Philips TPM4.1E Service Manual page 22

EN 22 7. TPM4.1E LA
7.2 Power Architecture
Refer to figure Figure 7-3
platform.
+5V_STBY
TPS62203
5V_PWR_SW
OPTION
+12V
OPTION
PANEL_PWR_CTL
+24V
SI4835
Q7106
AUD_PWR_SW
7.2.1 Power Supply Unit
1. +5V: It will transform 3.3V, DV 1.0V,5V on.
2. 3.3V: it can't be controlled by MCU. It transform AV1.2 V for
analog core power.
3. DV1.0V: It is digital core power.
4. 5V on: it can be controlled by MCU. It transform 2.6V V for
DDR power.
5. 12V: it is for panel power, it can be controlled by MCU.
6. 24V: it is for audio power, it can be controlled by MCU.
2010-Jun-18
Circuit Descriptions
for the power architecture of this
+3.3V_STBY
U7101
SI4835
Q7106
SI4835 PANEL_VCC
Q7102
7805 +5V_TUNER
U1602
TPA3110
U6301
AMP_EN
Figure 7-3 Power Architecture TPM4.1E LA platform
WT6703F
U4101
+5V
G973
U7106
LDO G912T63U
1A/1.2V
AME5106
U7105
+5V_ON G9084T43U
U7102
VTT
+1.25V
LP2996
U5102
TUNER
OPTION
TU1601
OPTION
CS4344
U4203
Audio switch
U6101
U6102
Audio OP
U1501
U1502
U6202
FLASH
U4104
+3V3
24C32
U4103
MT8222
AV12
U7104
U4201
DV10
DDRV
DDR
U5101
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