Power And Control Block Diagram - Sony KDL-42W805A Repair Manual

POWER AND CONTROL BLOCK DIAGRAM

KDL-42W805A/47W805A
POWER SUPPLY
1
2
3
3
4
4
CN1
1
1
AC IN (N)
2
2
AC IN (L)
3
1
2
PWM_DIMMER
3
4
5
6
DIGITAL_STBY
10~12
13~17
21, 22
23
28
GL2E
SECTION 2 - TROUBLESHOOTING
CN3
LED +
LED +
LED +
LED +
LCD PANEL, TCON
CN4
LED BACKLIGHTS
LED -
LED -
LED -
CN2
DC_DIMMER
BL_ERR
BLINKING
BL_ON
GND
REG 12V
GND
STBY 3.3V
AC OFF DET
POWER_ON
&
MAIN BOARD
CN9101
1
POWER_ON
2
AC OFF DET
4
STBY 3.3V
5, 6
GND (AU)
7, 9
REG 12V
8, 10
REG 12V (AU)
11, 13, 14
GND
12
REG 12V (PANEL)
15
DIGITAL_STBY
16
BL_ON
17
BLINKING
18
BL_ERR
19
PWM_DIMMER
20
DC_DIMMER
BA2S
7