Supply Lines Overview 42" Top - Philips 42PF9731D Service Manual

Block Diagrams, Test Point Overviews, and Waveforms

Supply Lines Overview 42" Top

SUPPLY LINES OVERVIEW 42" LCD
MAINS FILTER + STANDBY B1B
AP1
AP2
AP3
1 1
2 2
+8V6
3 3
+12V 4 4
+5V2_SW 5 5
6 6
+5V2 7 7
VTUN 8 8
N.C.
9 9
11 11
SEE ALSO
BLOCK DIAGRAM
SUPPLY
1M10
VTUN 1
TO 1M10
AL
AMBI LIGHT
2
(OPTIONAL)
1M03
+5V_SW 5
+5V2-RELAY-IO2
9
+12-15V
-12-15V AP4,AP5,
AP6,AP7
B1b
AUDIO: LEFT / RIGHT
AP4
+12-15V +12-15V
AP1
-12-15V -12-15V
AP1
5D06 +3V3BUFF
VP1 VP1
AP5
5D05 VP
AP5 AUDIO: PROTECTION / MUTE CONTROL
B1b
+12-15V +12-15V
AP1
-12-15V -12-15V
AP1
7DD0 VP1
AP4,AP6
1M52
+3V3-STANDBY +3V3-STANDBY
9
TO 1M52
B3G
AP6 AUDIO: SUBWOOFER
B1b
+12-15V +12-15V
AP1
-12-15V -12-15V
B1a
AP1
5D13 VN2
VP1 VP1
AP5
5D10 VP2
B1a
AP7 AUDIO: CENTRE INPUT / SW FILTER
+12-15V +12-15V
AP1
-12-15V -12-15V
AP1
B1a
B1a
BJ2.4U/BJ2.5U LA
MAIN TUNET + OOB TUNER
B2B
DC/DC CONNECTIONS
+8V6-SW
B1b
3U47
7U08 +8V6-SW
B2b,B7a
B3b,e,f,g
+5V
5U04 +8V6
B1b
+12VS
5U05
B1a
+5V
5U06
B2b,B3b,e,g
B5a,e,B6,B7c
B10d
+5V2-STBY
5U07 B3A MPIF MAIN: VIDEO SOURCE SELECTION
B1a,c,B3e,f,
B4a,e,g,B7c,
+5V2-STBY_
B10d,B12
+5VMPIF-MAIN
5M08 9V-STBY B3b
B5e
5U12
B3B MPIF MAIN: SUPPLY
+5V
B1b
1C33
5C35
7C00
MPIF
TO 1M03 +8V6-SW
B5E B7a
VIPER 3C31
B3C MPIF MAIN: IF + SAW FILTER
+8VMPIF-MAIN
B3b
DC/DC
B1A 5C52
+12VS +12VS
+5VMPIF-MAIN
B3b
1U04
B4g,B5e 3C51
+12SW
B3e
1U01 B3e,B4a,e,f,g
7U01 5U00 +3V3 5C54
7U29
B5a,c,d,e,B6,a,b
B7a,b,c,B8,
12V/3.3V Conversion
B9a,B10a,b,c,d,
7U00
14 1
B11a,b,B12
MPIF MAIN: AUDIO SOURCE SELECTION
B3D
7U03 5U03 +1V2
B4a,d,e,f
Control B5,b,d +5V-AUD
B3e
12V/1.2V Conversion
16
+8V-AUD
B3e
7U27
+2V5
B4c,d,f
IN OUT
B5d
COM
+2V5 Stabilizer B3E MPIF MAIN: AUDIO AMPLIFIER
+3V3
B1a
7U17
+5V2-STBY +2V5D
+5V
IN OUT
COM B1b
+2V5D Linear Stabilizer
+5V2-STBY
B1b
+12VSW
B1a
7A05
VREF-AUD
B1C DC/DC B3b
+8V6-SW
