Diagrama De Control De Encendido - Sony KDL-70W855B Manual De Reparación

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DIAGRAMA DE CONTROL DE ENCENDIDO

KDL-70W855B
SECCIÓN 2 - SOLUCIÓN DE PROBLEMAS
FUENTE DE PODER
CN6401
POWER_ON
28
11
AC_OFF_DET
27
12
STBY3.3V
23
14
REG12V
17
21
REG12V
16
20
REG12V
15
19
REG12V
14
18
REG12V
13
17
GND
12
30
GND
11
29
GND
10
25
GND
9
24
GND
8
23
GND
7
22
BL ON
5
27
BL_ERR
3
28
T-CON_ON
26
NC
NC
25
NC
GND
24
NC
GND
22
NC
GND
21
NC
T-CON_VCC12V
20
NC
T-CON_Vcc12V
19
NC
REG12V
18
NC
DIGITAL_STBY
6
NC
BLINKING
4
NC
PWM_DIMMER
2
NC
DC_DIMMER
1
NC
CN6601
VLED_VCC
1
14
VLED_VCC
2
13
VLED_VCC
3
12
VLED_VCC
4
11
VLED_GND
6
9
VLED_GND
7
8
VLED_GND
8
7
VLED_GND
9
6
SIGNAL_GND
10
5
LD_ERR
11
4
GL_CTRL
12
3
REG12V
14
1
NC
5
NC
NC
13
NC
CN6101
1
AC-N
AC_IN
2
AC-L
G2B
12
30
11
29
3
28
5
27
10
25
9
24
8
23
7
22
17
21
16
20
15
19
14
18
13
17
23
14
27
12
PLACA LD
28
11
10
16
GND
10
16
9
15
GND
9
15
4
8
FB_REF
7
7
7
7
LD_PWM_3
6
5
6
5
LD_PWM_2
5
4
5
4
IP_REF
4
8
3
3
LD_PWM_1
3
3
2
2
LD_PWD_0
2
2
NC
26
LD_STDBY
8
NC
NC
13
SA_MODE
1
NC
NC
10
CN2002
NC
9
NC
6
NC
1
1
14
VLED_VCC
2
13
VLED_VCC
3
12
VLED_VCC
4
11
VLED_VCC
6
9
VLED_GND
7
8
VLED_GND
8
7
VLED_GND
9
6
VLED_GND
10
5
VLED_GND
11
4
LD_ERR
12
3
GL_CTRL
14
1
SET_12V
NC
10
NC
NC
2
NC
CN2001
LD
PLACA PRINCIPAL
CN9101
GND
GND
BL_ERR
BL_ON
GND
GND
GND
GND
+19.5V(12V)
+19.5V(12V)
+19.5V_SS(12V)
+19.5V_HOLD(12V)
REG+12V
STBY+3.3V
AC_OFF_DET
POWER_ON
GND
GND
IP_REF
FB_REF
LD_PWM_3/SPI0_3(CLKF)
LD_PWM_2/SPI0_2(DATAF)
LD_PWM_1/SPI0_1(LATF)
LD_PWM_0/SPI0_0(EMIT IN)
DIGITAL_STBY
TCON_ON
SA_MODE
LD_STBY
LD_PWR_4/SPI0_RDATA/BLU_TEMP
LD_MODE_SW
BAXL
7

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