Sony KF-WE50A1 Service Manual page 63

Lcd projection tv
Table of Contents

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(30) MS2C (3/3) Board
1
3
2
A
WC_CTL
R400
22
1/16W
N3
VC_CLK_IN
CHIP
VCDCLK
VD_CLK
R401 1/16W
47
CHIP
M3
VC_VSYNC_IN
VD_VSYNC
VCVSYNC
R4021/16W
47
VC_HSYNC_IN
CHIP
M2
VCHCYNC
VD_HSYNC
R461
XX
JL400
G1
VD_PEN
VCR[7]
R409
10k
1/16WCHIP
JL401
J3
VCR[6]
R410
10k
1/16W CHIP
JL402
H2
VD_B[6]
VCR[5]
COMP_PP[6]
JL403
VDC_DIS
G4
VCR[4]
VD_B[5]
B
R468
10k
1/16W CHIP
JL404
H1
VD_B[7]
R464
VCR[3]
10k
JL405
H4
1/16W
VCR[2]
VD_B[4]
CHIP
JL406
J2
VD_B[3]
VCR[1]
R465
JL407
MS_LED
K3
10k
VCR[0]
VD_B[2]
1/16W
K2
VC_B7_IN
VD_B[0]
CHIP
VCB[7]
K4
VC_B5_IN
VCB[6]
VD_B[1]
RB400
K1
VC_B4_IN
47
COMP-PP[0]
VCB[5]
L3
VC_B6_IN
VCB[4]
COMP-PP[1]
L2
VC_B3_IN
COMP-PP[2]
VCB[3]
L4
VC_B2_IN
VCB[2]
COMP-PP[3]
RB401
L1
VC_B1_IN
47
CLK_SEL
VCB[1]
M4
VC_B0_IN
VCB[0]
VSEL
N4
VC_G5_IN
VCG[7]
C
P4
VC_G6_IN
VCG[6]
RB402
P2
VC_G7_IN
47
VD_G[7]
VCG[5]
P3
VC_G4_IN
VCG[4]
VD_G[5]
R1
VC_G3_IN
VD_G[3]
VCG[3]
R4
VC_G2_IN
VCG[2]
VD_G[6]
RB403
T1
VC_G1_IN
47
VD_G[4]
VCG[1]
R3
VC_G0_IN
VCG[0]
VD_G[2]
VD_G[1]
VD_G[0]
CLK74M
IC402
VDC_DIS
MB93423-26BGL-GE1
D
IC402
MB93423-26BGL-GE1
338 K10
VSS
339 L10
VSS
340 M10
VSS
341 N10
VSS
342 P10
VSS
343 R10
E
VSS
344 T10
VSS
361 K11
VSS
362 L11
VSS
363 M11
VSS
364 N11
VSS
365 P11
VSS
366 R11
VSS
345 T11
VSS
360 K12
VSS
377 L12
VSS
378 M12
VSS
379 N12
VSS
380 P12
VSS
F
367 R12
VSS
346 T12
VSS
359 K13
VSS
376 L13
VSS
385 M13
VSS
386 N13
VSS
381 P13
VSS
368 R13
VSS
347 T13
VSS
358 K14
VSS
375 L14
VSS
384 M14
VSS
383 N14
VSS
G
382 P14
VSS
369 R14
VSS
348 T14
VSS
357 K15
VSS
374 L15
VSS
373 M15
VSS
372 N15
VSS
371 P15
VSS
370 R15
VSS
349 T15
VSS
356 K16
VSS
355 L16
VSS
354 M16
VSS
353 N16
H
VSS
352 P16
VSS
351 R16
VSS
350 T16
VSS
I
J
4
5
6
IC402
MB93423-26BGL-GE1
R404
22
1/16W
1
A1
CHIP
23 AC1
N.C.
VDCLKOUT
25 AE1
R405
47
1/16W CHIP
N.C.
116 AA2
VDVSYNC
37 AE13
R406
47
1/16W CHIP
N.C.
200 V3
VDHSYNC
38 AE14
R407
22
1/16W CHIP
N.C.
