Supply Lines Overview - Philips 32PFL7403D/10 Service Manual

Block Diagrams, Test Point Overview, and Waveforms

Supply Lines Overview

SUPPLY LINES OVERVIEW
A SUPPLY
A B02B DC / DC 2V5_1V
1U02
5U51
1 1
12V
T3A
2 2
12V
3 3
SGND1
4 4
SGND1
5 5 LAMP-ON-OUT
BL-ON
MAIN
6 6 BACKLIGHT-OUT
BL-DIM
POWER SUPPLY
7 7
BACKLIGHT-BOOST
BOOST
8 8
SGND1
1 1
3.3VSB
7U0M
7U0N
VOLT.
REG.
2 2 STANDBY
PSON
3 3
SGND1
4 4
SGND1
5 5
SGND1
1U01
5U52
6 6
12V
T3A
7 7
12V
8 8
12V
3U60
9 9
12VA
10 10
SGND2
11 11
-12VA
+12VF
B02a
3U42 6U0B
5U08
7U0P
VSW
+3V3F
B02a
7U71
7U70-1
+2V5-REF
+1V2-PNX8541
B02a
7U72
7U70-2
+2V5-REF
B02A DC/DC 3V3_1V2
+12V
B02b
5U02
7UA0 7U08
NCP5422
14]0 COVERTER
1
Dual
7U02
Out-of-Phase
Synchronous
2
Buck Controller
7U05
16
7U06
15
1V2-STANDBY
B02b
1
24VA
2
SGND3
3
24VA TO J1
4
AMBI-LIGHT UNIT
SGND3
5
24VA
6
SGND3
Q528.2E LB
B02C DC/DC 5V_1V4
+12VF +12VF
+12VD B02a
9U82 +12VFF
B04a,B06b,
B07b
7U0L 7U0H-1
12V/5V
NCP5422
15 CONVERSION
1
5U05 +5V
Dual
7U0H-2
Out-of-Phase
B03a,
Synchronous
B04a,l,B06b,
B04A 2
Buck Controller B07a,d,B08a,
B09a,B10a
B06B
7U0D-1
N.C.
12V/1V4
16 CONVERSION
5U04 +1V4-PNX5050
7U0D-2
15
SENCE+1V4-PNX5050 SENCE+1V4-PNX5050
B05d
+3V3-STANDBY
B04b,d,m,
B08b,B10a
+1V2-STANDBY
B02a
B03A MAIN TUNER
+5V +5V
B02c
B04A
5T63 +5V-TUN
5T53 V1
B03B CHANNEL DECODER DVB-T
+12V
B02a
+3V3 +3V3
7U0R
+2V5-REF
VOLT. B02a
B05d 5T08 +3V3DVB
REG.
+1V2-PNX8541 +1V2-PNX8541
B02a
+VCC-LM
5T09
+1V2DVB
+5V-TUN +5V-TUN
B03a
+AUDIO-POWER
B04i,B10a
B03C CHANNEL DECODER DVB-C
-AUDIO-POWER
B04i,B10a
+3V3 +3V3
B02a
7TA1
+1V8DVB
IN OUT
COM
+12VF
7TA2 +3V3-10023
+33VTUN
7TA3
+1V8DVB
(RESERVED)
B03D STI701: CONTROL
+3V3F
+2V5 +2V5
B02b
+2V5 5A10 V_LVC04
B03d,f,h,B04a
+3V3
+3V3
B02a
+1V2-PNX8541
+1V
B03E
STI701: FLASH
B03h
+3V3 +3V3
B02a
B03F STI701: DDR1
+2V5 +2V5
B02b
5AA0
+2V5-LMI
+12V
3AAN
LMI-VREF
+12VF
B02b,c B02b,c B02b,c
3AAA
LMI-VREF-ST
12V/3V3
3AAR
B03b,c,d,e,h,i, LMI-VREF2-ST
B04a,c,l,m,p,q,
+3V3
5U01
B05a,c,d,B06b,c,
B07a,d,B08a,c,
5U03 +3V3F
B09a,b,B10a B03G STI701: AV-INTERFACE
+3V3TMDS
+3V3TMDS
+1V8 B03h
7U28
7U27
1V8
STAB.
