Sony KLV-21SG2 Service Manual page 43

1 3
2
A
+3.3V
B
+1.8V
C4100
0.1
16V
F:CHIP
1 1
A1 VSS
2 2
A2 VDDE
3
3
A3 VSS
4 4
A4 A(20)
C
5 5
A5 VDDE
6 6
A6 A(14)
7 7
A7 A(12)
C4101
8 8
0.1
A8 VSS
16V
9 9
F:CHIP
A9 VDDE
10 10
A10 A(06)
11 11
A11 A(02)
C4102
12
12
A12 VSS 0.1 RB4100
16V 10k*4
13 13
A13 VDDE F:CHIP :CHIP
14 14
A14 DDQ(25)
D
15 15
A15 DDQ(22)
C4103
16 16 0.1
A16 VSS
16V
17 17 F:CHIP
A17 DDQ(16)
8 7
18 18
A18 DDQ(14)
6 5
19 19
A19 DDQ(12)
4 3
20 20
A20 DDQ(10)
2
21 1
21
A21 DDQ(06)
C4104
22 22
A22 VSS 0.1 RB4101
16V 10k*4
23 23
B1 A(28) F:CHIP :CHIP
24 24
B2 A(25)
E
25 25
B3 A(23)
26 26
CLK66M_RO TO(3/3)
B4 CLKIN
27 27
B5 A(19)
28 28
B6 A(16)
29 29
B7 A(13)
30 30
B8 A(10)
31 31
B9 A(07)
32 32
B10 A(03)
7
33 33 8
B11 DDQ(31)
5
34 34 6
B12 DDQ(30)
RB4102
F 4 3
35 35 10k*4
B13 DDQ(27)
:CHIP
2 1
36 36
B14 DDQ(23)
6 5
37 37
B15 DDQ(20)
4 3
38 38
B16 DDQ(17)
RB4103
2 1
39 39
10k+4
B17 DDQ(13)
C4105 :CHIP
8
40 40 7
0.1
B18 VSS
16V
6
41 41 F:CHIP 5
B19 DDQ(09)
4
42 42 3
B20 DDQ(05)
RB4104
2
43 43 1 10k*4
B21 DDQ(03)
:CHIP
8 7
44 44
B22 VDDE
G
BE0
45 45
C1 BE(0)
46 46
C2 A(27)
47 47
C3 A(24) C4106
0.1
48 48
C4 A(22) 16V
F:CHIP
49 49
C5 VDDP1
50 50
C6 A(18)
51 51
C7 A(15)
52 52
C8 A(11)
53 53
C9 A(08)
54 54
C10 A(04)
H
55 55
C11 A(01)
56 56
C12 DDQ(29)
57 57
C13 DDQ(26)
RB4105
58 58
10k*4
C14 DDQ(21)
:CHIP
59 59
C15 DDQ(18)
60 60
C16 VDDE
61 61
C17 VDDI
62 62
C18 DDQ(07)
63 63
C19 DDQ(04)
RB4106
64 64 10k*4
C20 DDQ(02)
1/16W
I
65 65 :CHIP
C21 DDQ(01)
C4107
66 66
0.1
C22 VDDP2
16V
67 67
F:CHIP
D1 CLKOUT
JL4102
68 68 C4108
D2 A(31)
0.1
69 69 16V
D3 A(26)
F:CHIP
70 70
D4 VSS
71 71
D5 VDDI
72 72
D6 A(21)
IC4100(1/4)
MB93401A
J
K
4 5 6
TO(1/3,3/3)
FA BUS CTL
VDD3.3V
VDD1.8V-2
D7
73 73
D7 A(17)
C4109
74 74 0.1
D8 VSS
16V
75 D9
75 F:CHIP
D9 A(09)
A4 76 76 D10
D10 A(05)
77 77
D11 VDDI
A6 78 78
D12 DDQ(28)
A7
79 79
D13 DDQ(24)
RB4107
80 80 10k*4
D14 DDQ(19)
:CHIP
81 81
D15 DDQ(15)
A10
82 82
D16 DDQ(11)
A11
83 83
D17 DDQ(08)
RB4108
C4110
