Front Micom - Samsung HT-F4500 Service Manual

6. Schematic Diagram

6.12. FRONT MICOM

CLIP0 CLIP0
CLIP1 CLIP1
FAST_EJ ECT FAST_EJ ECT
1.2V_S EN 1.2V_S EN
1.5V_S EN 1.5V_S EN
D3.3V_S EN D3.3V_S EN
F3. 3V_S EN F3. 3V_S EN
RST RST
DEBUG DEBUG
AL3.3V_PW AL3.3V_PW
T3.3V T3.3V TGND TGND
UCN2 UCN2
MGND1 MGND1
1 1
DEBUG DEBUG
2 2
3 3
F_R ESET F_R ESET
4 4
DGND DGND
6-14
UNR1 UNR1
100OHM 100OHM
1/16W 1/16W
T_DATAIN_OUT T_DATAIN_OUT 1 1 2 2
8C11> 8C11>
3 3 4 4
8B11> 8B11> T_CLK T_CLK
T_RST T_RST 5 5 6 6
8C11> 8C11>
7 7 8 8
T_SE N T_SE N
AL3.3V_P W AL3.3V_P W
UR97 UR97 100OHM 100OHM
100OHM 100OHM
UR96 UR96
76 76
77 77
78 78
DGND DGND
79 79
80 80
UTR2 UTR2
81 81
82 82
100OHM 100OHM
1/16W 1/16W 83 83
UNR8 UNR8 100OHM 100OHM
8 8 7 7 84 84
6 6 5 5 85 85
1KOHM 1KOHM SER1 SER1 4 4 3 3 86 86 UNDEFINED UNDEFINED
2 2 1 1 87 87
1KOHM 1KOHM SER2 SER2 R5F100PGA FB R5F100PGA FB
88 88
89 89
90 90
91 91
DGND DGND
UR73 UR73 100OHM 100OHM
92 92
TACT_KEY TACT_KEY
93 93
94 94
UART_TX UART_TX
95 95
100OHM 100OHM UR21 UR21
UART_RX UART_RX
100OHM 100OHM UR23 UR23 96 96
UR81 UR81 100OHM 100OHM 97 97
REMO REMO
98 98
99 99
100 100
AL3.3V_P W AL3.3V_P W
VFD_CE VFD_CE
VFD_DATA VFD_DATA
VFD_CLK VFD_CLK
DEBUG DEBUG
1/16W 1/16W
AL3.3V_P W AL3.3V_P W
22KO HM 22KO HM
UR50 UR50
GND GND
1 1
MICOM_RESET MICOM_RESET /RESE T,RE SE T /RESE T,RE SE T
UIC2 UIC2
CAT853STBI-G T3 CAT853STBI-G T3
DGND DGND
AL3.3V_PW AL3.3V_PW
10UF 10UF
UC17 UC17
10V 10V
100NF 100NF
DGND DGND
10V 10V
UC18 UC18
UR77 UR77 100OHM 100OHM
HDMI_CEC_ MICOM HDMI_CEC_ MICOM
50 50 PUR1 PUR1 33OHM 33 OHM
DIN_PWR DIN_PWR
49 49 1/16W 1/16W
F_ON_ OFF4 F_ON_ OFF4
48 48 UNR6 UNR6
F_ON_ OFF3 F_ON_ OFF3
47 47
F_ON_ OFF2 F_ON_ OFF2
46 46 100OHM 100OHM
F_ON_ OFF1 F_ON_ OFF1
45 45
P_ON P_ON
44 44 UR90 UR90 100OHM 100 OHM 1/16W 1/16W UR71 UR71
43 43 100O HM 100O HM
UD77 UD77
DGND DGND
42 42 UR88 UR88 33OHM 33OHM
AMP_RESET AMP_RESET
41 41 UR91 UR91 100 OHM 10 0OHM
100 OHM 100 OHM
40 40 UNR12 UNR12 1 1 2 2
EXT_MUTE EXT_MUTE
39 39 3 3 4 4
PWM_RESET PWM_RESET
38 38 5 5 6 6
PWM_DATA PWM_DATA
37 37 7 7 8 8
PWM_CLK PWM_CLK
UIC1 UIC1 36 36 UNR5 UNR5 1 1 100 OHM 100 OHM 2 2
BACKUP_SDA BACKUP_SDA
35 35 3 3 4 4
BACKUP_SCL BACKUP_SCL AL3.3V_PW AL3.3V_PW
34 34 5 5 6 6
BACKUP_WP BACKUP_WP
MUR1 MUR1
33 33 7 7 8 8 OPTION OPTION
32 32
FAN_SEN FAN_SEN 10KOHM 10KOHM 1/16W 1/16W
