Philips 43PUS6412/12 Service Manual page 26

- side-view LED without scanning: PSL power panel
- side-view LED with scanning: PSLS power panel
- direct-view LED without 2D-dimming: PSL power panel
- direct-view LED with 2D-dimming: PSDL power panel.
PSL stands for Power Supply with integrated LED-drivers.
PSLS stands for a Power Supply with integrated LED-drivers with added Scanning functionality (added microcontroller).
PSDL stands for a Power Supply for Direct-view LED backlight with 2D-dimming.
6.3 DC/DC Converters
The on-board DC/DC converters deliver the following voltages(depending on set execution):
• +3V5-SB, permanent voltage for the Stand-by Power system
• +3V3-STANDBY,voltage for IR/Key board
• +12V, input from the power supply for the panel common(active mode)
• +12V, input from the power supply for LNB supply
• +3V3-EMMC, voltage for EMMC when TV on
• +1V8 -EMMC-IO, voltage for EMMC when TV on
• +1V5-DDR, voltage for DDR
• TUNER_3V3, supply voltage for tuner
• +5V-SW, input intermediate supply voltage for USB Power
• +12V-AUDIO1 for the AUDIO AMP
• +3.3VA_T2, +1.2V_T2 voltage for Demodulator IC channel decoder
• +5V-WIFI,voltage for WIFI
6.3.1 Power tree
U4309
+3V5-SB
RT6217
Q4304
Main_12V
SM3201
Q4306
AU_12V +12V-AUDIO
SM3201
U4251
RT6217
U4308
+3V5-SB G9661
U4304
+3V5-SB
RT9193-33GB
U1701
+12V
SY8368
+12V +12V
U1708
+12V
RT7299
U707
+12V
G9661
U4301
+12V
RT7297
U751
+12V
MP8124DF
U4103
+12V
G5318RE1D
U4100
+12V
TPS563201
U4405
+12V
AOZ1360
+5V-WIFI
+1V0-AVDD
+3V3-STANDBY
power for RC off
U4302
+5V_SW
+1V5-DDR
RT8079ZQW
U705
+5V_SW +3V3_TUNER
AZ1117-33
+5V_SW
+1V0-VCCK
DV12
+3V3/ +3V3-AVDD
U4303
+1V8-EMMC-IO
G9661
TUNER_LNB
+0V9-NT
+2V5-NT
AMBI-POWER
WiFi & BT/ VCC
MT5596/ AVDD1V0-STB
MT5596/ AVDD33-ETH-STB
MT5596/ AVDD33-STB
MT5596/ DDRV
600 mA
DDR (X 5)/ VDD
TUNER/ TU3.3V
CI/ VCC
USB/ +5V-USB
T-CON/ Panel VCC
MT5596/ VCCK
MT5596/ AVDD10_DDR
DEMOD/ VDD-core
MT5593U+/ AVDD33-LVDS/
VCC-3V3
NT72333/ PWR-3.3V
NT72334
MT5596/ eMMC 1.8V
Tuner/ VCC for LNB
(Satellite)
NT72333/ Core 0.9V
NT72334
NT72333/ VDD2.5V
NT72334
Ambilight