Schematic Diagrams And Printed Wiring Boards - Sony KP-EF41HK2 Service Manual

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6-4. SCHEMATIC DIAGRAMS AND PRINTED WIRING BOARDS

Terminal name of semiconductors in silk screen
Note:
printed circuit ( * )
• All capacitors are in µF unless otherwise noted. (pF: µµF)
Capacitors without voltage indication are all 50 V.
Device Printed symbol Terminal name
• Indication of resistance, which does not have one for rating
Collector
1
Transistor
electrical power, is as follows.
Base Emitter
Pitch: 5 mm Collector
2
Transistor
Rating electrical power 1/4 W (CHIP : 1/10 W) Emitter
Base
Cathode
• All resistors are in ohms. 3
Diode
Anode
• : nonflammable resistor.
Cathode
• : fusible resistor.
4
Diode
• ¢ : internal component.
Anode (NC)
• : panel designation, and adjustment for repair. Cathode
5
Diode
• All variable and adjustable resistors have characteristic curve B,
Anode (NC)
unless otherwise noted.
Common
• : earth-ground. 6
Diode
Anode Cathode
• : earth-chassis.
Common
• All voltages are in V.
7 Diode
• Readings are taken with a 10 M digital multimeter. Anode Cathode
• Readings are taken with a color-bar signal input. Common
8
Diode
• Voltage variations may be noted due to normal production
Anode Anode
tolerances.
Common
9
• * : Can not be measured. Diode
Anode Anode
• NO MARK: Common
Common
• < > : SECAM 0
Diode
Cathode Cathode
• ( ) : NTSC 3.58 MHz
Common
• Circled numbers are waveform references.
!¡
Diode
• : B + bus. Cathode Cathode
• : B – bus.
Anode Cathode
÷ !™ Diode Anode Anode
• : Signal path.
Cathode Anode
Transistor Source
!£
Reference information Drain
(FET) Gate
RESISTOR : RN METAL FILM
Source
Transistor
: RC SOLID !¢ Drain
(FET) Gate
: FPRD NONFLAMMABLE CARBON
: FUSE NONFLAMMABLE FUSIBLE Transistor Source
!∞
Drain
: RW NONFLAMMABLE WIREWOUND (FET) Gate
: RS NONFLAMMABLE METAL OXIDE
Emitter
!§
Transistor Collector
: RB NONFLAMMABLE CEMENT Base
COIL : LF-8L MICRO INDUCTOR
C2 B1 E1
!¶
CAPACITOR : TA TANTALUM Transistor
E2 B2 C1
: PS STYROL
C1 B2 E2
: PP POLYPROPYLENE !• Transistor
E1 B1 C2
: PT MYLAR
: MPS METALIZED POLYESTER
!ª C1 B2 E2
Transistor
: MPP METALIZED POLYPROPYLENE E1 B1 C2
: ALB BIPOLAR
C1 B2 E2
@º Transistor
: ALT HIGH TEMPERATURE
E1 B1 C2
: ALR HIGH RIPPLE
@¡ E2 B1 E1
Transistor
C2 C1(B2)
Note: The components identified by shading and mark
(B2)
B1 E1 E2
@™ Transistor
! are critical for safety. Replace only with part
C1 C2
number specified.
(B2)
@£ E2 E1 B1
Transistor
C2 C1
– Discrete semiconductot
(Chip semiconductors that are not actually used are included.)
– 63 –
— AG BOARD (Conductor Side) —
1 2
Circuit
A
B
D D
G G
S S
D D
G G
C
S S
C1 C2
B1 B2
E1 E2
C1 C2
B1 B2
E1 E2
E1 E2
B1 B2
C1 C2
C1(B2) C2
B1
E2 E2
E1(B2) E2
B1
C1 C2
E1(B2) C2
B1
C1 C2
Ver.1.5
– 64 –
• AG BOARD SEMICONDUCTOR LOCATION
IC
3 4 5
( Conductor ) ( Component
Side Side
IC301 B-4 B-1
IC401 C-5
IC402 B-2
IC403 B-1
IC404 C-5
IC1001 A-1
IC1002 A-2
IC1003 A-1
IC2001 B-3 B-3
IC2002 B-4
IC2003 C-4
IC2004 C-4
IC2006 B-4
TRANSISTOR
( Conductor ) ( Component
Side Side
Q101 A-3
Q102 A-2
Q103 A-2
Q104 A-3
Q301 C-2
Q303 C-4
Q304 C-4
Q308 B-4
Q309 B-1
Q310 C-1
Q311 C-2
Q312 C-1
Q313 C-3
Q401 B-5
Q402 B-5
Q403 B-1
Q404 B-1
Q405 B-1
Q406 C-1
Q407 C-1
Q408 B-4
Q409 B-5
Q410 B-5
Q412 B-2
Q414 C-5
Q415 C-1
Q416 C-4
Q417 C-4
Q418 C-2
Q419 C-4
Q420 C-4
Q421 C-4
Q422 C-2
Q423 C-4
* : Refer to Terminal name of semiconductors in silk
screen printed circuit (see page 63)
– 65 –
Published in Heiloo, Holland.
AG
AUDIO PROCESSOR, µ COM, Y/C JUNGLE,
SECAM DEC, PICTURE BOOSTER
— AG BOARD (Component Side) —
Q425 A-5 1 1 2
Q426 A-5 1
)
1
Q2001 B-1
Q2002 B-1 1
Q2003 B-5 2
Q2004 B-2 1
Q2005 C-1 1
1
Q2006 C-1
Q2007 B-1 1
Q2008 B-2 1
1 A
Q2009 B-2
Q2010 B-4 2
Q2011 B-1 B-5 –
Q2012 B-1 1
DIODE
( Conductor ) ( Component )
Side Side *
D101 A-2 3
)
3
* D102 A-2
2 D104 A-3 3
D105 A-1 3
1
3
1 D301 B-5
D306 C-1 3
1
D307 C-1 3
2
1 D401 A-1 3
B
D402 B-4 3
1
3
1 D403 C-5
2 D414 C-1 3
D2001 B-5 3
2
3
2 D2002 B-1
D2003 A-1 3
2
3
1 D2004 B-1
1 D2005 B-1 3
D2006 B-1 3
1
3
2 D2007 B-1
D2008 B-1 3
2
3
2 D2009 B-1
1 D2010 B-1 3
D2011 C-1 3
1
3
1 D2012 C-1
D2013 C-1 3
1
D2014 C-1 3
1
2 D2015 C-2 3
2
1
C
CRYSTAL
2
2 ( Conductor ) ( Component )
1 Side Side
X301 C-4 C-2
2
X302 B-4 B-2
2
2 X303 B-4 B-2
X1001 A-4 A-2
1
2 X2001 B-2 B-3
1/3/16
3 4 5
– 66 –