Philips 32PHS5505/12, Service Manual

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9.6 B 715G9249 SSB (For 32” 5605 Series)
9-6-1 System Power
R4088 1K
CN701
CONN
2
4
6
8
10
12
14
16
1
3
5
7
9
11
13
15
+12V_AUD
+12V_Normal
R4085
0R05 OHM
R4087
NC/0R05 OHM
BL-ON/OFF
R4210
0 OHM 1/8W
R4086
100R
ZD418
NC/BZT52-B3V6S
1
2
+3.3V_Normal
C4091
4.7UF 10% 10V
VDDC
PWR_ON/OFF 4
R4089
NC/0R05 OHM
R4097
23.7K 1%
+5V_Normal
U703
G9141T11U SOT23-5
IN
1
GND
2
SHDN
3
SET
4
OUT
5
C4089
1UF 10V
R4099
100K 1/16W 5%
R4096
1K 1/16W
+3.3V_Normal
R4211
4K7 1/16W 5%
+5V_Standby
C4078
NC/100N 16V
TPV: U602 change to G9141 based on SoC current consumption SPEC 12/26
C4077
2.2UF 16V
C4075
NC/1uF 10V
+3.3V_Standby
ZD448
NC/MMSZ4678
1
2
C4080
100NF 25V
C4093
100NF 16V
R4109
4.7K 1/16W
ZD449
NC/MMSZ4678
1
2
R4112
0R05 OHM
+1.5V_DDR
C4092
22UF 6.3V
R4212
0 OHM 1/8W
+5V_Standby
C4160
NC/100N 16V R4213
4K7 1/16W 5%
C4161
2.2UF 16V
C4162
NC/1uF 10V
U704
G5719TBIU
VIN
4
EN
1
LX
3
VFB
6
G
N
D
2
N
C
5
STANDBY
14
C4163
22UF 6.3V
R4206
NC/0R05 1/10W
L408
2.2uH
R1
3.3V 2A for 3V3_STB
R2
R4207
0R05 1/10W
C4164
NC/10UF 6.3V 20%
Vo=0.6x(1+R1/R2)=0.6((91/20)+1) = 3.33V
R4214
20K 1%
R4215
91K 1%
R4216
0R05 1/16W
U700
G5719TBIU
VIN
4
EN
1
LX
3
VFB
6
G
N
D
2
N
C
5
"PWR_ON"
Normal:High
Standby:LOW
POWER Controller
ZD417
NC/MM1Z5B6
1
2
R4110
8K2 1/16W +/-5%
C4097
NC/10UF 16V
+5V_Normal
+5V_Standby
R4102
10K
R4104
100K
Q401
LMBT3904LT1G
C4098
NC/4.7UF 10% 10V
STANDBY
+
C4096
NC/100UF 16V
AO3401A=057G 763940 =4.3A
MTP2317N3=357G0763020005 =5.8A
C4094
100NF 16V
9/29 R704
47K to 6.8K
for Vbe
5V STANDBY TO 5V NORMAL
R4105
10K
Q410
MTP2317N3
C4073
22UF 6.3V
BL-ON/OFF
L401
2.2uH
R4098
22K 1%
C4074
NC/10UF 6.3V 20%
+3.3V_Normal
+3.3V_Standby
R1
1.15V 2A for VDDC
C4072
NC/2.2UF 6.3V
MAIN POWER
R4101
0R05 OHM
Vout=0.765x (1+124K/21.5K) = 5.17V
12V TO 5VSB
R2
+1.5V Power for DDR3
R1
R4111
4K7 1/16W 5%
R2
Q404
MMBT3904
+5V_Standby
R4107
4K7 1/16W 5%
D4009
FB340M
1 2
+5V_USB
+5V_Standby
1.4125V=1.25 * ( 1+1K3/10K )
VBL_CTRL 4
Inverter controler
Max. Current Consumption
DTV mode: 200mA
C4095
10UF 10V
+5V_Normal
D4010
FB340M
1 2
For AC OFF USB UPDATE CODE
C4099
1NF
Back Light On / Off
HI => POW ER_OFF
LO => POW ER_ON
R4100
10K 1% 1/16W
ZD447
NC/BZT52-B3V6
1
2
Q406
NC/LMBT3904LT1G
1
3
2
BL-ADJUST
C4090
1UF 25V
C4083
100NF 16V
R4094
100K 1%
R4095
124K 1%
+5V_Standby
+3.3V_Standby
C4082
100NF 16V
+12V_Normal
C4087
8.2NF 50V
C4088
22pF 50V
C4086
1UF 25V
U702
RT6206BHGSP
EN
1
FB
2
VREG5
3
SS
4
GND
5
SW
6
BOOT
7
VIN
8
GND
9
L402
3.3uH
C4084
22UF 10V
C4085
22UF 10V
R4084
NC/2.2K1/16W
BRI_ADJ 4
C4156
100NF 25V
R4093
20K 1%
C4157
100pF 50V
G9141T11U 600mA:056G 563156 3.37=1.0(1+(23.7K/10K))
C4081
10UF 16V
U701
AZ1117H-ADJ-E1 SOT223
VI
3
VO
2
G
N
D
1
4
4
Vo=0.6x(1+R1/R2)=0.6((18/20)+1) = 1.14V
max loading < 300mA
max loading < 800mA
R4090
17.4K 1%
R4209
0R05 1/16W
BL-ADJUST
STANDBY
+3.3V_Standby
R4103
10K 1%
R4106
1.3K 1%
R4108
100R 1/16W 5%
FB410
120R 6A
1 2