Block Diagram (9) - Sony KDS-50A2000 Service Manual

BLOCK DIAGRAM (9)

S3004 S3005 S3000
MENU CHANNEL
TV/VIDEO
+ / + /
H1
G
TIMER
D3055
R
Q3053
LED DRIVER
D3054
LAMP
Q3051
G
POWER/ LED DRIVER
D3053
STANDBY
R
IC3050
OUT
J3100
P /C
R R
P /C
B B
Y
VIDEO/HD/DVD IN2
(1080i/720p/480p/480i) J3101
VIDEO
L
(MONO)
AUDIO
R
CN3000
KEY
2 TO
H
A1 BOARD
CN8001
1 GND
S3001 S3002 S3003
CHANNEL VOLUME VOLUME
- / + / + /
(PANEL SWITCH )
CN3050
Q3052
STBY
1 STBY+3.3V
LED DRIVER +3.3V
3 TIMER LED
5 LAMP_LED
7 POWER_LED
TO
Q3050
6 STBY LED G
A1 BOARD
LED DRIVER
CN8001
SIRCS
8
9 P-ON
S3050
POWER
H2
(SIRCS,LED)
CN3100
5 COMP2_CR TO
M
A1 BOARD
3 COMP2_CB
1 COMP2_Y CN8301
CN3101
1 COMP DET
TO
2 V2-V
N
A1 BOARD
4 V2-L
CN8001
6 V2-R
H3
(VIDEO 2 INPUT)
IC3150
2
4
TEMPERATURE
1
3
SENSOR
8
1
S1 (OUTSIDE TEMPERATURE )
IC3200
2
4
TEMPERATURE
1
3
SENSOR
8 1
S2
(LAMP TEMPERATURE )
S3250
LAMP COVER
2
SWITCH
1
)
T (
LAMP COVER ERRER
– 34 –
KDS-50A2000/50A2010/55A2000/60A2000/60A2010
K
RM-YD010 RM-YD010 RM-YD010
CN3150
SCL_E TO
J
SDA_E A1 BOARD
CN8003
D3.3V
CN3200
SCL_E TO
K
A1 BOARD
SDA_E
CN8003
D3.3V
CN3250
TO
GND
L A1 BOARD
LAMP_COV
CN8003
RM-YD010 RM-YD010