117 AB2
ENABLE
49 AE25
JL408
N.C.
123 AD6
TOPFIELD
73 A25
N.C.
19 W1
VDB[7]
118 AC2
RB404
N.C.
47
199 U3
VDB[6]
130 AD13
N.C.
114 W2
VDB[5]
140 AD23
N.C.
281 Y4
VDB[4]
162 C24
N.C.
20 Y1
VDB[3]
184 B3
RB405
N.C.
47
115 Y2
VDB[2]
186 D3
N.C.
282 AA4
VDB[1]
203 AA3
N.C.
21 AA1
VDB[0]
206 AC4
JL409
N.C.
111 T2
VDR[7]
223 AC21
JL410
N.C.
278 U4
VDR[6]
C402
226 AB23
JL411
100
N.C.
17 U1
6.3V
VDR[5]
243 E23
D3.3V
JL412
N.C.
279 V4
VDR[4]
L402
246 C22
JL413
10uH
N.C.
112 U2
VDR[3]
263 C5
JL414
N.C.
198 T3
MS_SEL
VDR[2]
337 E5
R466
R467
JL415
N.C.
113 V2
C405
10k
10k
A-MUTE
VDR[1]
0.1
13 N1
1/16W
1/16W
JL416
10V
VDDE
201 W3
CHIP
CHIP
VDR[0]
RB406
B
24 AD1
C406
47
119 AD2
1005
VDDE
0.1
VDG[7]
28 AE4
10V
VDDE
27 AE3
B
VDG[6]
1005
C407
42 AE18
26 AE2
0.1
VDDE
VDG[5]
45 AE21
10V
VDDE
121 AD4
B
VDG[4]
1005
48 AE24
RB407
C408
47
120 AD3
VDDE
0.1
VDG[3]
55 W25
10V
VDDE
207 AC5
B
VDG[2]
1005
66 H25
C409
29 AE5
VDDE
0.1
VDG[1]
10V
68 F25
VDDE
208 AC6
B
VDG[0]
1005
72 B25
C410
209 AC7
VDDE
0.1
VDPCLKIN
10V
88 A10
VDDE
210 AC8
B
DISABLE
96 A2
R408
1005
C411
VDDE
22
0.1
1/16W
127 AD10
10V
VDDE
CHIP
B
153 M24
1005
C412
VDDE
0.1
190 H3
10V
VDDE
B
227 AA23
1005
C413
VDDE
0.1
10V
237 L23
VDDE
B
C414
1005
250 C18
0.1
VDDE
10V
270 J4
B
VDDE
1005
C415
277 T4
VDDE
0.1
10V
280 W4
VDDE
C416
B
0.1
1005
285 AB6
10V
VDDE
B
293 AB14
VDDE
1005
C417
306 U22
0.1
VDDE
10V
B
308 R22
C418
VDDE
1005
0.1
326 D15
10V
VDDE
B
1005
328 D13
VDDE
334 D7
VDDE
3
C1
D1.8V
VDDP1
C403
C404
C400
L400
0.1
0.1
234 P23
100
10V
10uH
10V
VDDP2
4V
B
B
1005
1005
14 P1
D1.8V
VDDI
C401
C419
44 AE20
FB401
100
0.1
VDDI
0uH
4V
10V
81 A17
VDDI
B
C420
1005
129 AD12
0.1
VDDI
10V
161 D24
VDDI
B
1005
181 B6
C421
VDDI
0.1
10V
185 C3
VDDI
B
C422
1005
202 Y3
0.1
VDDI
10V
205 AC3
B
VDDI
1005
225 AC23
C423
VDDI
0.1
10V
235 N23
VDDI
B
1005
245 C23
C424
VDDI
0.1
295 AB16
10V
VDDI
B
1005
MB93423-26BGL-GE1
MS2C (3/3)
– 103 –
7
8
9
IC402
MB93423-26BGL-GE1
9
J1
VSS
SDRAM-DATA[31]
12 M1
SDRAM-DATA[30]
VSS
18 V1
VSS