84
84 10k*4
D18 VSS 0.1
1/16W
16V
85 85
:CHIP
D19 VSS F:CHIP
86 86
D20 DDQ(00)
C4111
87 87 0.1
D21 VSS
16V
88 88 F:CHIP
D22 DDQM(1)
BE3
89 89
E1 BE(3)
BE1
90 90
E2 BE(1)
91 91
E3 A(29)
C4112
92 92 0.1
E4 VSS
16V R4104
93 93
F:CHIP 22
E19 VDDI
:CHIP
94 94
E20 DCKFB
95 95
E21 DDQM(2)
96 96
E22 VDDE
RDY
97 97
F1 RDY#
98 98
F2 VDDE
B5
99 99
+1.8V
F3 VDDI
B6
100 100
F4 A(30)
B7
101 101
F19 DDQM(0)
B8 102 102
F20 DDQM(3)
C4113
B9 103 103
0.1
F21 VSS
16V
B10 104 104
F:CHIP
F22 DDQM(5)
105 105
G1 VSS
BS
106 106
G2 BS#
BE2
107 107
G3 BE(2)
C4114
108 108 0.1 R4105
G4 VSS
16V 47 :CHIP
G19
109 109 F:CHIP
G19 DCLK
110 110
G20 DDQM(4)
111 111
G21 DDQM(6)
112 112 G22
G22 DBA(1)
113 113 CS
H1 CS(1)#
114 114
JL4103
H2 CS(3)#
115 115
H3 RD#
DIR
116 116
H4 DIR
117 117
H19 DDQM(7)
H20
118 118
H20 DBA(0)
H21
119 119
H21 DWE#
120 120
R4100
H22 VSS
0
121 121
:CHIP
J1 IBW
C6 122 122
J2 CS(0)# J2
C7 123 123
J3 CS(2)# TO(3/3)
C8
124 124
J4
J4 WE#
C9
125 125
J19 VSS
C10 J20
126 126
J20 DCAS#
C11 J21
127 127
J21 DRAS#
128 128
J22 VDDE
129 129
K1 VDDE
130 130
R4101
K2 ERR#
10k :CHIP
131 131 R4102
K3 BREQ#
10k :CHIP
132 132 R4103
K4 BGNT#
10k :CHIP
K19
133 133
K19 DCS(0)#
134 134 K20
K20 DCKE
135 135
K21 DA(12)
136 136 JL4104
K22 DCS(1)#
137 137
L1 D(28)
138 138
L2 D(29)
139 139
L3 D(30)
140 140
L4 D(31)
141 141
L19 VDDI
L20
142 142
L20 DA(10)
L21
143 143
L21 DA(09)
D6 L22
144 144
L22 DA(11)
IC4100(2/4)
MB93401A
7 8 9
SDRAM-6
TO(3/3)
SDRAM-7
VDD1.8V
C4115
0.1
145 145
M1 VSS 16V
F:CHIP
M2
146 146
M2 D(27)
147 147 M3
M3 D(26)
148 148
M4 VDDI
149 149 M19
M19 DA(06)
150 150 M20
M20 DA(07)
C4116
151 151 0.1
M21 VSS
16V
M22
152 152 F:CHIP
M22 DA(08)
N1
153 153
N1 D(22)
N2
154 154
N2 D(25)
N3
155 155
N3 D(24)
156 156 N4
N4 D(23)
157 157 N19
N19 DA(02)
158 158 N20
N20 DA(04)
159 159 N21
N21 DA(05)
D22
160 160
N22 VDDE
P1
161 161
P1 D(21)
162 162
P2 VDDE
P3
163 163
P3 D(20)
P4
164 164
P4 D(19)
165 165
P19 VDDE +1.8V
166 166 P20
P20 DDQ(32)
E21 167 167 P21
P21 DA(01)
