Supply Lines Overview - Philips LC7.2E Service Manual

Block Diagrams, Test Point Overviews, and Waveforms

Supply Lines Overview

SUPPLY LINES OVERVIEW
B02 DC-DC
+5V_STANDBY
7 7
+12V_DISP
8 8
1 1 -AUDIO_POWER
+AUDIO_POWER
2 2
+5V_STANDBY
4 4
4C57÷4C60
+5V_SW
5 5
6 6 7B02 RES
+3V3_STBY
7 7 IN OUT
COM
8 8
+5V_SW
7B05
9 9
STANDBY
B04A
ONLY FOR LCD
7B04
SUPPLY +3V3_SW
IN OUT
COM
7B06
+3V3_MOJO
IN OUT
COM
7B08
+1V2_MOJO
IN OUT
COM
6B03
5B06 +VTUN
(34V)
7B03
3B13
7B01
5B03 5B02 +1V8S_SW
3 1
STEP
DOWN
REG.
7
1
TO 1710
F7
2
1080P
LC7.2E LA 6.
B03A TUNER IF & DEMODULATOR
+3V3_SW +3V3_SW
B02
+5V_SW +5V_SW
B02
3133
B04a,b,c 5114 +5VS
3134
5115 +5V_IF
+VTUN +VTUN
B07 B02
ONLY FOR ANALOG TV
B07
+12V_DISP +12V_DISP
B02
B04a
B03B DVB-DEMODULATOR
B04a,B06d
+1V8S_SW +1V8S_SW
B02
B03a,b,c,e,
+3V3 +3V3
B04c, B03f
B06a,b,c,d
5F10 +3V3FE
+5V_SW +5V_SW
B02
B03a,f,B04a,b,
B06c
B03C
DVB-COMMON INTERFACE
+3V3 +3V3
B03f
B03f
5K03 +3V3_STV
5K04 +3V3_CORE
B03d
5K05 +3V3_BUF
B03a
+5V_SW +5V_SW
B02
7K05
PCMCIA_5V
IN OUT
COM
5K01 PCMCIA_AVCC
5K02
B03b,B04b PCMCIA_VPP
B03D DVB-MOJO
+1V2_MOJO +1V2_MOJO
B02
+3V3 +3V3
B03f
5G04 +3V3_VDDP
+3V3clean
+3V3clean
B03f
B03E DVB-MOJO MEMORY
+3V3 +3V3
B03f
5H02 +3V3_NOR48
+5V_SW +5V_SW
B02
B03F DVB-MOJO ANALOF BACK END
+3V3_MOJO +3V3_MOJO
B02
5JO1 +3V3clean
7J04 +3V3
IJ01
+1V8S_SW CONTROL
40
B04A MICROPROCESSOR
+12V_DISP
+12V_DISP
B02
+3V3_STBY
+3V3_STBY
B02
B02
+3V3_SW
+3V3_SW
B02
+5V_STANDBY
+5V_STANDBY
B02
1M20
3L10
5304 5 1M20
J
IR/LED
B02
B04B
VIDEO PROCESSOR
B02
+1V8S_SW +1V8S_SW
B02
3244
CX_PAVDD1
3248
CX_PAVDD2
5224
CX_PDVDD
5226 CX_PAVDD
5220 CX_AVDD_ADC1
B02
5222 CX_AVDD_ADC2
B02
5225 CX_AVDD_ADC3
5227 CX_AVDD_ADC4
+3V3_SW +3V3_SW
B02
B02
5219 CX_AVDD3_BG_ASS
5223 CX_AVDD3_OUTBUF
5218 CX_AVDD3_ADC1
5221 CX_AVDD3_ADC2
B02
+12V_DISP +12V_DISP
B02
5215
VDISP
7210
1G51
5217
1 1G51
7208 F3
LCD_PWR_ON 1080P
CONTROL B04A
ONLY FOR LCD
F7
B04C AUDIO PROCESSOR
+12V_DISP +12V_DISP
B02
4401 +AUDIO_POWER_+12V_DISP
7410
F7
+8V
IN OUT
COM
F7
+5V_SW +5V_SW
B02
3402
5401 +5V_D
5402 +5V_AUD
F7
F7
B06A YPBPR & REAR IO
F7
+5V_SW +5V_SW
B02
1G51
B04B
SSB
B03d
B03b,c,d
F3
B06B IO - SCART 1 & 2 F5 SUPPLY IN
+1V8_CORE
F7
+5V_SW +5V_SW
+1V8_DVI
F7
+1V8_ADC
F7
B06C HDMI
+3V3_IO
F7
+3V3_ADC
+3V3_SW +3V3_SW
F7
+3V3_SW
+5V_SW +5V_SW
F7
1810
HDMI +3V3_PLL
+5VHDMI_A
18
CONNECTOR-1
F7
+3V3_LVDSA
1811
HDMI F7
+5VHDMI_B
18
CONNECTOR-2
+3V3_LVDSD
F7
+3V3_LBADC
F7
B06D HEADPHONE AMP & MUTING
+3V3_DVI
F7
+3V3_STBY +3V3_STBY
+5V_SW +5V_SW F6 LVDS IN
+1V8_CORE
F7
B07
AUDIO
+2V5_DDR_MAL
F7
+AUDIO_POWER +AUDIO_POWER
+3V3_SW
F7
3A01
VDDA
5A05 VDD
F7
DC POWER SUPPLY
5A07 4A01 +AUDIO_POWER_+12V_DISP
RES
-AUDIO_POWER -AUDIO_POWER 1710
5A07
TO 1
SUPPLY
3A02
VSSA
7710
5A06 VSS 11
STEP
DOWN
REG.
14
F1 OCM ON CHIP MICROCONTROLLER
7
+3V3_SW
+3V3_SW
(ONLY FOR 1080P)
F2
FLASH & NVM
+3V3_IO +3V3_IO
+3V3_SW
+3V3_SW
(ONLY FOR 1080P)
F3 LVDS IN
+3V3_LVDSA
+3V3_LVDSA
+3V3_LVDSVCC +3V3_LVDSVCC
+3V3_LVDSD +3V3_LVDSD
1G51
+VDISP
40
F4
J IR/LED/LIGHT-SENSOR
(ONLY FOR 1080P)
1M20
1M20
+5V_STANDBY
5
B04A
F4 LVDS OUT
SSB
1G52
+VDISP
+VDISP 41 TO
DISPLAY
(ONLY FOR 1080P)
+1V8_CORE
+1V8_DVI
+1V8_ADC
+3V3_IO
+3V3_ADC
+3V3_SW
+3V3_PLL
+3V3_LVDSA
+3V3_LVDSD
+3V3_LBADC
+3V3_DVI
(ONLY FOR 1080P)
+1V8_CORE
+2V5_DDR_MAL
+3V3_SW
(ONLY FOR 1080P)
+12V
7701-1
5A07 +3V3
7701-2
5716 +3V3_IO
F2,F5
5717 +3V3_LVDSA
F3,F5
5718 +3V3_LVDSD
F3,F5
5719 +3V3_LBADC
F5
5720 +3V3_ADC
F5
+3V3_SW
5721
F1,F2,
+3V3_DVI F5,F6
5722
F5
5723 +3V3_PLL
F5
5724 +3V3_LVDSVCC
F3
7713
+2V5
IN OUT
COM
5715 +2V5_DDR_MAL
F6
7714
+1V8
IN OUT
COM
5712
+1V8_CORE
F5,F6
5713 +1V8_ADC
F5
5714 +1V8_DVI
F5
(ONLY FOR 1080P)
+5V_STANDBY
G_16860_040.eps
190707