SDRAM-DATA[29]
22 AB1
SDRAM-DATA[28]
VSS
31 AE7
VSS
SDRAM-DATA[27]
36 AE12
SDRAM-DATA[26]
VSS
57 U25
VSS
SDRAM-DATA[25]
59 R25
SDRAM-DATA[24]
VSS
61 N25
VSS
SDRAM-DATA[23]
64 K25
SDRAM-DATA[22]
VSS
90 A8
VSS
SDRAM-DATA[21]
99 D2
SDRAM-DATA[20]
VSS
101 F2
VSS
SDRAM-DATA[19]
108 N2
SDRAM-DATA[18]
VSS
110 R2
VSS
SDRAM-DATA[17]
122 AD5
SDRAM-DATA[16]
VSS
144 AA24
VSS
SDRAM-DATA[15]
151 P24
VSS
SDRAM-DATA[14]
160 E24
VSS
SDRAM-DATA[13]
170 B17
VSS
SDRAM-DATA[12]
172 B15
VSS
SDRAM-DATA[11]
174 B13
VSS
SDRAM-DATA[10]
204 AB3
VSS
SDRAM-DATA[9]
216 AC14
VSS
SDRAM-DATA[8]
218 AC16
VSS
SDRAM-DATA[7]
224 AC22
VSS
SDRAM-DATA[6]
238 K23
VSS
SDRAM-DATA[5]
244 D23
VSS
SDRAM-DATA[4]
248 C20
VSS
SDRAM-DATA[3]
251 C17
VSS
SDRAM-DATA[2]
262 C6
VSS
SDRAM-DATA[1]
264 C4
VSS
SDRAM-DATA[0]
SDRAM-DDQM[3]
265 D4
VSS
SDRAM-DDQM[3]
283 AB4
SDRAM-DDQM[2]
VSS
SDRAM-DDQM[2]
SDRAM-DDQM[1]
288 AB9
VSS
SDRAM-DDQM[1]
299 AB20
SDRAM-DDQM[0]
VSS
SDRAM-DDQM[0]
300 AB21
VSS
SDRAM-RAS
301 AB22
SDRAM-CAS
VSS
303 Y22
VSS
SDRAM-WE
311 M22
R435
22
1/16W CHIP
SDRAM-DCLK
VSS
317 F22
VSS
SDRAM-DCKE
319 D22
D3.3V
VSS
R436
22
1/16W CHIP
331 D10
VSS
R428
SDRAM-BA[1]
10k
1/16W
SDRAM-BA[0]
CHIP
R429
10k
1/16W CHIP
R430
SDRAM-CS
10k
1/16W
R437
10k
1/16W
CHIP
SDRAM-ADR[11]
SDRAM-ADR[10]
SDRAM-ADR[9]
SDRAM-ADR[8]
SDRAM-ADR[7]
SDRAM-ADR[6]
SDRAM-ADR[5]
SDRAM-ADR[4]
SDRAM-ADR[3]
SDRAM-ADR[2]
SDRAM-ADR[1]
SDRAM-ADR[0]
IC402
KF-WE42A1/WE50A1/WS60A1
10
11
12
IC402
IC402
MB93423-26BGL-GE1
MB93423-26BGL-GE1
71 C25
256 C12
DDQ[31]
L-BUS-DATA[31]
D[31]
RB422
33
70 D25
175 B12
DDQ[30]
L-BUS-DATA[30]
D[30]
240 H23
329 D12
DDQ[29]
L-BUS-DATA[29]
D[29]
69 E25
86 A12
DDQ[28]
L-BUS-DATA[28]
D[28]
318 E22
255 C13
DDQ[27]
L-BUS-DATA[27]
D[27]
RB408
33
159 F24
85 A13
DDQ[26]
L-BUS-DATA[26]
D[26]
242 F23
84 A14
DDQ[25]
L-BUS-DATA[25]
D[25]
158 G24
254 C14
DDQ[24]
L-BUS-DATA[24]
D[24]
RB409
33
239 J23
173 B14
DDQ[23]
L-BUS-DATA[23]
D[23]
67 G25
327 D14
DDQ[22]
L-BUS-DATA[22]
D[22]
241 G23
83 A15
DDQ[21]
L-BUS-DATA[21]
