Sharp LC-20SD5E Service Manual page 51

A B
8
7
FROM/TO FLASH/SDRAM
FROM/TO FLASH/SDRAM
FMIDATA0
LMIDATA0 FMIDATA1
LMIDATA1 FMIDATA2
LMIDATA2 FMIDATA3
LMIDATA3 FMIDATA4
LMIDATA4 FMIDATA5
LMIDATA5 FMIDATA6
LMIDATA6 FMIDATA7
LMIDATA7 FMIDATA8
LMIDATA8 FMIDATA9
LMIDATA9 FMIDATA10
LMIDATA10 FMIDATA11
LMIDATA11 FMIDATA12
LMIDATA12 FMIDATA13
6
LMIDATA13 FMIDATA14
LMIDATA14 FMIDATA15
LMIDATA15 FMIADD1
LMIADD0 FMIADD2
LMIADD1 FMIADD3
LMIADD2 FMIADD4
LMIADD3 FMIADD5
LMIADD4 FMIADD6
LMIADD5 FMIADD7
LMIADD6 FMIADD8
LMIADD7 FMIADD9
LMIADD8 FMIADD10
LMIADD9 FMIADD11
LMIADD10 FMIADD12
LMIADD11 FMIADD13
LMIADD12 FMIADD14
LMIBA0 FMIADD15
LMIBA1 FMIADD16
5
NLMICS FMIADD17
NLMIRAS FMIADD18
NLMICAS FMIADD19
LMIRDNWR FMIADD20
LMIDQS0 FMIADD21
LMIDQM0 FMIADD22
LMI_VREF FMIRDNWR
LMIDQM1
NFMICSA
LMIDQS1
NFMIOE
NLMICLK
FLASHWP#
LMICLK
LMICLKEN NRESETOUT
STM_SDA
STM_SCL
4
CP2402
A2001WV2-5P
1 GND
W805
RXD
2 RX
W824
TXD
3 TX
P.CON+5V_DTV
4 AT+5V
5 NC
R2405
3
10K
R2401
CP2401 JTAG CONNECTOR
A2006WR0-2X5P
10K
1 DCU_TRIGGEROUT NC
R2407
DCU_TRIGGERIN
2 DCU_TRIGGERIN
47 TMS
3 TMS
TCK
4 TCK
TDI
5 TDI
R2411
TDO
6 TD0
47 DCU_NOTRESET
7 DCU_NOTRESET
TRST
8 TRST
9 GND
2
R2404
P3V3
10 GND
10K
R2402
10K
R2408
10K
R2403
10K
1
A B
H-21
C
ASIC SCHEMATIC DIAGRAM
MPEG DECORDER
IC2401
STM5105ALB
162 161 160 159 158 157 156 155 154 153 152 151 150 149
NLMIRAS 3.3
NLMICAS 3.3
2.6
LMIRDNWR 3.3
LMIRDNOTWR
2.3
LMIDATA0
LMIDATA0
2.6
LMIDATA1
LMIDATA1
LMIDATA2 2.2
LMIDATA2
2.6
VDD25
2.5
LMIDATA3
1 DCUTRIGIN
LMIDATA3
0
GND 52 NOT_FMICSD
1.1
VDD12
53 FMIFLASHCLK
2.6
LMIDATA4
LMIDATA4
54 GND
LMIDATA5 2.6
LMIDATA5
1.1
106 FMIDATA1
VDDDE0
0
107 FMIDATA0
VSSDE0
LMIDATA6 2.6
LMIDATA6 108 PIO2[0]
2.6
VDD25
163 NOT_LMICAS
2.6
LMIDATA7
LMIDATA7
164 NOT_LMIRAS
LMIDQS0 2.3
LMIDQS0
2.6
LMIDQM0 165 VDD25
LMIDQM0
LMI_VREF 1.2
LMIVREF
1.1
C2403 VDDDLL
0
0.01 B
GNDDLL
LMIDQM1 2.7
LMIDQM1
2.6
VDD25
2.2
LMIDQS1
LMIDQS1
0
GND
LMIDATA8 2.2
LMIDATA8
2.3
LMIDATA9
LMIDATA9
LMIDATA10 2.3
LMIDATA10
2.6
VDD25
2.3
LMIDATA11
LMIDATA11
0
VSSDE1
1.1
VDDDE1
2.3
LMIDATA12
LMIDATA12
LMIDATA13 2.2
LMIDATA13
2.3
LMIDATA14
LMIDATA14
2.6
VDD25
LMIDATA15 2.4
LMIDATA15
2.2
NLMICLK
NOT_LMICLK
2.2
LMICLK
LMICLK
1.1
VDD12
0
GND
2.6
LMICLKEN
LMICLKEN
2.6
VDD25
2.9
LMIADD12
LMIADD12
2.5
LMIADD11
LMIADD11
LMIADD9 2.6
LMIADD9
2.6
LMIADD8
LMIADD8
2.6
VDD25
LMIADD7 2.7
LMIADD7
2.7
LMIADD6
2.6
LMIADD5
LMIADD4 2.5
NC
NC NC
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
5 4
NC NC
1 2 3
0
3.3 3.3
NRST5105
P3V3
SW
D2402
Q2401
DTV_RESET
KTA1504S_Y_RTK
