Sony CCU-TX50 Service Manual page 128

1
2
3
4
5
A B
EN-156A (3/5)
+5V
L302
L301 10uH 27MHz-SC-Fil
10uH
C303 C304 C308 R308
IC301 0.1uF 0.1uF 10uF 33k
CXD1171M-TH
RB301
220
1 24
ENC-SC-DATA0
D0 DVDD2
7 8 23
2
ENC-SC-DATA1 C302
D1 DVDD1
0.1uF
5 6 3 22
ENC-SC-DATA2
D2 AVDD3
3 4
4 21
ENC-SC-DATA3
D3 I0
1 2 20
ENC-SC-DATA4 5
D4 IO
7 8 6 19
ENC-SC-DATA5 R310
D5 AVDD2
5 6
7 18
ENC-SC-DATA6
D6 AVDD1
3 4 17
ENC-SC-DATA7 8
D7 VG
1 2 9 16
R484
RB302
BLK VREF
470 R306
220 10 15
C301
DVSS1 IREF
0.1uF 14 2.2k
11
VB AVSS
12 13
CLK DVSS2
C307 R309
R307 0.1uF 22k
10
NM
R302
47
CN902
d1 External-Ref-SC-in
(4/135)
CN902
c1 External-Ref-SYNC-in
(3/135)
002 27M-CLK-P3B
R303
100
CN901
B1 Chara-Gen-Data-in
(2/66)
R304
100
CN901
A1 Chara-Gen-Clk-in
(1/66)
R305
100
MASTER-RESET
002,003,004,005
IC302
TC74VHC138FT(EL)
+3.3V
C405
0.1uF
16
R301
100 1 VCC 15
CN901
Y0
(3/66) C1 Chara-Gen-CS0-in A
2 14
CN901
(31/66) A6 Chara-Gen-CS1-in B Y1
13
R466 3
100 C Y2
12
Y3
6 11
G1 Y4
10
4
G2A Y5
5 9
Y6
G2B
7
Y7
GND
8
+3.3V
IC313
C404
SN74LVC244APWR
0.1uF
RB324 20
100
1 2 18 VCC 2
CN902
b21 Video-HIRA-PIN 0 1Y1 1A1
(107/135)
16 4
3 4
CN902 c21
Video-HIRA-PIN 1 1Y2 1A2
(108/135)
14 6
CN902 5 6 CN902
d21 Video-HIRA-PIN 2 1Y3 1A3 R467
(109/135) (127/135)
100
7 8 12 8
1Y4 1A4 Serial-Load0 d24
9 11
2Y1 2A1
7 13
005 3WIRE-LOAD-PULSE 2Y2 2A2
5 15 CN902
R469 R468
2Y3 2A3 (128/135)
100 3 17 100
e24
2Y4 2A4 Serial-Load1
1
1G
19 7 1
2G
GND
IC325(4/4)
TC7WH04FU(TE12R) 10
+3.3V
IC325(1/4)
1'st slot => LOW
TC7WH04FU(TE12R) 2'nd slot => HIGH
C406
SLOT-ID-IN
0.1uF
IC325 (2/4)
VCC
TC7WH04FU(TE12R) 002,003,004,005
GND 6 2
IC325 (3/4)
TC7WH04FU(TE12R)
3 5
4-28
C D
EN-156A (3/5)
D302
1SS301-TE85L
IC323 (1/2)
R326
100 TC7SH86FU(T5RSOYJF)
002 LALT-NORM/INV
IC306
C313 C314
CXD1216M-TH
10uF 0.1uF
for SC-D/A
INT-SC
2
TP301 R320
10k
R319 VDD 1 R486
IC305 (1/2) 10 9
HCOMIN 1k
TC7SH04FU(T5RSOYJF) 10k 4
HCOMOUT
2 323
C310
R318
10pF R321 15 20
C312 220 HDIN
R311
47 TGC
470 0.001uF
2 4 18 1
ISCIN
R322 47 SCCOMOUT
L303 4
4.7uH ESCIN
1k
12 19
LALTIN
C309 C311 R312
LALTR
47pF 22pF 470
R323
R317
100k 47
17 11
SYNCIN
VCC
INT/EXT
8
GND
VR
5 7
MODE1
HR
6 3
MODE2
IC305 (2/2)
NC1
TC7SH04FU(T5RSOYJF) 14 13
CLOCK
NC2
R324 VSS
100
16
R327 R328
R325 10k 10k
47
R487
1k
002,003 PAL/NTSC
002 13.5M-SC-CLK
BAR-CHARA
IC303
UPD6466GS-515-E2
+3.3V
C305
0.1uF
5
3 VDD 16 R313 100 BAR_CHR
DATA VR
6 17
R314 100 BAR_BLK