B03H STI701: POWER
12V/1V2
+1V +1V
COVERTER
B02b
5U00 +1V2-PNX8541
B02b,B03b, 5AE8 +1VTMDS
B04a,e,p
SENCE+1V
+2V5 +2V5
B02b
5AE4 VDDE-2V5
1V2-STANDBY
5AE7
+2V5-CLKGENA
+3V3 +3V3
B02a
5AE2 +3V3TMDS
5AE0 VDDE-3V3
2V5-LMI 2V5-LMI
B03f
6. 52
B03I STI701: DEBUG
+3V3 +3V3
B02a
B04A PNX8541: STANDBY CONTROLLER
+1V2-PNX8541 +1V2-PNX8541
B02a
+1V4-PNX5050
+1V4-PNX5050
B02c
+3V3-STANDBY +3V3-STANDBY
B02b
+3V3 +3V3
B02a
+2V5 +2V5
B02b
+12VD +12VD
B02b
+5V +5V
B02c
B04a,B05d B04B PNX8541: DEBUG
+3V3-STANDBY +3V3-STANDBY
B02b
B04C PNX8541: NVM
+3V3-EXT +3V3-EXT
B07d
+3V3-PER +3V3-PER
B04P
+3V3 +3V3
B02a
B02a
B03b
B05d
B04D PNX8541: MISCELANEOUS
+3V3-STANDBY +3V3-STANDBY
B02b
B04E PNX8541: CONTROL_MIPS
+1V2-PNX8541 +1V2-PNX8541
B02a
+3V3-PER +3V3-PER
B04P
B04F PNX8541: CONTROL_PCI
B02a
+3V3-PER +3V3-PER
B04P
B02a
B04G PNX8541: DDR2
+3V3F +3V3F
B02a
+1V8-PNX8541 +1V8-PNX8541
B05b
B05d
3HJ1
DDR2-VREF-CTRL
B02b
3HJ3
DDR2-VREF-DDR
B04H
PNX8541: DIGITAL VIDEO IN
RREF-PNX8535 RREF-PNX8535
B04P
B02a
B04I PNX8541: AUDIO
+AUDIO-POWER +AUDIO-POWER
B02b
5HM0 AUDIO-VDD
-AUDIO-POWER -AUDIO-POWER
B02b
5HM1 AUDIO-VEE
B06b
B03h
B04K PNX8541: ANALOGUE AV
+3V3-PER +3V3-PER
B04P
B02b
B04L PNX8541: AUDIO
+5V +5V
B02c
7HQ0
VDDA-AUDIO
IN OUT
COM
+3V3 +3V3
B02a
B02b
B02a
B04M PNX8541: AUDIO
B02c
+3V3-STANDBY +3V3-STANDBY
B02b
+3V3 +3V3
B02a
B02a
B04N PNX8541: VIDEO STREAMS
B03g
+3V3-PER +3V3-PER
B04P
B04O PNX8541: DIGITAL VIDEO OUT / LVDS
VDDA-LVDS VDDA-LVDS
B04P
B04P PNX8541: POWER B07A
+1V2-PNX8541 +1V2-PNX8541 +3V3
B02a
B02a
+3V3-STANDBY +3V3-STANDBY +5V
B02c
B02b
+1V2-STANDBY +1V2-STANDBY
B02a
+3V3 +3V3
B07B
B02a
5HYA +3V3-PER
B04c,e,f,k,n
+3V3
B02a
5HK3
RREF-PNX8535
B04h
+12VD
B02c
5HY1
VDDA-LVDS
B04o
VDDA-AUDIO VDDA-AUDIO
B07D
B02l
5HY4 VDDA-DAC
+3V3
B02a
5HY7 AUDIO-ADC
+5V
B02c
FACTORY
USE ONLY
B04Q PNX8541: FLASH