D[21]
157 H24
253 C15
DDQ[20]
L-BUS-DATA[20]
D[20]
RB410
33
316 G22
82 A16
DDQ[19]
L-BUS-DATA[19]
D[19]
156 J24
325 D16
DDQ[18]
L-BUS-DATA[18]
D[18]
315 H22
R451
171 B16
DDQ[17]
L-BUS-DATA[17]
D[17]
10k
D3.3V
65 J25
1/16W
324 D17
DDQ[16]
L-BUS-DATA[16]
D[16]
CHIP
RB411
33
228 Y23
98 C2
DDQ[15]
A[23]
53 AA25
97 B2
DDQ[14]
A[22]
229 W23
R452
95 A3
DDQ[13]
L-ADR[21]
A[21]
10k
52 AB25
1/16W
94 A4
L-ADR[20]
DDQ[12]
A[20]
CHIP
RB412
33
142 AC24
183 B4
DDQ[11]
L-ADR[19]
A[19]
143 AB24
182 B5
L-ADR[18]
DDQ[10]
A[18]
50 AD25
260 C8
DDQ[9]
L-ADR[17]
A[17]
51 AC25
93 A5
L-ADR[16]
DDQ[8]
A[16]
RB413
33
141 AD24
336 D5
DDQ[7]
L-ADR[15]
A[15]
47 AE23
92 A6
L-ADR[14]
DDQ[6]
A[14]
46 AE22
335 D6
DDQ[5]
L-ADR[13]
A[13]
139 AD22
180 B7
L-ADR[12]
DDQ[4]
A[12]
RB414
33
138 AD21
259 C9
DDQ[3]
L-ADR[11]
A[11]
220 AC18
91 A7
L-ADR[10]
DDQ[2]
A[10]
137 AD20
261 C7
DDQ[1]
L-ADR[9]
A[9]
222 AC20
179 B8
L-ADR[8]
DDQ[0]
A[8]
RB415
33
314 J22
258 C10
DDQM[3]
L-ADR[7]
A[7]
155 K24
178 B9
DDQM[2]
L-ADR[6]
A[6]
302 AA22
333 D8
DDQM[1]
L-ADR[5]
A[5]
54 Y25
89 A9
DDQM[0]
L-ADR[4]
A[4]
RB416
33
56 V25
332 D9
DRAS#
L-ADR[3]
A[3]
230 V23
177 B10
DCAS#
L-ADR[2]
A[2]
JL421
145 Y24
257 C11
DWE#
BE/BE#[3]
309 P22
176 B11
R453
CPU-BE[2]
DCLK
BE/BE#[2]
10k
JL422
313 K22
330 D11
DCKE
1/16W
BE/BE#[1]
CHIP
60 P25
RB417
33
87 A11
DCLKFB
BE/BE#[0]
63 L25
R454
100 E2
DBA[1]
RDY#
10k
236 M23
1/16W
JL423
4
D1
DBA[0]
CHIP
BS#
RB418
304 W22
33
5
E1
DCS#[3]
R444
WE#
D3.3V
147 V24
10k
187 E3
DCS#[2]
1/16W
CPU-WE
RD#
R455
CHIP
231 U23
188 F3
10k
DCS#[1]
ERR#
1/16W
146 W24
189 G3
CHIP
CPU-DIR
DCS#[0]
DIR
R445
JL424
CHIP
154 L24
6
F1
10k
DA[12]
CS#[3]
1/16W
312 L22
R446
RB419
33
266 E4
CHIP
DA[11]
10k
CS#[2]
1/16W
62 M25
R447
JL425
102 G2
CHIP
DA[10]
10k
CS#[1]
310 N22
1/16W
267 F4
DA[9]
CS-FLASH
CS#[0]
CHIP
JL445
R448
152 N24
134 AD17
10k
DA[8]
RB420
IRQ#[3]
1/16W
33
150 R24
CHIP
297 AB18
DA[7]
AC_DET
IRQ#[2]
R470
JL426
233 R23
10k
41 AE17
DA[6]
1/16W
IRQ#[1]
CHIP
R449
JL427
58 T25
296 AB17
