Sony KDE-42XBR950 / KDE-50XBR950 Service Manual ▷ View online
3-10 KDE42XBR950/KDE50XBR950 (UC)
(RELAY BOARD)
IF
O_DIS_Y
5V
O_DIS_CB
1.8V
O_DIS_CR
1.8V
O_DIS_HS
1.8V
O_DIS_VS
O_DIS_YS
I_MICOM_VP
I_BINT
3.3V
3.3V
2.5V
I_SUB_C/CB
2.5V
I_SUB_Y/CV
2.5V
I_MAIN_CR
9V
9V
I_MAIN_C/CB
I_MAIN_Y/CV
I_BOARD_RESET
O_ATHEN3_S_BLOCK
O_PAL_FILM_MOD
O_ATHEN3_M_BLOCK
5V
O_DIS_Y
5V
O_DIS_CB
1.8V
O_DIS_CR
1.8V
O_DIS_HS
1.8V
O_DIS_VS
O_DIS_YS
I_MICOM_VP
I_BINT
3.3V
3.3V
2.5V
I_SUB_C/CB
2.5V
I_SUB_Y/CV
2.5V
I_MAIN_CR
9V
9V
I_MAIN_C/CB
I_MAIN_Y/CV
I_BOARD_RESET
B_I2C_SCL_5V
I_MS_ALL_R_IN
B_I2C_SDA_5V
I_MS_MAIN_CV_IN
O_ATHEN3_S_BLOCK
O_PAL_FILM_MOD
O_ATHEN3_M_BLOCK
5V
2b
3a
4b
5a
6b
7a
8b
9a
10b
11a
12b
13a
15a
20b
22b
25a
26b
27a
32b
33b
34b
35a
38b
40b
41a
42b
43a
44b
45a
46b
47a
48b
49a
2b
3a
4b
5a
6b
7a
8b
9a
10b
11a
12b
13a
15a
20b
22b
32b
33b
34b
38b
40b
41a
42b
43a
44b
45a
46b
47a
48b
49a
B_I2C_SCL_5V
I_MS_ALL_R_IN
25a
26b
I_MS_MAIN_CV_IN
35a
B_I2C_SDA_5V
27a
TO A BOARD
CN8401
TO DIC2 BOARD
H
3-12 KDE42XBR950/KDE50XBR950 (UC)
3-3. CIRCUIT BOARDS LOCATION
Note:
•
•
All capacitors are in µF unless otherwise noted. (pF: µµF)
Capacitors without voltage indication are all 50 V.
Capacitors without voltage indication are all 50 V.
•
Indication of resistance, which does not have one for rating electrical
power, is as follows.
power, is as follows.
Pitch: 5 mm
Rating electrical power 1/4 W (CHIP : 1/10 W)
•
All resistors are in ohms.
•
: nonflammable resistor.
•
: fusible resistor.
•
: internal component.
•
: panel designation, and adjustment for repair.
•
All variable and adjustable resistors have characteristic curve B, unless
otherwise noted.
otherwise noted.
•
: earth-ground.
•
: earth-chassis.
•
When replacing the part in below table, be sure to perform the related
adjustment.
adjustment.
•
All voltages are in V.
•
Readings are taken with a 10 M digital multimeter.
•
Readings are taken with a color-bar signal input.
•
Voltage variations may be noted due to normal production tolerances.
•
*
: Can not be measured.
•
Circled numbers are waveform references.
•
: B + bus.
•
: B – bus.
•
: Signal path.
3-3-1. DISPLAY UNIT (PDM-4210/5010)
3-4. SCHEMATIC DIAGRAMS AND PRINTED WIRING BOARDS
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
!ª
B1 E1
E2
C1(B2)
C2
@º
B1
E2
C1
C2
@™
@£
(B2)
E1
(B2)
E1
E2
B1
C2
C1
@¡
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.1.6
Transistor
(FET)
(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
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)
(FET)
Transistor
(FET)
(FET)
!∞
Emitter
Collector
Base
Transistor
Source
Gate
Drain
Cathode
Anode
Anode
Cathode
Anode
Anode
*
3-3-2. MEDIA RECEIVER UNIT (MBD-XBR950)
Note: The components identified by shading and
mark ! are critical for safety. Replace only
with part number specified.
with part number specified.
