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IC4500
EEPROM
24
IC4209
8
EEPROM
IC4501
EEPROM
IC4504
EEPROM
IC4513
BUS REP
IC4514
BUS REP
MAIN5V
MAIN5V
MHQLV3.3V
MAIN3.3V
8
IC5600
DC/DC CONVER
17
DTV9V
IC8401
DATA BUF
24
IC8402
20
TS BUF
IC8404
TS BUF
IC8405
TS BUF
IC8406
TS BUF
IC8407
TS BUF
SUB3.3V
SUB5V
SUB5V
SUB5V
SUB5V
1
IC2000
BUFFER
5
SUB3.3V
P11
1
2
MAINS IN
F801
Power Supply Block Diagram
LF801
LF802
CF801
~
D802
~
-
RL802
~
D801
~
-
+
+
P10
1
3
V+
V-
RL801
6
4
9
T801
3
8
IC801
8,7
D816
D815
5
PC801
4
Q801
2
1
IC802
P8
4
1
3
RELAY_5V
5VS
P9
5
6
7
8
24V
STB_5V
STB_5V
P5
1
2
3
8
K8
4
1
3
SW7000
RELAY_5V
STB_5V
5VS
K - BOARD
P - BOARD
TO IN
VER
T
ER
DC IN
220
-240V
AP5
2
3
8
1
24V
IC7301
8
REGULATOR
5
IC7401
8
REGULATOR
5
IC7501
8
REGULATOR
5
IC7601
1
REGULATOR
2
IC7701
1
REGULATOR
2
STB
_
5
V
DC-DC ON/OFF
CONTROL
Q7205 Q7208
SOUND_Vcc
SUB_5V
MAIN_9V
Q7551
SOS
Q7206
Q7213
D7212
ALL_OFF_DET
Q7212
24V_DET
Q7211
SUB_ON
Q7202 Q7203
AP3
2
3
17
18
21
22
23
+15V_S
DTV_9V
AP4
3
17
16
12
11
LCD_3.3V
LCD_3.3V
PANEL_12V
PANEL_12V
MAIN_9V
AP - BOARD
H3A
1,2
3
17
18
21
22
23
H4A
3
17
16
12
11
STB_5V
IC2008
7
Vin
REGULATOR
1
Vout
IC2010
1
Vin
REGULATOR
5
Vout
IC2013
4
Vin
REGULATOR
5
Vout
IC2107
7,5
Vin
REGULATOR
1
Vout
IC2303
3
Vin
REGULATOR
1
Vout
SUB5V
AUD3.3V
SUB5V
SIF3.3V
MAIN9V
5V
SUB3.3V
DVDD1.8V
SOUND15V
SOUND12V
DTV9V
BT30V
IC2011
8
AUD AMP
DTV9V
LCF
+15V_S
SOUND15V
26,27,32,35,40,41
1,21,22,23,44
AUD AMP
IC2301
SOUND15V
SOUND12V
7,8,9,14
AUD AMP
IC2002
SUB5V
IC2006
5
BUFFER
IC2012
8
HP AMP
DVDD3.3V
5V
IC3101
5
AUD SWITCH
DTV9V
14,21,31,40,51
4,53,59,68,71
AUD PROCESSOR
IC2106
6,25,
45,69
VIDEO SWITCH
IC3001
DTV9V
DVDD1.8V
SUB3.3V
L2021
SUB3.3V
DVDD3.3V
H2
1
2
5
6
8
9
12
13
14
17
18
21
23
LCD3.3V
LCD3.3V
P12V
P12V
DTV9V
DTV9V
SUB5V
SUB5V
SUB5V
SUB3.3V
SUB3.3V
MAIN9V
STB5V
H - BOARD
TU3200
5,9,16
18
SUB5V
BT30V
DG2
1
2
5
6
8
9
12
13
14
17
18
21
23
IC4203
2
Vin
REGULATOR
4
Vout
IC4204
1
Vin
REGULATOR
5
Vout
IC4205
1 Vin
REGULATOR
5
Vout
IC4206
1
Vin
REGULATOR
5
Vout
HQ3.3V
MHQDDR2.5V
SUB5V
MHQPL3.3V
HQ3.3V
MHQPL1.2
HQ3.3V
MHQDDR1.2V
IC4208
REGULATOR
5
Vout
IC4506
7
Vin
REGULATOR
1
Vout
IC4508
8
Vin
REGULATOR
1
Vout
IC5670
1
Vin
REGULATOR
5
Vout
IC8302
8
Vin
REGULATOR
1
Vout
IC4509
8
Vin
REGULATOR
1
Vout
SUB5V
MHQLV3.3V
SUB5V
3.3V
SUB3.3V
1.8V
SUB5V
STB3.3V
SUB3.3V
SUB1.8V
SUB3.3V
DVDD1.8V
LCD3.3V
HQ3.3V
LCF
4
Vin
STB5V
IC4202
1,8
Vin
REGULATOR
2
Vout
DTV9V
MHQ1.2V
20
SUB5V
20
SUB5V
20
20
IC8408
BUS BUF
IC8409
20
BUS BUF
IC5671
IC RESET
IC8621
LVO
IC8622
LVO
SUB3.3V
SUB3.3V
SUB3.3V
20
IC8554
FLASH
29,43,53
SUB3.3V
2
STB5V
