23
SCALER
MX88L284
0.01
SCALER
71
4
Title
Size
Document
Number
R
ev
Date:
Sheet
of
+3.3V
+3.3V
+3.3V
+3.3V
SCALER_AGND
AVDD
SCALER_AGND
AVDD
DQM1 DQM0
PIX7 PIX6
RAS
PIX5
CAS
PIX4
WE
PIX3
MCKE
PIX2 PIX1
MA0
PIX0
MA1 MA2
PIX15
MA3
PIX14
MA4
PIX13
MA5
PIX12
MA6
PIX11
MA7
PIX10
MA8
PIX9
MA9
PIX8
MA10
MCLK
BB7 BB6 BB5 BB4 BB3
DQM2
BB2 BB1
BB0
GB7 GB6 GB5 GB4
SD[0..7]
BB[0..7] GB[0..7] RB[0..7]
RA[0..7]
GB3
GB2
GB1
GB0
RB7
RB6
RB5
RB4
RB3
RB2
DA3
RB1
DA2
DA1
RB0
DA0
BA7
BA6
BA5
BA4
SD7
BA3
SD6
BA2
SD5
BA1
SD4
BA0
SD3
GA7
SD2
GA6
SD1
GA5
SD0
GA4
GA3
GA2
GA1
GA0
RA7
RA6
RA5
RA4
RA3
RA2
RA1
RA0
BA[0..7] GA[0..7]
DA[0..4]
MD24
MD28
MD26
MD5
MD[0..31]
MD30
MD7
MD20
MD4
MD16
MD19
MD11
MD27
MD14
MD0
MD15
MD22
MD9
MD13
MD2
MD8
MD18
MD17
MD31
MD3
MD21
MD29
MD1
MD25
MD23
MD6
MD10
MD12
RAS CAS WE MCKE
MRAS MCAS MWE MMCKE
MA0 MA1 MA2 MA3
MA4 MA5 MA6 MA7
DQM2 DQM1 DQM0
MDQM2 MDQM1 MDQM0
MA8 MA9 MA10
MADDR8
MADDR10
MADDR0
MADDR3
MADDR9
MADDR2
MADDR6 MADDR7
MADDR1
MADDR4 MADDR5
MADDR[0..10]
MCLK
MMCLK
DA4
C166
68P/0603/NPO/50V
C165
47P/0603/NPO/50V
R149
4.7/0603
U11
MX88L284AEC
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 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 50 51 52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
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87
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91
92
93
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99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
BUSTYPE VDDP PIXINA7 PIXINA6 PIXINA5 PIXINA4 PIXINA3 PIXINA2 PIXINA1 PIXINA0 CLAMP PIXINA15 PIXINA14 PIXINA13 PIXINA12 PIXINA11 PIXINA10 PIXINA9 PIXINA8 VDD PIXINA23 PIXINA22 PIXINA21 PIXINA20 PIXINA19 PIXINA18 PIXINA17 PIXINA16 DDE GND GNDP AGND2 AGND1 XI XO AVDD1 AVDD2 VDDP BB7 BB6 BB5 BB4 BB3 BB2 BB1 GNDP BB0 VDDP GB7 GB6 GB5 GB4
GB3
GB2
GB1
GB0
GND
P
RB7
RB6
RB5
RB4
RB3
RB2
RB1
VDDP
RB0
GND
P
LCKB
GND
LCKA
GND
P
BA7
BA6
BA5
BA4
BA3
BA2
BA1
BA0
GA7
GA6
GA5
GA4
GA3
GA2
GA1
GA0
VDD
VDDP
RA7
GND
P
RA6
RA5
RA4
RA3
RA2
RA1
RA0
LHSYNC
LVSYNC
LDTG
GOUT0
GND
P
GOUT1
VDDP
GOUT2
I2CDATA
I2CDLK
OSDR
OSDG
OSDB
OSDBLINK
VDD
DQM2
DQM3
GNDP
MD31
MD30
MD29
MD28
MD27
MD26
MD25
MD24
VDDP
MD23
MD22
MD21
MD20
MD19
MD18
MD17
MD16
GNDP
MCLK
GND
MA10
VDDP
MA9
MA8
MA7
MA6
MA5
MA4
MA3
MA2
MA1
MA0
GNDP
CKE
WE#
CAS#
RAS#
VDDP
DQM0
DQM1
GNDP
GND
MD15
MD14
MD13
MD12
MD11
MD10
MD9
MD8
VDDP
VDD
MD7
GNDP
MD6