CMDCT VG
1 18
CLK VB
2 15 R315 100 PIX_CHR
CS VBLK/BBLK
4 12
R316 100 PIX_BLK
PCL VC1
9 11
TEST BLK1
CHAR-HR 20 14
HSYNC VC2/GBLK
19 13
CHAR-VR
VSYNC BLK2/RBLK
CHAR-CK 8
OSCIN
7
OSCOUT
GND
10
002 WFM_SEQ_ON
PIX-CHARA
BAR_CHARA 004
IC304
UPD6466GS-515-E2
BAR_CHARA_BG 004
+3.3V
C306
0.1uF
5
3 VDD 16
DATA VR PIX_CHARA 004
6 17
CMDCT VG
1 18
CLK VB
2 15
CS VBLK/BBLK
4 12
PCL VC1
9 11
TEST BLK1
20 14
CHAR-HR
HSYNC VC2/GBLK
19 13
CHAR-VR
VSYNC BLK2/RBLK PIX_CHARA_BG 004
8
CHAR-CK
OSCIN
7
OSCOUT
GND
10
4-28
E
+3.3V
5
1
3
+
2 7
6
-
R354
10k
REF-LALT-RES 002,003
IC322 (2/2)
+5V
TLC272CPSR
IC323 (2/2)
L304
TC7SH86FU(T5RSOYJF)
10uH
IC311
C317 L306 CXD1176Q-T4
C319
VCC 10uF 10uH
0.1uF
GND
C326
0.1uF
C321 C322
10uF
0.1uF
IC322 (1/2)
18 8
R329 TLC272CPSR
VRT D7
330
3 8 D301 17 7
R352
1SS302-TE85L VRTS D6
+
100 6
1 1 3 21
VIN D5
2 25 5
R330 -
2 VRBS D4
1.5k
4 24 4
R350
VRB D3
22k 3
26
L305
VREF D2
10uH
27 2
C316
C315 CCP D1
0.001uF
0.047uF 15 1
FILM PW D0
C323 C324
C320
14
C318 10uF -5V 0.1uF
0.1uF SYNC
0.1uF
13
SEL
29
CLE
C325
12
0.1uF
CLK R358
IC308 (1/2)
30 100k
TC7SH04FU(T5RSOYJF)
R353 OE
47
R349 R351
100 2 100
4
REF-INT/EXT 002,003
+5V
IC308 (2/2)
VCC
TC7SH04FU(T5RSOYJF)
GND
+12V
L308
10uH
IC309 (1/2)
NJM4560M-TE2
R381 R382
4.7k 10k
R372 IC309 (2/2)
10k
NJM4560M-TE2
3
8
LEVEL(Interval)
+
6 RV302
5Vpp R379
- 10k 4.7k
7 2 -
+5V
4
5 +
IC310 (2/4)
R355 74VHCT08AMTCX R380 C333
100 4.7k
4 R361 1uF
RV301
6 10k
R367 0 20k
5 L309
10uH
DC(Position) C331
R356 100 9 R362 R368
8 10k 10k 0.1uF
10
C332
IC310 (3/4)
74VHCT08AMTCX 47uF
-5V 16V
-12V
+5V
Q302
IC310 (1/4) R369
2SC4617TL-QR
74VHCT08AMTCX 10
R376 -:NPN
22k
14
1
3
C328
2
0.1uF R378
10k
7
12
R357 11
100
13
IC310 (4/4) R375
74VHCT08AMTCX R373 10k
33k
C329
R377
0.1uF R374 22k
+:PNP
47k
Q301
2SA1774TL-QR
R370
10
Q303
2SA1774TL-QR
-5V
F G
+5V
L307
10uH
C327
10uF
IC312
SN74LVC574APWR
C330 +3.3V
0.1uF
R364
100k
20
2 VCC 19 SC-CONT-DATA7
D1 Q1
3 18 SC-CONT-DATA6
D2 Q2
4 17 SC-CONT-DATA5
D3 Q3
5 16 SC-CONT-DATA4
D4 Q4
6 15 SC-CONT-DATA3
D5 Q5
7 14 SC-CONT-DATA2
D6 Q6
8 13 SC-CONT-DATA1
D7 Q7
9 12 SC-CONT-DATA0
D8 Q8
11
R366
CLK
100k
1
OE
R371 GND
47
10
R360 R365
100k 100k
R359 R363
100k 100k
STAIR STEP
TP302
CN902
R383 (29/135)
1 100
WFM-STAIR-STEP-out e5
C334 C335
47uF 1uF
16V
CN902
(35/135)
WFM-CTL-GND e6
CN902
S301
- SEQ (34/135)
2
1
d6
3 WFM-SEQ-ON/OFF-out
+
5
4
6
+:PNP
-:NPN
CCU-TX50/V2
H