Front Micom - Samsung HT-D4500 Service Manual

6.9. FRONT MICOM

POWER
DO1 DO1
CLK1 CLK1
DGND DGND
T_DATAIN_OUT T_DATAIN_OUT
T_S EN T_S EN
T_RS T T_RS T
T_CLK T_CLK
P S 9850_DATA P S 9850_DATA
DGND DGND
S T5.4V S T5.4V
VCC_B VCC_B VCC_T VCC_T
S -24CS 08AFJ -TB-1GE S -24CS 08AFJ -TB-1GE
IC21 IC21
1 1 8 8
NC NC VCC VCC
2 2 7 7
NC NC /WC /WC
3 3 6 6
E2 E 2 S CL S C L
4 4 5 5
V VS S S S S S DA D A
EEP ROM_WS EEP ROM_WS
DGND DGND
MDA_B MDA_B
MDA_T MDA_T
MS C_B MS C_B
MS C_T MS C_T
MWP _B MWP _B
MWP _T MWP _T
R805 R805
33OHM 33OHM
R806 R806
1/16W 1/16W 33OHM 33OHM
S T5.4V S T5.4V
1/16W 1/16W
DGND DGND
OP TION OP TION
Copyright© 1995-2011 SAMSUNG. All rights reserved.
UR69 UR69
47KOHM 47KOHM
1/10W 1/10W
UR54 UR54
1/16W 1/16W
100OHM 100OHM
DGND DGND
UNR1 UNR1
1 1 2 2
3 3 4 4
5 5 6 6
7 7 8 8
100OHM 100OHM
1/16W 1/16W
UR13 UR13
100OHM 100OHM
1/16W 1/16W
NC NC
81 81
82 82
UNR2 UNR2
1 1 2 2 83 83
3 3 4 4 84 84
5 5 6 6 85 85
7 7 8 8 86 86
87 87
100NF 100NF
100OHM 100OHM
88 88
16V 16V
1/16W 1/16W
UC1 UC1 89 89
90 90
DGND DGND
91 91
92 92
UNR3 UNR3
1 1 2 2 93 93
3 3 4 4 94 94
5 5 6 6 95 95
7 7 8 8 96 96
97 97
100OHM 100OHM 98 98
1/16W 1/16W
99 99
100 100
UR22 UR22
NC NC UR87 UR87
DDC_S DA DDC_S DA
100OHM 100OHM
1/16W 1/16W
UR23 UR23
NC NC
UC2 UC2
10UF 10UF
10V 10V
DGND DGND
DGND DGND DGND DGND
22KOHM 22KOHM
1/10W 1/10W
UR28 UR28
UR33 UR33
IC22 IC22
1 1 GND GND 3 3
IN IN OUT OUT
GND GND
KIA7042AF-RTF KIA7042AF-RTF
DGND DGND
DGND DGND
S T5.4V S T5.4V
2.7KOHM 2.7KOHM
1/16W 1/16W
UR74 UR74
AMP AMP
_RES ET_P OWER _RES ET_P OWER
UR51 UR51
47KOHM 47KOHM
1/16W 1/16W
DGND DGND
50 50
EEP ROM_WS EEP ROM_WS
100OHM 100OHM
49 49
1/16W 1/16W UR49 UR49 DDC_S CL DDC_S CL
48 48
UNR11 UNR11
47 47
100OHM 100OHM
46 46 HDMI_RX_AUD_S W HDMI_RX_AUD_S W
1/16W 1/16W
45 45 F_ON_OFF3 F_ON_OFF3
44 44
43 43
UNR10 UNR10
42 42
100OHM 100OHM
41 41
1/16W 1/16W
40 40
39 39
38 38
37 37
36 36
35 35
34 34
UR48 UR48
33 33 NC NC
32 32
UR47 UR47 NC NC
31 31
UNR9 UNR9 100OHM 100OHM
P _ON P _ON
CKEIN_REQ CKEIN_REQ
UR46 UR46
UR45 UR45
UR44 UR44
UR43 UR43
UR42 UR42 P WR_ON_HIN1 P WR_ON_HIN1
1/16W 1/16W 100OHM 100OHM
1/16W 1/16W
UR21 UR21
2.7KOHM 2.7KOHM
UR20 UR20 OTN_INT OTN_INT
1KOHM 1KOHM 1/16W 1/16W
F_ON_OFF1 F_ON_OFF1
P _S RQ P _S RQ
P _RS T P _RS T
P _CLK P _CLK
P _RXD P _RXD
P _TXD P _TXD
DGND DGND
EJ ECT_S TS _F EJ ECT_S TS _F
47KOHM 47KOHM
UR38 UR38
1/16W 1/16W FE_OP EN FE_OP EN
TACT_IN TACT_IN
D5.0V_P W D5.0V_P W
DGND DGND
IC24 IC24
3 3 1 1
/RES ET,RES ET /RES ET,RES ET
VDD VDD
1MOHM 1MOHM
GND GND
1/16W 1/16W
UR34 UR34
1/16W 1/16W S -6415A42-M3T1U S -6415A42-M3T1U
X21 X21
150OHM 150OHM
2 2 1 1
10MHZ 10MHZ
OP TION OP TION
3 3
UC9 UC9 100NF 100NF
DGND DGND
16V 16V
C5500 C6500 C5500 C6500
UR35 UR35 47K 47K NC NC
UR36 UR36 NC NC 47K 47K
FRONT FULL DOWN CHECK FRONT FULL DOWN CHECK
DGND DGND
UC11 UC11
100NF 100NF
16V 16V
DGND DGND
S T5.4V S T5.4V
10KOHM 10KOHM1/16W 1/16W
4.7KOHM 4.7KOHM1/16W 1/16W
NC NC
NC NC
TO BACK END TO BACK END
D5.0V_P W D5.0V_P W
* *
BE52 BE52
UC13 UC13
UC12 UC12
100NF 100NF 0.01OHM 0.01OHM
16V 16V
10V 10V
10UF 10UF
DGND DGND
10022HS -18C 10022HS -18C
6. Schematic Diagram
BE53 BE53
0.01OHM 0.01OHM
* *
AVGND AVGND DGND DGND
UC40 UC40
33P F 3 3 P F 5 50V 0 V
UC41 UC41
33P F50V 33P F 50V
UC42 UC42 33P F50V 33P F 50V
UC55 UC55
33P F50V 33P F 50V
UC85 UC85
3 33P F 3 P F 5 50V 0 V
UC46 UC46 33P F 3 3 P F 50V 5 0 V
UC50 UC50
3 33P F 3 P F 5 50V 0 V
UC51 UC51 33P F 3 3 P F 5 50V 0 V
UC52 UC52
33P F 3 3 P F 50V 5 0 V
DGND DGND
DGND DGND
6-11