168 168 P22
P22 DA(03)
C4117
169 169 0.1
R1 VSS
16V
R2
170 170 F:CHIP
R2 D(18)
R3
171 171
R3 D(17)
R4
172 172
R4 D(15)
F19 R19
173 173
R19 DDQ(37)
F20 174 174 R20
R20 DDQ(34)
175 175 R21
R21 DDQ(33)
176 176 R22
R22 DA(00)
177 177 T1
T1 D(16)
T2
178 178
T2 D(14)
T3
179 179
T3 D(12)
C4118
180 180 0.1
T4 VSS
16V
T19
181 181 F:CHIP
T19 DDQ(42)
T20
182 182
T20 DDQ(39)
183 183 T21
T21 DDQ(35)
C4119
184 184
0.1
T22 VSS
16V
185 185 F:CHIP U1
U1 D(13)
186 186 U2
U2 D(11)
U3
187 187
U3 D(10)
U4
188 188
U4 D(07)
U19
189 189
U19 DDQ(44)
190 190
U20 VDDI
U21
191 191
U21 DDQ(40)
192 192 U22
U22 DDQ(36)
193 193
V1 VDDE
V2
194 194
V2 D(09)
195 195 V3
V3 D(06)
196 196 C4120
V4 VDDI
0.1
197 197 16V
V19 VSS
F:CHIP
V20
198 198
V20 DDQ(45)
199 199
V21 VSS
V22
200 200
V22 DDQ(38)
W1
201 201
W1 D(08)
202 202 W2
W2 D(05)
203 203 W3
W3 D(03)
204 204 C4121
W4 VSS
0.1
205 205 16V
W5 VSS
F:CHIP
206 206
TIMER
W6 TOUT(0)/GATE(0)/PP(04)
207 207 TO(1/3)
W7 VDDE
208 208 JL4105
W8 TXD(1)/PP(11)
L1
209 209
W9 VDDE
L2 210 210 DREQ3
W10 DREQ(3)#/PP(19)
L3 211 211 W11
W11 ECLK
L4 212 212
W12 VDDI
213 213 R4106
W13 RAMBOOT#
10k
214 214 :CHIP
W14 CMODE(2)
215 215 R4107
W15 TESTMODE(0)
10k
216 216 :CHIP
W16 VSS
IC4100(3/4)
MB93401A
SDRAM-3
TO(3/3)
SDRAM-1
SDRAM-2
10
11 12
1.8V
+1.8V
FB4100
C4125 C4128
0.1 22
16V 10V
F:CHIP F:CHIP
1.8V
FB4101
+1.8V
BLM21P331SG
C4126 C4129
0.1 22
16V 10V
F:CHIP F:CHIP
3.3V
+3.3V WDT ENB
FB4102
TO(1/3)
C4127 C4130
0.1 22
TO(1/3,3/3)
16V 10V
F:CHIP F:CHIP FD
W17
217 217
W17 DDQ(56)
218 218
W18 VDDI
219 219
W19 VSS
220 220 W20
W20 DDQ(48)
221 221 W21
W21 DDQ(43)
222 222 W22
W22 DDQ(41)
Y1
223 223
Y1 D(04)
224 224 Y2
Y2 D(02)
Y3
225 225
Y3 D(01)
226 226
Y4 IRQ(0)#/PP(00) IRQ0 TO(1/3)
227 227
Y5 IRQ(3)#/PP(03)
228 228
Y6 VDDI
R4111
229 229
22
Y7 RTS(0)#/PP(09)
:CHIP
230 230
Y8 DONE(0)#/PP(14)
231 231 JL4107
Y9 DACK(1)#/PP(16)
232 232
Y10 RSTOUT# Y10
R4112
233 233 TO(1/3,3/3)
Y11 VSS 22
:CHIP Y12
234 234
Y12 ECV
235 235
Y13 HRST# Y13 TO(1/3)