SUB3.3V
20
20
8
8
8
MAIN5V
MAIN3.3V
1
8
MAIN5V
MAIN3.3V
1
23
SUB3.3V
IC5601
DC/DC CONVER
IC5660
2
RESET IC
IC8004
CLK GEN
IC8601
EEPROM
IC1101
EEPROM
DTV9V
SUB3.3V
DTV9V
SUB3.3V
23
5,13,15
8
8
STB3.3V
SUB1.8V
3
IC4503
HDMI SWITCH
2,11,18,19,26,35,
37,38,42,43,47,48
MAIN3.3V
IC8301
COFDM DEM
7,19,21,28,37,
39,59,64
SUB1.8V
2,13,15,16,17,
18,33,45,54
SUB3.3V
IC1100
GENX4
31,50,74,78
81,85,94,108,
STB3.3V
SUB5V
MAIN5V
Q5692
SUB3.3V
Q5693
MAIN3.3V
IC8403
1
IC SWITCH
6
SUB5V
JK8401
17, 18
CI SL
OT
51, 52
5V
TU8301
3, 11
DIGI
TAL
TUNER
SUB5V
DG33
STB5V
1
IC8002
DDR2-0
A1,E1,M9,J9,R1,J1,J2A9,C1,
C3,C7,C9,E9,G1,G3,G7,G9
IC8003
DDR2-1
A1,E1,M9,J9,R1,J1, A9,C1,
C3,C7,C9,E9,G1,G3,G7,G9
IC4201
DDR
D7,D8,E4,E11,L4,L7,L8,
L11,C3-C5,C7,C8,C10-C12,
E3,E12,F4,F11,G4,G11,J4,
J11,K4,K11,H4,H11
MHQDDR2.5
1.8V_DDRI/F
1.8V_DDRI/F
IC4207
LVDS
3,24,55,71,87
MHQLV_3.3
IC4510
15,35,50,67
ADV7493BBSTZ
111,123,127,139
104,109,125,141
84,88
DVDDIO_3.3V
AVDD_3.3V
TVDD_3.3V
3.3V
1.8V
Line
Filter
2
3
4
1
Line
Filter
CVDD_1.8V
PVDD_1.8V
DVDD_1.8V
68,71,101
23,57,142
IC4200
VDD/1.2V
MB87Q1431PB
HQ1L
VDDE33/3.3V
PLL_SYS ,PLL_OUT
VDDE25/2.5V
MHQ1.2V
MHQDDR2.5V
MHQLV3.3V
MHQPL1.2V
MHQPL3.3V
PLL_OUT
1.8V_DDRI/F
SUB3.3V
SUB1.2V
SUB1.8V
IC8001-PeksLite2
MN2WS0039A
DG - BOARD
THIS IS EXCHANGE UNIT
JK4500
18
JK4501
18
+5V
+5V
HDMI 2
HDMI 1
D4525
D4527
DG1
12
4
V1A
7
5
STB3.3V
SUB5V
RM1001
LED RECEIVER
REMOTE CONTROL
TIMER REC LED
D1002
R&G LED
D1001
Q1002
PC1001
PHOTO COUPLER
CATS -AI
Q1004
SUB5V
V - BOARD
SUB3.3V
DG25
1
2
3
4
P12V
P12V
P12V
P12V
TO LCD
PA
NEL
24V
TO
INVE
RTER
3
4
1
2
12
D7205
+15V_S
+15V_S
DTV9V
DTV9V
SUB5V
SUB5V
MAIN9V
STB5V
LCD3.3V
LCD3.3V
P12V
P12V
SIF3.3V
12
29
AUD3.3V
3
MHQDDR1.2V
PLL_DDR
5
D821
D7209
DG27
1
P12V
D4532
IC4515
5
SUB5V
MAIN5 V
3,8
IC4507
SUB5V
COMPARATOR
REGULATOR
1
Vin
5
Vout
DVDDIO3.3V
SUB1.8V
L8003
1.8V_DDRI/F
BT30V_SUPPLY
IC2610
Q2639
D820
D819
D811
D813
D824
D818
Q7214
SUB1.2V
12
3
MUTE SW
Q2033
DTV9V
D2033
STB5V
MAIN9V
Q2041 D2034
1
SUB3.3V
SERVICE
DG11
15
21
GH11
16
11
10
MAIN5V
MAIN3.3V
MAIN3.3V
IC3801
HDMI RECEIVER
2,11,18,19,26,35,
37,38,42,43,47,48
+5V
MAIN_3.3V
IC3802
8
IC3803
LEVEL SHIFTER
1
8
GH - BOARD
GH10
18
HDMI-
FRO
NT
D3814
D3813
EEPROM
DG52
1
GS8
1
JK3900
4
SD CARD
GS - BOARD
D2025
26,27,32,35,40,41
1,21,22,23,44
IC2302
SOUND15V
SOUND12V
AUD AMP
SUB3.3V
20
IC4001
GC3FS
1,9,20,24,30,36,42,
49,54,60,66,76
MAIN3.3V
5,11,47,56,58,
68,74
MAIN_FS_1.8V
IC4005
SUB5V
MAIN_FS_1.8V
1
In
REGULATOR
3
In
MAIN3.3V
5
Vout
IC4002
SUB3.3V
REGULATOR
1
Vin
5
Vout
MAIN_FS_1.8V
IC4004
BUFFER
1,5
MAIN3.3V
JK8702
1
+5V
SERVICE
18