7U21
+5V2-STBY +3V3-UART B1b
IN OUT
COM
+3V3 +3V3
B3F MPIF MAIN: CONNECTIONS A
CHANNEL DECODER
B2A 5A07
+2V5 +5V2-STBY
+2V5
B1b
1U01
+2V5_ATSC +8V6-SW
5T55
B1b
5Y10 5TG0 +2V5A-XTAL-MAIN 5A06
5TG1 +2V5A-FAT-MAIN
B3G MPIF MAIN: CONNECTIONS B
5TG2 +2V5A-FDC-MAIN
+5V
B1b
5TG3 +2V5D-PLL-MAIN
+8V6-SW
B1b
+2V5A-MAIN
5TG4 +3V3-STANDBY
B1b
3AA3
+2V5A-PLL-MAIN
5TG5
5TG6 +2V5-MAIN
B4A PNX2015: AUDIO / VIDEO
5TG7
+3V3 +3V3-MAIN
+1V2
B1a
+1V2 5TG7 +1V2
+3V3
B1a
+1V2_ATSC +5V2-STBY
7TG1
B1b
+12VS
5TG8 +1V2_MAIN
B1b
VREF-AUD-POS
B3b
6. 51
PNX 2015: TUNNELBUS
B4C
+2V5 +2V5
+8V6-SW
B1a
7T00
3L38
5L01 VREF-PNX
+5VTUN
IN OUT
COM
+5V
B4D PNX 2015: DDR INTERFACE
5T50 5T51 +5V-OOB VREF-PNX VREF-PNX
B4c
+1V2 +1V2
B1a
+2V5 +2V5
B1a
5L52 +2V5-DDRPNX
+5VMPIF-MAIN
5L51
B4E PNX 2015: STANDBY & CONTROL
+5V
+1V2 +1V2
B1a
+5VMPIF-MAIN
B3a,c
+1V2-STANDBY +1V2-STANDBY
B12
VREF-AUD-POS
7C31-1
B4a
+3V3 +3V3
B1a
VREF-AUD
2
B3e
+3V3-STANDBY +3V3-STANDBY
B12
VREF-DEFL
7C31-2
+5V2-STBY +5V2-STBY
B1b
20
+8V6-SW
B4F PNX 2015: SUPPLY
+8VMPIF-MAIN B1a B3c +1V2 +1V2
5LN1 PLL-1V2
+3V3 +3V3
B1a
5LN3 LVDS-3V3
+8VMPIF-MAIN
5LN0 PLL-3V3
+8VaM
+3V3-STANDBY +3V3-STANDBY
B12
+5VMPIF-MAIN 5LN2 UP-3V3
+5VbM +1V2-STANDBY +1V2-STANDBY
B12
+5VaM +2V5 +2V5
B1a
+2V5-DDRPNX +2V5-DDRPNX
B4d
+5V-AUD
B4G PNX 2015: DISPLAY INTERFACE
+8V-AUD +3V3 +3V3
B1a
5J08 VDISP2
+5VDISP +5VDISP
B5e
+3V3
5J10 VDISP
+5V
+12VSW +12VSW
B1a
+5V2-STBY
7J06
+12VSW
7A07 +8V-AUD
B3d
+3V3-STANDBY +3V3-STANDBY
B12
+5V2-STBY +5V2-STBY
VREF-AUD
B1b
+8V6-SW
+5V-AUD B5A VIPER: CONTROL
7A06
B3d
+3V3 +3V3
B1a
+5V +5V
B1b
1E40
B5B VIPER: MAIN MEMORY
+5V2-CONN
24 +2V5-VPR +2V5-VPR
B5c
+5V2-STBY
3V46
VREF-VPRDDR
TO 1E40
+8V6-SW BE2 +2V5D +2V5D
B1a
8
5V01 +2V5D-DDR
+8V6-CONN
3V47 VREFD-DDR
B5C VIPER: A/V + TUNNELBUS
+5V
+3V3 +3V3
B1a
+8V6-SW
+2V5-VPR +2V5-VPR
B5d
+3V3-STANDBY
1M52 3H50 VREF-VPR
TO 1M52
9
AP5
B5D VIPER: SUPPLY
