Supply Lines Overview - Philips 37PF9631D/37 Service Manual

Block Diagrams, Test Point Overviews, and Waveforms

Supply Lines Overview

SUPPLY LINES OVERVIEW
SA1 CONNECTIONS
A SUPPLY
+5V2
SA2
+12V
SA2
+5V2-RELAY-IO2
SA2
1316
1319
1
Display
1304 1304
+24Va +12V_+24V
1 1
TO 1304
2 2
A2
3 3
SUPPLY
+12V_A
+12V
4 4
+12V_A
SA2
SEE ALSO
BLOCK DIAGRAM
SUPPLY
STANDBY
SA2
CONTROL
7511
5500
6504
5110 VTUN
6
6140
7
+12V_A
8 STANDBY
10 7131
2513
6107
5
1306 1306
TO 1306
1 1
7531
A1
2 2
MAINS FILTER
+5V_SW
CONTROL
1305 1305
TO 1305 +5V2-RELAY-IO2 +5V2-RELAY-IO2
1 1
A1
2 2
MAINS FILTER
1M02
VSND_POS 6
TO 1M02
5
A2
VSND_NEG
2
SUPPLY
1
EJ2.0U LA
B01B SUPPLY + RS232
7 4
1 7
2 8
5U37
9 9
5U38 +12VS
11 10
B01a
5U35
1M03
5U36 +5V2-STBY
9 5
B03e,B04a,
B05e,f
4 6 7U25 +5V
B03a,b,c,e,
7 11
STANDBY STANDBY
B04e,g,B05a,
B07a
DIM_CONTROL 1 12 BACKLIGHT-CNTRL-OUT
7U24
POD-MODE
ON_OFF 3 13 LAMP-ON-OUT
To +12VSW
B01A DC / DC
+12VS +12VS
B01b
1U01
+12VSW
5U02 5U00
7U01 +3V3
B02a,B04a,e,f,g,
7U00
B05a,c,d,e,B06
1
B07a,b
7U03 5U03 +1V2
Control
16
+2V5
7U28
7U27 +2V5D
+2V5
STABILIZER
+11V
B02A CHANNEL DECODER
SA1
+2V5
+2V5
B01a
+12V
SA1
5T20 +2V5D-PLL
+8V6
5T21 +2V5A-PLL
+5V2
SA1 5T23 +2V5A
5T24 +2V5A-XTAL
5T25 +2V5A-ADC
5T26 +2V5F
+3V3 +3V3
B01a
SA1 5T27 +3V3F
+1V2 +1V2
B01a
+1V2_ATSC
7T21
5T28 +1V2F
7T20
+3V3
CONTROL
+12VSW
1M02
B08B
B02B MAIN TUNER
AUDIO
+12SW +12SW
B01a
7T10
5T11
+5VTUN
IN OUT
COM
6. EN 37
B03A MPIF MAIN: VIDEO SOURCE SELECTOIN
+5V +5V
B01b
B01a
B01a
B03B MPIF MAIN: SUPPLY
+5V +5V
B01b
B05f
5A12
7A10 VREF-AUD-POS
B05f
7A00
VREF-AUD
2
MPIF
B01a
B04d
B03C MPIF MAIN: IF + SAW FILTER
+5V +5V
B01b
B01a
5A16 +5VaM
+5VTUN B05f
+5VTUN
B02b
B01b
5A17 +5VbM
B01a
B03D MPIF MAIN: AUDIO SOURCE SELECTION
+5VTUN
+5VTUN
B02b
+8V-AUD +8V-AUD
B03e
B03E MPIF MAIN: AUDIO AMPLIFIER
B04g,B07c
B01b,B02b,
+5V
+5V
B03e,B04e,
B01b B01a
+5V2-STBY
+5V2-STBY
B01b
B01b
+12VSW
+12VSW
B01a
+8V-AUD
7A17
B02a,
B04a,d,e,f,
7A05
B04c,f,B05d
B05d
B02a,B04e
VREF-AUD
VREF-AUD
B03b
B04A PNX2015: AUDIO / VIDEO
+1V2
+1V2
B01a
+3V3
+3V3
B01a
B01a
+5V2-STBY
+5V2-STBY
B01b
+12VSW B04c