236 236
Y14 VDDE
R4110
237 237
Y15 CMODE(0) 10k
:CHIP
238 238 Y16
Y16 DDQ(61)
239 239 Y17
Y17 DDQ(59)
240 240 Y18
Y18 DDQ(55)
Y19
241 241
Y19 DDQ(52
Y20
242 242
Y20 DDQ(50)
Y21
243 243
Y21 DDQ(47)
244 244
Y22 VDDE +3.3V
245 245
AA1 VDDE
246 246 AA2
AA2 D(00)
247 247
AA3 IRQ(1)#/PP(01) IRQ1
TO(1/3)
248 248
AA4 TOUT(1)/GATE(1)/PP(05) AA4
C4122
249 249 0.1
AA5 VSS
16V JL4108
250 250 F:CHIP
AA6
AA6 CTS(0)#/PP(08) TO(1/3)
251 251
AA7 DACK(0)#/PP(13)
R4113 22 :CHIP
DREQ1
252 252
AA8 DREQ(1)#/PP(15)
DREQ2
253 253
AA9 DREQ(2)#/PP(18)
AA10
254 254
AA10 ED
255 255
AA11 LV
256 256 AA12
AA12 ERST#
257 257
AA13 PRST# AA13 TO(1/3)
258 258
AA14 VSS
R4108
259 259 10k
AA15 CMODE(1)
:CHIP
AA16
260 260
AA16 DDQ(63)
AA17
261 261
AA17 DDQ(60)
AA18
262 262
AA18 DDQ(58)
AA19
263 263
AA19 DDQ(54)
264 264 AA20
AA20 DDQ(51)
265 265 AA21
AA21 DDQ(49)
266 266 AA22
AA22 DDQ(46)
R4126
267 267
22
AB1 VSS
:CHIP
268 268
AB2 IRQ(2)#/PP(02)
269 269 R4115 22 :CHIP
AB3 RXD(0)/PP(06)
R4116 22 :CHIP
270 270
AB4 TXD(0)/PP(07)
271 271 JL4109
AB5 RXD(1)/PP(10)
272 DREQ0
272
AB6 DREQ(0)#/PP(12)
R4117
273 273
AB7 VSS 22
:CHIP
274 274
AB8 DONE(1)#/PP(17)
275 275 JL4110
AB9 CPUHOLD
276 276
AB10 VDDE
277 277 JL4111
AB11 TRST#
278 278
AB12 TDC
R4109
279 279 10k
AB13 PLLBYPASS
:CHIP
280 280
AB14 CMODE(3)
281
281 C4123
AB15 VSS
0.1
282 282
16V
AB16 TESTMODE(1)
F:CHIP
283 283 AB17
AB17 DDQ(62)
(
284 284
AB18 VDDE
285 285 AB19
AB19 DDQ(57)
AB20
286 286
AB20 DDQ(53)
287 287
AB21 VDDE
C4124
288 288 0.1
AB22 VSS
16V
F:CHIP
IC4100(4/4)
MB93401A
TO(3/3)
15
13 14
3.3V
ICE
R4125
XX
CN4100
10P
R4124
:SMD
XX
WHT
R4118
XX Q4100
XX
R4123
XX
XX
1 NC
2 VCC
R4119
3 WDT KILL
XX:CHIP JL4112
AA12
4 ERST#
R4120
5 GND
XX:CHIP JL4113
Y12
6 ECV
R4121
7 GND
XX:CHIP JL4114
AA10
8 ED
R4122
9 GND
XX:CHIP JL4115
W11
10 ECLK
JL4116
SIRCS
B_STATUS
M_STATUS
AC_DET
TXD_MS
RXD_MS
PIC_MUTE
MS CTL
TO(1/3)
MS(2/3)
µ
PROCESSOR)
SDRAM-5
TO(3/3)
SDRAM-4
DREQ TO(1/3)
B-SS12086<AEP>-MS.-P2
KLV-21SG2 (AEP) 3-31