Sony TRINITRON KV-J25MF8J, Service Manual

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6-2. FRAME SCHEMATIC DIAGRAM
– 33 – – 32 –
CN901 CN905 CN908
OPEN
CN2201
CN127 CN118 CN106 CN107 CN108 CN109 CN120
CN1691
CN701
DY1
CN2601
CN2602 CN2605
CN527
CN530
CN518 5P
DY
OPEN
OPEN
AC IN
NC
NC
NC
AC IN
1000V
200V
GND
H1
1
2
3
4
1
2
3
4
5
AC OUT
NC
NC
NC
AC OUT
1000V
200V
H1
E
1
2
3
4
1
2
3
4
5
(RGB OUT)
(AC IN)
1
2
3
4
5
6
1
1
2
3
4
1K
GND
9V
B
G
R
AC
NC
NC
AC
GND
CN703
CN704
CN1690 CN2600
CN0521
PICTURE
TUBE
1 2 3 4 5 6
1
1 2 1 2 3
H+ H+ H- H- V- V+
GND
DGC CHK DGC CHK
CN525
1
A
GND DGC
NC
DGC
GND
GND
135V
QP+
QP-
N.C
5
GND 1
2
3
4
1
1
1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8
GND GND GND GND GND GND
ST-BY
DEG
AUDIO MUTE
AUDIO GND AUDIO GND AUDIO GND
30V/1A 30V/1A
H RELAY
AFC 14V 33V
BACKUP
7V
V-OUT
H ZOOM SW
CLH/D
11V 11V
X-RAY
VTIM
H DRIVE
ABL
9V
E/W
V+OUT
ROTATION N/S-MUTE
CN506
KV-J29MF8J
ONLY
KV-J29MF8J
ONLY
KV-J29MF8J
ONLY
CN526 CN520 CN528
1
2
3
4
5
6
7
E
VM OUT
9V
E
TB
QP+
QP-
8
N.C
CN961
1 2 3
GND
VM OUT
9V
1 2 3 4 5 6 7 8 9
10 11 12
9V
SDAT SCLK
GND L IN R IN GND
L OUT
12V GND
R OUT
W-MUTE
CN121
1 2 3 4 5 6
VL IN
VL OUT VR OUT
GND
W-MUTE
VR IN
CN128
9V
SDAT SCLK GND L IN R IN GND
L OUT
12V GND
R OUT
W-MUTE
1 2 3 4 5 6 7 8 9 10 11 12
1 2 3 4 5 6 7 8 9
10
1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1
GND GND GND GND GND GND GND
H RELAY
AFC 14V 33V
BACKUP
7V N.C N.C N.C 11V 11V
X-RAY VTIM
H DRIVE
ABL 9V E/W
V+OUT
ROTATION N/S-MUTE
MAIN TUNER,VIF,SIF
SW Y/C DECODE JUNGLE
1 2 3 4 5 6 7 8 1 2 3 4
GND B INT B DAT B CLK ST-BY
DEG
AUDIO MUTE
AUDIO GND AUDIO GND AUDIO GND
30V/1A 30V/1A
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15
CN103 CN102
SP L SP L PH L
SP GND
SP R PH R
GND
FR C OUT
GND
SP GND
SP R
SP GND SP GND
FR Y OUT FR V OUT
S3
FR L OUT
GND
STBY +5V
7V
RED
GREEN
KEY 2 SIRCS KEY 1
GND GND GND GND
FR R OUT
SP L SP L PH L
SP GND
SP R PH R GND
FR C OUT
GND
SP GND
SP R
SP GND SP GND FR Y OUT FR V OUT
S3
FR L OUT
GND
STBY +5V
7V
RED
GREEN KEY 2 SIRCS KEY 1
GND GND GND GND
FR R OUT
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
1
2
3
4
5
6
1K
GND
9V
B OUT
G OUT
R OUT
CN117
CN902
CN907
1
2
3
4
1
2
3
GND
GND
GND
SP L
SP GND
SP GND
SPR
SP L
SP R
1 2 3 4
W IN W IN
W OUT W OUT
(AUDIO EFFECT)
D
(POWER SUPPLY,DEFLECTION)
VM
(VM OUT)
A
H3
(CONTROL SW,INPUT TERMINAL)
S1
C2
F1
CN962
N/S COIL +
GND
N/S COIL -
15V
4
3
2
1
CN963
N/S+
N.C N/S-
3 2 1
1
2
3
4
15V
N/S COIL -
GND
N/S COIL +
CN1804
GND GND
2 3
1
2
3
4
5
6
VL OUT
VL IN
VR IN
GND
W-MUTE
VR OUT
CN2202
6-2. CIRCUIT BOARDS LOCATION
6-3. SCHEMATIC DIAGRAMS AND PRINTED WIRING BOARDS
Note:
•
All capacitors are in
µ
F unless otherwise noted.