+3V3 +3V3
B02a
B08A
5HA0 +3V3-NAND
+3V3
B02a
+5V
B02c
B05A PNX5050: CONTROL
+3V3 +3V3
B08B
+3V3-D +3V3-D
B05B HDMI SIDE
PNX5050: DDR1
CONNECTOR
+2V5-PNX5050 +2V5-PNX5050
B05d
HDMI 1
5CA1 +2V5-DDR CONNECTOR
B05d
3CA3
VREF-DDR
HDMI 2
CONNECTOR
3CA1 VREF-PNX5050
HDMI 3
CONNECTOR
B05C PNX5050: VIDEO
+3V3 +3V3
+3V3-STANDBY
B02b
B05D PNX5050: SUPPLY
+3V3 +3V3
B08C
5CD1 +3V3-D
B05a
+1V4-PNX5050 +1V4-PNX5050 +3V3
B02a
B02a
SENCE+1V4-PNX5050
B02c
+2V5-DDR +2V5-DDR
+12VD +12VD
+5V-CON
B08b
+V-LM833
+2V5-REF
+2V5-REF
B02b
3CD0 7CD0-2
CONTR+1V8-PNX8541
3CD7
B09A
+1V8-PNX8541
B04g
+3V3
B02a
+3V3F
+3V3F
7CD1 +2V5-PNX5050
B05b
+5V
7CD0-1 B08b
+2V5-REF
B06A PACIFIC 3: LVDS
B09B
VDISP VDISP
1G50
41
+3V3
B02a
B06B PACIFIC 3: DISPLAY-INTERFACING
+12VD +12VD
+8V2-PAS
5G55 VDISP
7G54
B06a
B10A
B04P 7CD0-1
CTRL4-P3 +3V3
B02a
+AUDIO-POWER
+3V3-STANDBY B02b
+3V3-STANDBY
+3V3 +3V3
+5V +5V
-AUDIO-POWER
B02b
B06C
PACIFIC 3
+3V3 +3V3 +3V3-STANDBY
B02b
5GE2 +3V3-P3 +5V
B02c
7GE3
+2V5-PF
IN OUT
COM 5GE0 +2V5-P3
5GE1 +2V5-PLL
7GE5
+1V5
IN OUT
COM
5GE3 +1V5-P3
5GE4
+1V5-PLL
5GE5 +1V5-TX
5GE6 +1V5-RX
ANALOGUE I/O: SCART 1 & 2
+3V3
+5V
ANALOGUE I/O: YPBPR AUDIO OUT
+3V3
+12VD
ANALOGUE I/O: BOLT-ON
+3V3
+5V
1E50
3V3-EXT
4
B04c
DIGI I/O: USB CONNECTOR + CONTROLLER
+3V3
+5V
DIGI I/O: HDMI CONNECTORS +
DVI AUDIO INPUTS
1P35
18 AIN-5V
1P32
BIN-5V
18
1P33
CIN-5V
18
1P34*
18 DIN-5V
+5V-CON
B08c
+3V3-STANDBY
*(Optional)
DIGI I/O: HDMI MUX
+3V3
5P74 +3V3-DIG
5P75 +3V3-ANA
+5V-CON
5P76
+5V-MUX
DIGI IO: PCMCIA INTERFACE & BUFFER
+3V3
5N01
+3V3_BUF
+5V
3N09
PCMCIA-VCC-VPP
+T
DIGI I/O: ETHERNET
+3V3
5NA1 +3V3AN
5NA2 +3V3DN
CLASS D
+3V3
+AUDIO-POWER
3D19
5D14 VDDA
(12V2)
5D11 VDD
(12V2)
-AUDIO-POWER
3D15
5D15 VSSA
(-12V2)
5D10 VSS
(-12V2)
+3V3-STANDBY
+5V
1D10
5D16
5
TO 1G50
B06A
8
SSB
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