Note: Les composants identifiés par un tramé et
une marque ! sont critiques pour la
sécurité. Ne les remplacer que par une pièce
portant le numéro spécifié.
sécurité. Ne les remplacer que par une pièce
portant le numéro spécifié.
K Board
F Board
G Board
R1 Board
DEM Board
R2 Board
G Board
M Board
QM Board
QI Board
QT Board
A Board
DIC2 Board
IF Board
QH Board
UD Board
H3 Board
H4 Board
H2 Board
H1 Board
KDE42XBR950/KDE50XBR950 (UC) 3-13
1
A
B
C
D
E
F
2
6
5
4
3
3-4-1. DISPLAY UNIT (PDM-4210/5010)
(1) Schematic Diagram of F Board
(1) Schematic Diagram of F Board
+6V
2.8
0.4
17.5
2.2
1.1
5.6
2.9
5.6
7.9
8.0
SOURCE
SOURCE
DRAIN
VDD
FB
CL
VCC
B-SS11804<J..>-F..
(LINE FILTER)
F
RELAY DRIVE
CN1005
TO G BOARD
CN1003
TO G BOARD
50/60Hz
AC100V
TO AC INLET
AC
AC
AC
AC
GND
POWER ON
ST-BY 6V
1
2
3
A
K
~
~
+
-
1
2
3
4
5
7
8
1
2
1
2
1
2
3
1
3
4
5
6
7
8
9
10
11
C608
C610
R605
R606
R607
C620
R608
R609
R610
R611
D605
C601
C602
C603
C604
C612
C617
C621
CN603
CN604
D601
L602
TH601
R603
R604
CN601
R614
C607
D602
IC601
D603
D604
C618
C623
VDR601
VDR602
R615
IC602
C622
C609
C611
C619
Q601
R616
VDR603
PH601
C605
R602
F601
RY601
C613
R601
T601
T602
T604
T603
0.1
25V
25V
B:CHIP
0.1
25V
25V
B:CHIP
470
:CHIP
22k
:CHIP
15k
:CHIP
47
:CHIP
15k
:CHIP
2200p
:CHIP
:CHIP
4.7k
:CHIP
15k
:CHIP
MA113
4700p
500V
:E
4700p
500V
:E
4700p
500V
:E
4700p
500V
:E
10
470p
250V
250V
:B
100
10V
10V
2P
3P
DF06M
10µH
390k
:CHIP
56
1/4W
:FPRD
2P
:VH
8.2
1W
:RS
2200p
500V
:E
EG01VCO
MIP2C2
D1NL20U-TR2
D1NL20U-TR2
1000p
B:CHIP
1000p
B:CHIP
ERZV14D621
ERZV14D621
0.47
1/4W
1/4W
:FPRD
MM1431ATT
0.01
B:CHIP
1
275V
ECQ-UL
1
275V
ECQ-UL
470
16V
:ZL
16V
:ZL
2SD2114K
1k
:CHIP
ERZV10D621
PC123Y22OOF
22
450V
#
T10A
250V
250V
470p
630V
630V
R:CHIP
100k
1W
:RS
8MH
8MH
10MH
ST-BY TRANSFORME
6V
1
2
4
3
1
2
4
3
1
2
4
3
F
[LINE FILTER]
— F BOARD —
C601
C602
C603
C604
C605
C607
C608
C609
C610
C611
C612
C613
C617
C618
C619
C620
C621
C623
CN601
CN603
CN604
D601
D602
D603
D604
F601
FH601
FH602
IC601
IC602
L602
PH601
R601
R602
R603
R604
R605
R606
R607
R608
R609
R614
R615
R616
RY601
T601
T602
T603
T604
TH601
VDR601
VDR602
VDR603
1
2
3
A
B
C622
D605
Q601
R610
R611
1
2
3
A
B
<CONDUCTOR SIDE>
<COMPONENT SIDE>
•
F BOARD SEMICONDUCTOR
LOCATION
IC
IC601
A-2
IC602
A-1
TRANSISTER
*
Q601
A-1
1
DIODE
*
D601
A-3
-
D602
A-2
-
D603
A-2
-
D604
A-1
-
D605
A-1
3
*
: Refer to Terminal name of
semiconductors in silk screen
printed circuit (see page 3-12)
Component
(
)
Side
Conductor
(
)
Side
Component
(
)
Side
Conductor
(
)
Side
Component
(
)
Side
Conductor
(
)
Side
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