Block Diagrams (2); Circuit Board Location; Schematic Diagrams And Printed Wiring Boards - Sony KE-P37XS1 Service Manual

4-1. BLOCK DIAGRAMS (2)

IC6004
YUV SWITCH
J6006
R YUV CR SEL Y OUT
BUFFER
41 27
Q6020
YUV CB SEL CB OUT
42 26
YUV Y SEL CR OUT BUFFER
43 25
Q6018
V SEL
J6001 1/2
23
15 RED R1 H SEL
7 22
7 BLUE B1
8
1
11 GREEN G1
9 CLAMP SW
17 4
16 BLK1 CVBS 2
4 X6003
IC6005
20
EXT CLAMP
J6003 1/2
15 RED R2 SCL
1 30
7 BLUE B2 SDA
2 31
11 GREEN G2
3
16 BLK2 CVBS 1 TO (A)
10
SHEET 1
IC6006
AV SWITCH
DC OUT C OUT 1 BUFFER
36 58
Q6030
YUV Y
30 Y OUT 1
56
Y CVBS-F
22
BUFFER
V OUT 1
LIN-F 53 Q6022
23
Q6028
R IN-F
25
SWITCH
C-F 63
26 Q6034
YUV-L TV-R
29 64
YUV-R TV-L
31 62
MODE 3 R-MAIN
20 54
C IN 3 L-MAIN
19 52
IC6700
R IN 3
OP AMP
18
Y IN 3 L DIG
17 59 5
L IN 3 R DIG
16 61 3
V IN 3
V OUT 2
15
41
MODE 2
V/Y OUT 3
13 AMP
44
Q6023
R IN 2
11
R OUT 3
L IN 2 45
9
L OUT 3
V IN 2 43
8
R OUT 2
MODE 1 40
6
L OUT 2
R IN 1 38
4
L IN 1
2
V IN 1
1
IC6007
MULTIPLEXER/
DEMULTIPLEXER
AVL SEL FSW-OUT
11 15
BLK1 AV LINK_3
2 13
BLK2 AV LINK_2
1 12
FSW SELECT
10
AMP FSW SCART 2
Q6037
AMP FSW SCART 1
Q6035
BUFFER
Q6073
BUFFER
MUTE L1 SW-OUT
AMP
Q6041 LINE-L
Q6040
TO (F) MUTE AMP LINE-R
Q6039
SHEET 1
IC6701
OP AMP
LINE L5 LINE L
5 7
LINE R/R5 LINE R5 LINE R
TO (D)
3 1
SHEET 1
U1 2/2 ( )
INPUT TERMINAL,
AV SW, AUDIO
Y SEL
R-TUN
BUFFER CB SEL R IN 1
Q6019
L-TUN
CR SEL
L IN 1
MODE 1
CVBS-TUN
V IN 1
2
R OUT 3
R IN 3
L OUT 3
L IN 3
MODE 3
AV LINK_SC3
C IN 3
TO (B)
V OUT 3
SHEET 1
V IN 3
C MAIN
Y IN 3
BUFFER
Y MAIN
Q6025
R OUT 2
Q6043
CVBS MAIN
R IN 2
L OUT 2
TUN-MAIN
AMP
L IN 2
Q6036
MODE 2
V OUT 2
V IN 2
AV LINK_SC2
L TUN
CB SEL
7
R TUN
1
V OUT 2 Y SEL
AMP
Q6032
V OUT 3
CR SEL
FSW OUT
H SEL
V SEL
S6201
+3.3V
STBY
TO (E)
SHEET 1
TO (C)
SHEET 1
SDA
3 14
SCL +3.3V
15
2
RESET-CD
5
1 HP-SW
9
MUTE L1 YC-PORT
6 10
IC6032
PORT EXPANDER
Q6074
IC6015 IC6014 +3.3V
INVERTER NAND
SWITCH
Q6021
7 5
BUFFER
3
Q6038
6
+3.3V
1
7
2
AV MOUSE