MD5
MD4
MD3
MD2
MD1
MD0
AD0
AD1
AD2
AD3
AD4
AD5
AD6
AD7
GNDP
CPUA15
VDDP
ALE
WR#
RD#
TMCLK
RST#
GPIO
A0
GPIO
A1
GPIO
A2
GPIO
A3
GPIO
A4
GPIO
A5
IRQ
CSYNC
TDCLK
HSYNCI
VSYNCI
GOUT3
GND
DCLKA
GNDP
L27
KNF21050
S
MD
1
2
3
12
3
R150
1M/0603
L26
MLB-160808-0120L-N2/0603
RP6
8P4R/33
1 3 5 7
2 4 6 8
R R R R
1 2 3 4
RP9
8P4R/33
1 3 5 7
2 4 6 8
R R R R
1 2 3 4
RP8
8P4R/33
1 3 5 7
2 4 6 8
R R R R
1 2 3 4
RP7
8P4R/33
1 3 5 7
2 4 6 8
R R R R
1 2 3 4
RP10
8P4R/33
1 3 5 7
2 4 6 8
R R R R
1 2 3 4
C169
104P/0603/Y5V/50V
C160
104P/0603/Y5V/50V
C159
104P/0603/Y5V/50V
C158 104P/0603/Y5V/50V
+
C155
22uF/16V/4*5
C163
104P/0603/Y5V/50V
C168
27P/0603/NPO/50V
C167
27P/0603/NPO/50V
Y2 14.318MHZ/49US
1
3
2
Y
G
Y
C173
104P/0603/Y5V/50V
C170
104P/0603/Y5V/50V
C164 104P/0603/Y5V/50V
+
C162
22uF/16V/4*5
L25
MLB-160808-0120L-N2/0603
C157
104P/0603/Y5V/50V
+
C156
22uF/16V/4*5
C161 104P/0603/Y5V/50V
R148
NI/0603
C178 104P/0603/Y5V/50V
C177
104P/0603/Y5V/50V
C176
104P/0603/Y5V/50V
C172
104P/0603/Y5V/50V
C171
104P/0603/Y5V/50V
C175
104P/0603/Y5V/50V
C174
104P/0603/Y5V/50V
ALE
9
WR
9
RD
9
RST_SCALER
9
BB[0..7]
8
GB[0..7]
8
RB[0..7]
8
BA[0..7]
8
GA[0..7]
8
RA[0..7]
8
DA[0..4]
9
SD[0..7]
9
LDTG
8
LVSYNC
8
LHSYNC
8
LCLKA
8
MD[0..31]
13
MADDR[0..10]
13
MDQM2
13
MDQM1
13
MDQM0
13
MRAS
13
MCAS
13
MWE
13
MMCKE
13
MMCLK
13
PIX[0..15]
1,12
LCLKB
8
RST_VideoDecoder
12
3230_FID
12
3230_HREF
1,12
3230_HS
12
3230_VS
1,12
3230_CLK
1,12
9883_HS
1
9883_VS
1
9883_CLK
1
9883_CSYNC
1
CLAMP
1
MX88L284
PQFP-208
C12
smaller
than
5mm
Summary of Contents for 20VL14
Page 1: ...SERVICE MANUAL FILE NO 050 200415 20VL14 LCD TELEVISION ...
Page 8: ...8 LAYOUT OF MAJOR BOARDS Main board Inverter board Light receiving board Key control board ...
Page 9: ...9 MECHANICAL DISASSEMBLY B214 A108 B210 B211 A106 A102 B211 A107 A104 B215 ...
Page 10: ...10 B208 B205 B204 B209 B207 B214 B210 A101 U003 B212 B203 B202 U004 B209 W601 ...
Page 11: ...11 U002 B208 A105 B201 U001 B206 B211 U902 E901 ...
Page 12: ...12 PACKING DISASSEMBLY Accessory Box LCD TV Set Battery Y151 A703 A702 Y101 A701 Y150 K901 ...
Page 14: ...14 CIRCUIT BOARD DIAGRAMS MAINBOARD 0171 4 ...
Page 15: ...15 ...
Page 16: ...16 0171 5 ...
Page 17: ...17 ...
Page 18: ...18 KEY CONTROL BOARD LIGHT RECEIVING BOARD ...
Page 19: ...19 EARPHONE BOARD ...
Page 42: ...TOSHIBA CORPORATION 1 1 SHIBAURA 1 CHOME MINATO KU TOKYO 105 8001 JAPAN ...