•
All electrolytic capacitors are rated at 50V unless otherwise noted.
•
All resistors are in ohms.
k
Ω
= 100
Ω
, M
Ω
= 1000k
Ω
•
Indication of resistance, which does not have one for
rating electrical power, is as follows.
Pitch: 5 mm
Rating electrical power 1/4W (CHIP: 1/10W)
•
: nonflammable resistor.
• ¢
: internal component.
•
: panel designation, or adjustment for repair.
•
All variable and adjustable resistors have characteristic curve
B, unless otherwise noted.
•
Readings are taken with a color-bar signal input.
no mark
: PAL
( ) : SECAM
[ ] : NTSC 3.58
« »
: NTSC 4.43
•
Readings are taken with a 10 M
Ω
digital multimeter.
•
Voltage are dc with respect to ground unless otherwise noted.
•
Voltage variations may be noted due to normal production toler-
ances.
•
All voltages are in V.
•
: Can not be measured.
•
Circled numbers are waveform reference.
•
: B + bus.
•
: B – bus.
•
: signal path.
Reference information
RESISTOR
: RN METAL FILM
: RC SOLID
: FPRD NONFRAMMABLE CARBON
: FUSE NONFLAMMABLE FUSIBLE
: RS NONFLAMMABLE METAL OXIDE
: RB NONFLAMMABLE CEMENT
: RW NONFLAMMABLE WIREWOUND
: * ADJUSTMENT RESISTOR
COIL : LF-8L MICRO INDUCTOR
CAPACITOR : TA TANTALUM
: PS STYROL
: PP POLYPROPYLENE
: PT MYLAR
: MPS METALIZED POLYESTER
: MPP METALIZED POLYPROPYLENE
: ALB BIPOLAR
: ALT HIGH TEMPERATURE
: ALR HIGH RIPPLE
Note:The component identified by shading and
mark ! ! ! ! ! are critical for safety. Replace only
with part number specified.
*
VM
S1
A
D
TUNER
C2
F1
H3
G
D
S
B1 E1 C2
B2 C1 E2
2
3
4
5
6
7
8
9
0
!¡
!™
!¢
!∞
!§
!¶
–
1
G
D
S
B2 E2 C1
B1 C2 E1
B2 E2 C1
B1 C2 E1
B2 E2 C1
B1 C2 E1
!•
B1 E1 E2
C1(B2) C2
!ª
B1 E2
C1 C2
@¡
(B2)
E1
(B2)
E1
E2 B1
C2 C1
@º
B1
E1
C2
B2
C1
E2
G
S S
D
G
D
B1
E1
C2
B2
C1
E2
B1
E2
C2 C1(B2)
E2
B1
C1
C2 E1(B2)
C2
B1
C1
E2 E1(B2)
C2
B1
C1
E2
B2
E1
C2
Ver.1.3
Transistor
(FET)
Transistor
Transistor
Transistor
Transistor
Transistor
Transistor
Transistor
Transistor
Transistor
Discrete semiconductot
(Chip semiconductors that are not actually used are included.)
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Source
Source
Anode Anode
(NC)
(NC)
Cathode
Anode
Cathode
Common
Cathode Cathode
Common
Cathode Cathode
Common
Common
Common
Common
Cathode
Anode
Base Emitter
Collector
Base Emitter
Collector
Drain
Gate
Gate
Drain
Device Printed symbol Terminal name Circuit
Terminal name of semiconductors in silk screen
printed circuit ( )
Anode
Anode
Anode Cathode
Anode Anode
Cathode
!£
Transistor
(FET)
Transistor
(FET)
Source
Gate
Drain