1V2 1V2
B1a
+1V2
+2V5 +2V5
+3V3 B1a
+5V2-STBY 5Q07 +2V5-VPR
+12VS
+3V3 +3V3
B1a
VREF-AUD-POS
VIPER: DISPLAY DIVERSITY + AMBILIGHT B10B
B5E
+5V +5V
+3V3
B1a B1a B1a B1a B1a
B1b
+3V3 +3V3
B1a
TO
+12VSW +3V3 1M63
B4d MEMORY B10C
B1a
1 CARD
1M03
READER
+5V-CON +3V3
5 B1a
TO 1M03
+5V2-STBY_9V-STBY
SA1 +5V2-STBY_9V-STBY
9
B1b
B10D
+3V3
B1a
B6A PACIFIC3: PART 1
+3V3-STANDBY
+3V3 +3V3
B12
B1a
+5V +5V
+5V2-STANDBY
B1b
B1b
+8V6-SW +8V6-SW
B1b
B11A
B6B PACIFIC3: PART 2
+3V3
B1a
+3V3 +3V3
B1a
5G01
+3V3-P3
7G07
5G04
+1V5-P3
IN OUT
COM
5G05
+1V5-PLL B11B
7G01
+2V5-PF +3V3
B1a
IN OUT
COM
5G03
+2V5-PLL
5G02 +2V5-P3
B12
+3V3
B1a
+5V2-STBY
B1b
B7A HDMI
+3V3 +3V3
B1a
1B01
2x HDMI
AIN-5V
18
CONNECTOR
1B02
18 BIN-5V
B7B HDMI: I/O + CONTROL
BE1
B4f +3V3 +3V3
+8V
B1a
BE2
VREF
TO DV4-VALID DV4-VALID
BE2
B4B
3B40
PNX2015 3V3-DIG
BE2
B7C HDMI: SUPPLY
1E40
8
+3V3 +3V3
B1a
5B17 +3V3-APLL
TO 1E41
5B11 3V3-PLL
B3F
5B12 3V3-DIG
7B12 +5V2-STBY
3B52 24
+1V8
VOLT
REG.
5B18 +1V8-PLL
+5V +5V
B1b
7B38
+3V3-AV
IN OUT
COM
5B10 +3V3-AVI
J
B8 USB 2.0: HOST
+3V3 +3V3 1M21
B1a
+5V2-STBY
5
+5V2-STBY +5V2-STBY
B1b
3N31 3N33 3V3-STANDBY
7N10
3V3-STANDBY-TRANS
ETHERNET
B9A
+3V3 +3V3
B1a
5O00 +3V3-ET-DIG
5O01 +3V3-ET-ANA
B9B ETHERNET
B5b
+3V3-STANDBY +3V3-STANDBY
B12
B5b
B10A POD: COMMON INTERFACE
+3V3 +3V3
B1a
5P02 VCC_EXTO
+5V +5V
B1b
7P00
POD-VPP
3 10
POW.
B5c
INTER.
POD-VCC
9 11
SW.
POD: OUT OF BAND
+3V3
POD: BUFFERING
+3V3
POD: TS BUFFERING
+3V3
+3V3-STANDBY
+5V2-STANDBY
FIREWIRE 1394: MAIN
+3V3
5Z02 +3V3-VCCA
5Z00 +3V3-VCCD
FIREWIRE 1394: BUFFERING
+3V3
5Z50 +3V3BUFF
MISCELLANEOUS
+3V3
+5V-STBY
7M05
3M73
+3V3-STANDBY
VOLT
B3g,B4e,f,g
REG.
B9b,B10d,
7M06
3M79
+1V2-STANDBY
VOLT
B4e,f
REG.
EXTERNALS A
+8V
VREF
EXTERNALS B
+8V6 +8V6
3153
5100 +8V
BE1
3154 VREF
BE1
+5V2-STBY
1M21
5
3156
+5V
LED SWITCH PANEL
+5V2-STBY
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