+12VSW
B01a
VREF-AUD-POS
VREF-AUD-POS
B03b
B04C PNX2015: TUNNELBUS B01a
+2V5 +2V5
B01a
B01a
3L38 3L20 VREF-PNX
B01a
B04D PNX2015: DDR INTERFACE
+1V2
+1V2
B01a
+2V5
+2V5
B01a B01a
5L52 +2V5-DDRPNX
B05f
5L51 3L21
VREF-DDRPNX
B01b
B04E PNX2015: STANDBY & CONTROL
+1V2
+1V2
B01a B01b
+1V2-STANDBY
+1V2-STANDBY
B05f
B03c,d
+3V3
+3V3
B01a
+3V3-STANDBY
+3V3-STANDBY
B05f
+5V
+5V
B01b
+12VSW
+12VSW
B01a
B06
B04F PNX2015: SUPPLY
+1V2 +1V2 B01a
5LN1 PLL-1V2
+3V3 +3V3
5LN3
LVDS-3V3
5LN0 PLL-3V3
+1V2-STANDBY +1V2-STANDBY
B07A
B04a
+3V3-STANDBY +3V3-STANDBY
5LN2 UP-3V3
B03e B01a
+2V5 +2V5
+2V5-DDRPNX +2V5-DDRPNX
B04G PNX2015: DISPLAY INTERFACE
+3V3 +3V3
+3V3-STANDBY +3V3-STANDBY
B01b
+5V +5V
+12VSW +12VSW
7J04
5J11 VDISP
7J08
CONNECTOR
7J07
+3V3 CONTROL
B07B
B07a
B07a
B01a
B05A VIPER: CONTROL
+3V3 +3V3 B07a
+5V +5V B07a
B07a
B05B VIPER: MAIN MEMORY
B03d
B07a
+2V5-VPR +2V5-VPR
3H52
VREFD-VPRDDR B07C
3H50
VREF-VPRDDR
B01a
B07D
B05C VIPER: A/V + TUNNELBUS
B05f
+3V3 +3V3
B08A
VREF-PNX VREF-PNX
B05f
B08b
B05D VIPER: SUPPLY
+1V2 +1V2
+2V5 +2V5 B08b
5Q07 +2V5-VPR
B05c
B05b
+3V3 +3V3
B08B
B01b
B05E VIPER: EEPROM
B01b 1M02
+3V3 +3V3
1
+3V3-STANDBY +3V3-STANDBY
B04f
2
3
+5V2-STBY +5V2-STBY 1M02
4
PSU
SUPPLY
5
B05F MISCELLANEOUS
6
+5V2-STBY +5V2-STBY
7M05
+3V3-STANDBY
B07d,B08a
IN OUT
COM B04e,f,g,
B05e
7M06
+1V2-STANDBY
IN OUT
B04e,f
COM 1M21 1870
5M00
5 5
DISPLAY INTERFACE: MOP
+3V3 +3V3
5G01
+3V3M
7G02
+2V5M
IN OUT
COM
7G03
+1V2M
IN OUT
COM
HDMI + SUPPLY
+3V3 +3V3
5B17 +3V3-APLL
B07b
5B11 3V3-PLL
B07b
5B12 3V3-DIG
B07b
7B25
+1V8
B07b
IN OUT
COM
5B18 +1V8-PLL
B07b
+5V +5V2-STBY
7B45
+3V3-AV
IN OUT
COM
5B10 +3V3-AVI
B07b
1I06
HDMI
AIN-5V
18
HDMI: I/O + CONTROL
+1V8 +1V8
+1V8-PLL +1V8-PLL
+3V3 +3V3
+3V3-DIG +3V3-DIG
+3V3-AVI +3V3-AVI
+3V3-PLL +3V3-PLL
+3V3-APLL +3V3-APLL
ANALOG I/O
+12VSW +12VSW
UART
+3V3-STANDBY +3V3-STANDBY
AUDIO: AMPLIFIER
+3V3-STANDBY +3V3
+12_20V +12_20V
3D43
VP
7D24
-12_20V -12_20V
5D16 VN
AUDIO: CONNECTORS
5M10 -12_20V
B08a
5M11
5M12 +12_20V
B08a
5M09
LED PANEL
J
+3V3STBY +3V3STBY
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