DA[5]
10k
IRQ#[0]
1/16W
JL428
307 T22
CHIP
43 AE19
DA[4]
R450
DREQ#[3]
R471
1/16W
10k
JL429
149 T24
10k
CHIP
221 AC19
DA[3]
1/16W
R443
DREQ#[2]
CHIP
10k
JL430
232 T23
135 AD18
D3.3V
1/16W
DA[2]
DREQ#[1]
CHIP
R472
1/16W
JL431
148 U24
10k
CHIP
298 AB19
DA[1]
DREQ#[0]
305 V22
166 B21
DA[0]
RAMBOOT#
R456
247 C21
CPU-PRST
PRST#
10k
1/16W
75 A23
CHIP
CPU-RESETOUT
RSTOUT#
163 B24
CPUHOLD
165 B22
CMODE[3]
RB421
164 B23
22
CMODE[2]
76 A22
CMODE[1]
249 C19
CMODE[0]
2
B1
CLK60M
CLKIN
R457
22
1/16W
CHIP
WC_CTL
SCL[0]
SDA[0]
– 104 –
RM-1022
RM-1022
RM-1022
13
14
IC402
MB93423-26BGL-GE1
80 A18
ERST
ERST#
322 D19
CPU-PRST
HRST#
169 B18
ECV
ECV
323 D18
ED
ED
ECLK
252 C16
ECLK
78 A20
TDO
79 A19
TDI
321 D20
TMS
168 B19
TCK
320 D21
TRST#
74 A24
MTESTMODE
77 A21
TESTMODE
R473
167 B20
TDC
10k
1/16W
39 AE15
JL449
CHIP
TOUT[0]
R474
JL436
40 AE16
10k
MS_POW
RXD[1]
JL437
1/16W
132 AD15
CHIP
RXD[0]
R475
JL446
133 AD16
10k
TXD[1]
1/16W
JL438
217 AC15
CHIP
R476
TXD[0]
10k
JL444
219 AC17
1/16W
MS-DIR
CTS#[0]
CHIP
JL439
294 AB15
R481
TOUT[1]
10k
JL440
1/16W
136 AD19
RST#[0]
CHIP
R477
10k
1/16W
CHIP
IC402
MB93423-26BGL-GE1
284 AB5
CLK12M
FSCKI
SCLK
286 AB7
BCKO/MCLK
32 AE8
LRCK
LRCKI/FS1
SCLK
124 AD7
BCKI
211 AC9
SDO
SDO/DX
125 AD8
LRCKO/FS0
30 AE6
SDI
SDI/DR
R440
0
CHIP
212 AC10
SDA[1]
SDA[1]
287 AB8
SCL[1]
SCL[1]
R441
33 AE9
SDA[0]
0
SDA[0]
CHIP
126 AD9
SCL[0]
SCL[0]
289 AB10
CLKMS
XMSCKI
214 AC12
MS-CLK
MSCSLK
213 AC11
R478
MS-BS
MSBS
10k
1/16W
34 AE10
MS-INS
MSINS
CHIP
JL441
291 AB12
R479
MSDIO[3]
JL442
10k
35 AE11
MSDIO[2]
1/16W
JL443
CHIP
290 AB11
MSDIO[1]
R469
100
1/16W CHIP
R480
128 AD11
MS-DIO[0]
SDIO/MSDIO[0]
10k
1/16W
R462
22
1/16W CHIP
131 AD14
CLK48M
CHIP
USCKI
JL434
215 AC13
USB-P
UDP
JL435
292 AB13
USB-N
UDM
D3.3V
R463
1.5k
1/16W
RN-CP
R458
R459
D3.3V
4.7k
4.7k
1/16W
1/16W
CHIP
CHIP
C436
0.1
16V
F
M24C02-WMN6T(B)
1005
IC401
R431
0
VCC
E0
CHIP
WC_
E1
JL432
SCL
E2
JL433
SDA
VSS
R460
R432
XX
0
CHIP

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