RB520S-30-TE61
3.0
R2413
DCU_NOTRESET
100 3.3
0
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C
D E
(MAIN PCB)
C2408
0.1 B
C2409
0.01 B
NC NC NC
148 147 146 145 144 143 142 141 140 139 138 137 136 135 134 133 132 131 130 129 128 127 126 125 124 123 122 121 120 119 118 117 116 115
20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49
NC
C2406
0.01 B
C2407
0.1 B
C2413
0.01 B
C2414
0.1 B
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
D E
F G
FROM/TO
COMMON INTERFACE
TS_OUT_DATA0
TS_OUT_DATA1
TS_OUT_DATA2
TS_OUT_DATA3
TS_OUT_DATA4
TS_OUT_DATA5
TS_OUT_DATA6
TS_OUT_DATA7
TS_OUT_CLK
TS_OUT_STRT
TS_OUT_VAL
NOT_BE1
NOT_IOWR
NOT_IORD
FMIWAIT
NC NFMILBA
CARD_DET
114 113 112 111 110 109
CI_ON
3.3 TXD
NOT_RESET_CI
3.3
FMIDATA0
NOT_READY
3.3
FMIDATA1
TS_SWITCH
3.3 FMIDATA2
CARD_EN
FMIDATA2
3.3
FMIDATA3
FMIDATA3
3.3
FMIDATA4
FMIDATA4
0
GND
1.1
VDD12
3.3
FMIDATA5
FMIDATA5
3.3 FMIDATA6
FMIDATA6
3.3
FMIDATA7
FMIDATA7
3.3
FMIDATA8
FMIDATA8
3.3
VDD33
3.3
FMIDATA9
FMIDATA9
3.3
FMIDATA10
FMIDATA10
3.3 FMIDATA11
FMIDATA11
3.3
FMIDATA12
FMIDATA12
3.3
FMIDATA13
FMIDATA13
3.3 FMIDATA14
FMIDATA14
3.3
FMIDATA15
FMIDATA15
3.3 NFMIOE
FROM/TO OFDM/TUNER
NOT_FMIOE
NOT_FMIBE0 NC
3.3
NOT_BE1
STM_SDA
NOT_FMIBE1
3.3 NFMILBA STM_SCL
NOT_FMILBA
FEERROR
3.3
VDD33
FERESET
3.3
FMIRDNWR
FMIARDNOTWR
3.3 FMIWAIT
FMIWAIT
3.3 FMIADD1
FROM/TO SCALER
FMIADD1
3.3
FMIADD2
FMIADD2
3.3 FMIADD3 DTV_RESET
FMIADD3
3.3 FMIADD4 DTV_LPM_CTL_H
FMIADD4
3.3
FMIADD5 LPM_INT
FMIADD5
3.3 FMIADD6 DTV_TX
FMIADD6
3.3 FMIADD7 DTV_RX
FMIADD7
3.3
FMIADD8
FMIADD8
3.3 FMIADD9
FMIADD9
3.3
VDD33
3.3
FMIADD10
FMIADD10
3.3 FMIADD11 FROM/TO POWER I/O
FMIADD11
3.3
FMIADD12
FMIADD12 CVOUT
0
YG
GND
1.1 UB
VDD12
VR
3.3
FMIADD13
FMIADD13
3.3 -OUTR
FMIADD14
FMIADD14
+OUTR
3.3 FMIADD15
FMIADD15 -OUTL
3.3
FMIADD16
+OUTL
FMIADD16
3.3
FMIADD17 MUTE
FMIADD17
VBGFIL
3.3 FMIADD18
FMIADD18
P3V3
3.3
FMIADD19
FMIADD19 P2V5
3.3
FMIADD20
P1V2
FMIADD20
3.3 FMIADD21
FMIADD21
3.3
FMIADD22
FMIADD22
3.3
FMIADD23
3.3
VDD33
L2403
50 51 52 53 54 B2404
P2V5 FROM/TP REGULATOR
C2462
NC NC NC
2.2uHNLV25
0.1 B FCM1608CF-600T06
P.CON+5V_DTV
W827
C2415 C2420 P1V2
GND
0.1 B L2402
B P3V3
R2431 1
C2422
2.2uHNLV25
10K
0.1 B
C2423
0.1 B
B2402
C2424
FCM1608CF-600T06
0.1 B
C2434
R2432
C2418 C2425
0.1 B
0.1 B
C2435
330P
10K
C2426
CH
0.1 B
0.1 B
C2421 C2436
C2427
6.3V 330 0.1 B
0.1 B
ZL_P C2428
C2437
0.1 B
0.1 B
C2429
C2438
0.1 B
C2430
0.1 B
C2439
0.1 B
C2431
0.1 B
0.1 B
C2446
C2433
6.3V 330 ZL_P
6.3V 330 ZL_P
F G
H
8
7
6
5
4
3
2
PCBF40
CMG114
1
H
H-22