Wiring Diagram; Switched Mode Power Supply; Auxiliary Supply Board - Philips LX7500R Service Manual

Block & Wiring Diagrams
WIRING DIAGRAM LX7500R
1304
1
INV_ON
IP_FAIL
AMP_ON
8032 / AD
STANDBY
3103 308 9440.
POWER_ON
GND
6
1305
1
+5V_A
- 5V_A
+12V_A
GND
GND
GND 8022
+5V_COMBI 3103 308 9426.
+3V3_COMBI
+3V3_COMBI
+5V_STBY
-5V_STBY
-28V
FAN
12
AUXILIARY SUPPLY
BOARD
-5V_A -5V_STBY -5V_AV -5V_STBY
-5V_DIGI
+5V_STBY +5V_AV +5V_STBY
+5V_A
+5V_COMBI +5V_DIGI
+3V3_AV +3V3
+3V3_COMBI +3V3
+3V3_DIGI
+12V_A +12V_DIGI
+12V_A +12V
+12V_DIGI +12V
POWER_ON INV_ON
+3V3 +12V
OUT IN
+33V_STBY
SVHS IN
1303
1
+3V3_DIGI
+3V3_DIGI
+3V3_DIGI
CVBS IN
+3V3_DIGI
GND
+12V_DIGI
GND
L
GND
Audio IN
+5V_DIGI
INV_ON
R
GND
-5V_DIGI
12
Headphone
J4
SWITCHED MODE
1
+12V0
GND
POWER SUPPLY
GND
+5V0
4
1 3
LX7500R
1020
1
INV_ON
IP_FAIL
AMP_ON
STBY
POWER_ON
GND COMBI_BOARD
6
1810
1
+5V_A
- 5V_A
+12V_A
GND
GND
GND
+5V TEST_RESET
+3V3
GND_D
+3V3
DATA_IN
+5VSTBY GND_D
5NSTBY DATA_OUT
VGNSTBY GND_D
12
MODE_SELECT
1022 GND_D
1
+12FAN CLOCK
FAN GND_D
JTAG Interface
1921
FRONT BOARD
1920
1922
1
AINFR
GND_FC
AINFL
CVBSFIN
GND_FC
NC
CFIN
GND_FC
YFIN
1923
9
3103 601 0016.
TRAY LIGHTING TRAY LIGHTING
LEFT RIGHT
STANDBY
SWITCH 1931 1940
1 1
TRAY_LED1 1950
1941
1 1
12VSTBY TRAY_LED2
8026
TRAY_LED2 12VSTBY
8024
DIGITAL
VIDEO IN
DVD/RW Engine
IEEE1394
PC_Con.
1
1
+12V
8000 GND
GND
3103 308 9418.
+5V
4
40
IDE Adaptor
IDE to 40p_FFC 0,5P
8001
3103 308 9419.
8041
3103 308 9488.
6. EN 65
R
L CVBS
1402
1200 OUT
AUX AV
1601
1
8038
8005 / AD
3103 308 9446.
3103 308 9431.
1943
1 1
SCL
SDA
5VSTBY
GND
GND
INT
12VSTBY
IPOR_DC
CECO_RST
NTC_FRONT
10
1952
1
GND
SPDIF_DVD
GND
5V_OPT
OPTICAL_IN
GND
DIG_IN_-
DIG_IN_+
GND
9
1942
1
AINFR
GND
8006 / shielded (only used in /17)
AINFL
3103 308 9422. CVBSFIN
GND
NC
8012 (only used in /01)
CFIN
3103 601 0031.
GND
YFIN
9
8036
3103 308 9428.
1203
1
1 1
8040 / AD 0,5mm
3103 308 9490.
40 40 40
IDE Adaptor
IDE to 40p_FFC 0,5P
AUDIO TUNER
Center Sub
1202
1
1 Easy Conn.
TU_CLOCK GND_A
TU_Stereo NC
TU_DI
SD
1930
TU_LEFT 9V_TUNER
LS Socket Board 1
TU_CE RDS
TU_RIGHT 8013 / BD RIGHT
3139 110 3591.
TU_RDS CE
9V_TUNER
LEFT
TU_SD
DI
NC Stereo
8017
GND_A CLOCK 3103 308 9423.
11
11
1018
1331
1 1
NC
SUR_L
SurON over 10K
GND_AS
GND_ACS
SUR_R
AMP_SUB
SurON
8015 / BD
SurON SUBW
3103 308 9438.
AMP_SR GND_ACS
GND_AS
NC
AMP_SL
GND
8 8
1302
1300
1 1 1
AMP_ERR LEFT
Freq_HOP GND_ALR
NTC_Amp RIGHT
LR_CSub_on LR_on
GND_ACS CENTRE
8014/ BD
AMP_CENTRE GND_ACS
3103 308 9437.
CSub_on
LR_CSub_on
AMP_RIGHT TEMP
GND_ALR
FREQ_HOP
AMP_LEFT ERR
10
10
Y U V L R CVBS
1941-B 1941-A
7581 1951 REAR IN REAR IN 1
For /17 only For /17 only
OPTICAL_IN SPDIF_IN
Y U V L R CVBS
1944-B 1944-A
REAR OUT REAR OUT 1
For /17 only For /17 only
1986
1
GND_D
FBIN
(BE_FAN)
WE
N.C.
D_RDY
AV_BOARD
A_RDY
D_DATA
A_DATA
IRESET_DIG
10
DIGITAL_BOARD
"Chrysalis"
R
SL SR L
Easy Conn. Easy Conn.
1931 1920
LS Socket Board 2
8019
3103 308 9425.
1306
1
GND_L
GND_L
L
L
NC
R
R
GND_R
GND_R
9
AMPLIFIER BOARD
1309
1
Vdd
Vdd
Vdd
GND_D
GND_D
GND_D
Vss
Vss
Vss
(TrNTC)TEMP
10
L R
COMP.
SCART
VIDEO
1941-C
OUT 1940-1
1949
REAR IN 2 E1
For /17 only For /01/04/05 only
For /01/04/05 only
SCART
1940-2
E2
L R
SVHS
OUT
1944-C For /01/04/05 only
REAR OUT 2
1949
For /17 only For /17 only
SVHS
IN
1948
For /17 only
LEGEND
FFC TOP ENTRY 1.25
FFC SIDE ENTRY 1.25
EH TOP ENTRY
EH SIDE ENTRY
DIPMATE
BOARD to BOARD JQ
PH TOP ENTRY
PH SIDE ENTRY
XH SIDE ENTRY
FLASH TOP ENTRY
FFC TOP ENTRY 1.0
FFC SIDE ENTRY 1.0
SPECIAL
HEADER
FFC 1 to 1 (AD)
FFC 1 to n (BD)
wiring diagram LX7500R, 181104