Philips Q552.2L Service Manual page 90

Circuit Diagrams and PWB Layouts
Standby controller
PNX85500: Standby controller
B02G
2S4D
+3V3-STANDBY
3S1B
1n0 RC
3S1C
RES 10K TACHO
3S1D
10K CEC-HDMI
3S1E RES 27K BACKLIGHT-PWM-ANA-DISP
10K 3S1F SDM
+3V3-STANDBY
10K
3S3L
RES
LCD-PWR-ONn
3S3M 10K
EJTAG-DETECTn
10K 3S3N RES
LAMP-ON
3S3P 10K
STANDBY
3S3Q RES
10K FAN-CTRL1
RES 3S3S 10K
FAN-CTRL2
10K 3S3R
POWER-OK
RES
3S3T 10K ENABLE-3V3n
10K
+3V3-STANDBY
3S1G
RXD-UP
3S1H
10K TXD-UP
10K
3S2A
DETECT2
10K
RES
3S1K
RESET-SYSTEMn
10K
RES
3S1J
KEYBOARD
100K 2S4E
RES
100n
3S1L
SPI-PROG
10K
Q552.2L LA 10.
2S37
1u0
2S11
100n
RC AD19
0
AE19
TACHO
1
CEC-HDMI AF19
2 P1
AA20
BACKLIGHT-PWM-ANA-DISP
3
AB20
SDM
7
STANDBY
AC20
LCD-PWR-ONn
0
AD20
EJTAG-DETECTn
1
AE20
LAMP-ON
2
AF20
STANDBY
3
AA21 P2
FAN-CTRL1
4
AB21
FAN-CTRL2
5
AC21
POWER-OK
6
ENABLE-3V3n AD21
7
RXD-UP AE21
0
AF21
TXD-UP
1
DETECT2 AA22
2
AB22 P3
3
AC22
4
AD22
5
AD23
RESET-SYSTEMn
0
AE26
AV2-BLK
1
AE25 P5
AV1-BLK
2
AE24
KEYBOARD
3
LIGHT-SENSOR
AF22
AV1-STATUS
4
AV2-STATUS AE22 P6
5
SPI-PROG
PNX-SPI-WPn
EN 90
IS3B
2S13
IS20
DS50
1
7S00-9
PNX85500
AE17
XTAL_IN
AF17
XTAL_OUT
AA26
RESET_IN
AB24
EA
AB23
ALE
AC26
PSEN
AC23 3S2F 100R
SDA
MC AC24 3S2G 100R
SCL
3S2H 100R
AD26
0
3S2K 100R
PWM AC25
1
AE23
SDO
AF25
SDI
SPI AF24
CLK
AF23
CSB
AB17 IS2V
CTRL-DISP
0
AA18 IS2Z
RESET-DVBS
1
AD18
RESET-USBn
2
AE18
RESET-ETHERNETn
3
P0 AF18
SEL-HDMI-ARC
4
AA19
RESET-AVPIP
5
AB19 RESET-AUDIO
6
AC19 AUDIO-MUTE-UP
7
back to
2011-Jul-15
div. table
2S4G
3
10p
2
4
2S4F
1
10p
RESET-STBYn
IS3F
EA EA
IS3E
ALE
ALE
IS3D
PSEN PSEN
RES
SDA-UP-MIPS SDA-UP-MIPS
4K7
SCL-UP-MIPS SCL-UP-MIPS
LED1 RES
LED1
LED2 LED2
PNX-SPI-SDO
PNX-SPI-SDI
PNX-SPI-CLK
PNX-SPI-CSBn
RES 3S2L
CTRL-DISP
10K RES 3S46
RESET-DVBS
RES 3S3Y 10K
RESET-USBn
+3V3-STANDBY
10K 3S47
RESET-ETHERNETn RES
3S2S
SEL-HDMI-ARC 10K
10K RES 3S2M
RESET-AVPIP
3S3W
RESET-AUDIO 10K RES
AUDIO-MUTE-UP 4K7 3S49
4K7
+3V3-STANDBY +3V3-STANDBY
7S20
NCP303LSN28
2
FS45
INP
1
1
IS2U
OUTP
5
CD
NC GND
SPB SSB TV550
2K11 4DDR BR SD
B02G
+3V3-STANDBY
3S44
10K
3S43
10K
3S42
10K
3S6V
3S6W
RES
4K7
3S1P
10K 3S41
10K
FS0Z
RESET-STBYn
4 2011-03-09
2 2010-12-23
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