4-2. CIRCUIT BOARD LOCATION

J6001 (2/2)
R OUT 1
R IN 2
L OUT 3
APS202
L IN
6
(SCART 1)
MODE 8
V OUT 19
VM
U1
V IN 20
CVM Board
J6000 H
A
R OUT 1
R IN 2
L OUT 3
L IN 6
MODE 8
(SCART 3)
AVL 10
C IN 15
H1
V OUT 19
D1
Y/V IN 20
HMP
J6003
R OUT 1
R IN 2
4-3. SCHEMATIC DIAGRAMS AND
L OUT L OUT 3
PRINTED WIRING BOARDS
L IN 6
(SCART 2)
MODE 8 Note :
V OUT 19
• All capacitors are in µF unless otherwise noted.
V IN
20
• pF : µµF 50WV or less are not indicated except for
AVL 10
electrolytic types.
• Indication of resistance, which does not have one for
CN6002
rating electrical power, is as follows.
U SEL
A1
CVBS MAIN
B1
Pitch : 5mm
Y SEL A3
Electrical power rating : 1/4W
Y MAIN B3
V SEL A5
• Chip resistors are 1/10W
C MAIN B5
• All resistors are in ohms.
FSW SEL A7
k = 1000 ohms, M = 1000,000 ohms
H SEL A9
V SEL A11
•
RESET CD B12
UP-SW B13
•
DSP-RDY B15
SO-DSP
B16
TO A3 BOARD
•
SI-DSP
B17
SCLK B18
•
RQ B19
RESET DSP B20
• All variable and adjustable resistors have
CS A21
characteristic curve B, unless otherwise noted.
RESET SYS B21
• All voltages are in Volts.
RS232 B22
• Readings are taken with a 10Mohm digital mutimeter.
SIRCS A26
• Readings are taken with a color bar input signal.
MS-L B27
• Voltage variations may be noted due to normal production
SDA50 A28
tolerences.
SCL50 A29
MS-R B29
• . : B + b u s
CN6015
CS 4
•
SDA 3
SERVICE
SCL 2
•
CN6003
HP-SW 15
•
YC PORT 5
HP_DL 11
•
HP_DR 13
TO H2 BOARD
Y CVBS-F
1 CN9601
C-F 3
L IN-F 7
R IN-F 9
J6005
YUV-L
YUV-R
J6501
+3.3V
J6004
SW-OUT
LINE L
LINE R
- 32 -
Reference Information
RESISTOR
A3
C
C
N
A4
H2
J
S1 Board
A2
COIL
MS2A
CAPACITOR
A1
D2
A
H4
D
A Board
H3
Note :
Note :
: nonflammable resistor.
: fusible resistor.
: internal component.
: panel designation or adjustment for repair.
: B - bus.
: RF signal path.
: earth - ground.
: earth - chassis.
RN : METAL FILM
RC : SOLID
FPRD : NON FLAMMABLE CARBON
FUSE : NON FLAMMABLE FUSIBLE
RS : NON FLAMMABLE METAL OXIDE
RB : NON FLAMMABLE CEMENT
RW
: NON FLAMMABLE WIREWOUND
: ADJUSTMENT RESISTOR
LF-8L : MICRO INDUCTOR
TA : TANTALUM
PS : STYROL
PP : POLYPROPYLENE
PT : MYLAR
MPS : METALIZED POLYESTER
MPP : METALIZED POLYPROPYLENE
ALB : BIPOLAR
ALT : HIGH TEMPERATURE
ALR : HIGH RIPPLE
The components identified by shading
and marked are critical for safety.
Replace only with the part numbers
specified in the parts list.
Les composants identifiés par une trame et
par une marque sont d'une importance
critique pour la sécurité. Ne les remplacer
que par des pièces de numéro spécifié.
specified.