31 31 100OHM 100OHM UR87 UR87
1/16W 1/16W
FAN_POW FAN_POW
30 30 100OHM 100OHM UR89 UR89
1/16W 1/16W
29 29
28 28 UR30 UR30
100OHM 100OHM 1/16W 1/16W
RDS RDS
27 27
26 26
UC8 UC8
AL3.3V_PW AL3.3V_PW
1UF 25V 1UF 25V
OPTION OPTION
UR13 UR13
DGND DGND
1MOHM 1MOHM
OPTION OPTION
OPTION OPTION
UX1 UX1
AL3.3V_PW AL3.3V_PW
OPTION OPTION
20MHZ 20MHZ
OPTION OPTION
OPTION OPTION UADR1 UADR1 * *
NC NC
UR75 UR75 4.7KOHM 1/16W 4.7KOHM 1/16W
OP TION OP TION
UR17 UR17 4.7KOHM 1/16W 4.7KOHM 1/16W
OP TION OP TION
DGND DGND
OPTION OPTION
AL3.3V_PW AL3.3V_PW
S-24CS08AFJ-TB-1GE S-24CS08AFJ-TB-1GE
DGND DGND
DGND DGND
F_R ES ET F_R ES ET
T_OGN D T_OGN D
AL3.3V_PW AL3.3V_PW
NO USE NO USE
3 3
VDD VDD
D3.3V_PW D3.3V_PW
ON-BOARD FM ON-BOARD FM
33P F 33P F
33P F 33P F 50V 50V
C99 C99
50V 50V
C100 C100
A_GND A_GND
IC22 IC22
SI4702-B16-GMR SI4702-B16-GMR
22NH 22NH 1 1
TUC16 TUC16
* *
NC NC
100PF 100PF 50V 50V 2 2
L2 L2
FM_ANT FM_ANT FMIP FMIP
3 3
RFGND RFGND
4 4
GND GND
5 5
/RST /RST
A_GND A_GND
NEAR TO JACK NEAR TO JACK NEAR TO IC NEAR TO IC
TUX1 TUX1
32.768HZ 32.768HZ
4 4 1 1
Q3 Q3 Q0 Q0
A_GND A_GND
3 3 2 2
Q2 Q2 Q1 Q1
TUR11 TUR11
A_GND A_GND
0OHM 0OHM
1/4W 1/4W
TUR1 2 TUR12
0OHM 0OHM
1/4W 1/4W
A_GND A_GND
A_GND A_GND DGND DGND
A_GND A_GND
AL3.3V_PW AL3.3V_PW
AL3.3V_PW AL3.3V_PW
UR46 UR46
10KOHM 10KOHM 1/16W 1/16W
UR51 UR51
47KOHM 47KOHM
MRST MRST
FD1 FD1
1/16W 1/16W
F_RESET F_RESET
AMP_SD AMP_SD
1N4148WS 1N4148WS
75 75
OPTION OPTION
04-6232- 120-008- 800 04-6232- 120-008- 800
Copyright© 1995-2012 SAMSUNG. All rights reserved.
8G5< 8G5<
RDS RDS
D3.3V_PW D3.3V_PW
TUR9 TUR9
0OHM 0OHM
1/16W 1/16W
TU_L TU_L 9D2< 9D2<
A_GND A_GND
1/16W 1/16W 9D2< 9D2<
TU_R TU_R
15 15
1KOHM 1KOHM 1/16W 1/16W
GND GND
14 14 TUR21 TUR21
1KOHM 1KOHM
LOUT LOUT
13 13
ROUT ROUT
12 12
TUR22 TUR22
GND GND
11 11
VD VD
D3.3V_PW D3.3V_PW
A_GND A_GND
A_GND A_GND
8D3<> 8D3<>
T_DATAIN_OUT T_DATAIN_OUT
8D3<> 8D3<>
T_CLK T_CLK
8D3<> 8D3<>
T_SEN T_SEN
8D3<> 8D3<>
T_RST T_RST
D3.3V_PW D3.3V_PW
4702 4702 4705 4705
TUR9 TUR9 X X
0OH M 0OH M
TUR18 TUR18 0OH M 0OH M X X
UC40 UC40
33PF 50V 33PF 50V
UC53 UC53
33PF 3 3 F P 0 5 50V V
UC54 UC54
33PF 3 3 F P 0 5 50V V
UC42 UC42
33PF 3 3 F P 0 5 50V V
UC46 UC46 3 3 33PF F P 50V 0 5 V
UC50 UC50
33PF 50V 33PF 50V
UC51 UC51
3 3 33PF F P 0 5 50V V
UC52 UC52
33PF 50V 33PF 50V
DGND DGND
DGND DGND DGND DGND