Q1604
SW
Q1605
SW Q1602
+12V
Q1610,1611
V3 BUFFER MIXING
Q1803 Q1802
Y3 BUFFER MIXING
Q1805 Q1804
C3 BUFFER MIXING
Q1807 Q1806
L3
R3
L/R OUT
IC1804
+5V REG
+7V I O +5V
SENSOR AMP
7
1
IC1703
SENSOR AMP 7 6
1 2
IC1503 IC1502
LPF V-SIZE COMP
5 7 5
6 1
4
7
3 1 10
9
11
PROT
Q1503
RY DRIVE
Q1607
IC1602
AUDIO MAIN AMP SP SW
+12V RY DRIVE
Q1609 Q1608
L 6 3
MUTE 4 SP PROT
Q1615-1617
R 8 1
IC1603
HP/VAR AMP
L 6
R 7
41PX1R
9V
IC1805
MIXING
3
1
2
6
7
5
IC1803 IC1802
+12V REG +9V REG
+15V I O +12V +12V I
– 48 –
K
CN1705
PJERST
1
2 NC
CN1703
10 GND
RV WAVE
9
8 BV WAVE
7 GND
6 CLK
5 MUTE
DATA
4
3 CEB
2 GND
1 VP
IC1704
6
CN1701
LOWER
2
GND
RIGHT
GND
LEFT
GND
UPPER
GND
CN1605
AUDIO+ 2 AUDIO+
AUDIO- 4 AUDIO-
IC1501
CN1501
V OUT
1 V DEF
2 NC
5
3 V RET
FLY 3 PROT DELAY
GEN Q1502
CN1806
10 HD
V-DEF PROT BUFFER
9 GND
Q1501 Q1505
8 HP
GND
7
6 PIN
5 PROT1
4 ABL
-15V 3 -15V
GND
IC1502 2
11 PIN 1 +15V
+15V
CN1604
RY1601
1 L OUT
2 GND(AU)
R OUT
3
4 GND(AU)
RY1602
TB1601
(CENTER SP IN)
CN1805
-5V
-5V 10
9 P.CONT
STBY 7V 7 STBY 7V
+7V 6 7V
+12V 4 12V
135V
+135V 1
3
CN1601
1 HP R
1
4 HP L
5 NC
J1601
L
R
CN1807
L IN
1
R IN
3
L OUT
5 L OUT
MUTE MUTE
R OUT
7 R OUT
Q1612,1613 Q1601,1603
CN1808
Y
2 CVBS/Y IN
4 CVBS OUT
C
6 C IN
7 MODE
CN1606
1 VBLK
IC1801
+5V REG
O +9V STBY7V I O STBY5V
B-SS774.<AEP>-B/D-4
KP-41PX1/41PX1K/41PX1R
RM-892 RM-892 RM-862
L
TO E BOARD
CN804
1
2
3
TO
4
PHOTO
5
SENSOR
6
7
8
M
TO G BOARD
CN6010
N
TO ZR BOARD
CN1403
O
TO E BOARD
CN506
L
SPEAKER
R
P
TO E BOARD
CN652
D
TO H2 BOARD
CN3204
(AUDIO OUT)
41PX1R
X
TO UE BOARD
Y
TO UE BOARD
Q
TO E BOARD
CN651