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ISSUE
DRAWING NO.
DRAWING TITLE
DATE
Filename:
ECO No. DESCRIPTION OF CHANGE
VID On Screen Display.Sch
AV8 On Screen Display
Contact Engineer:
L922CT
8-Aug-2002
INITIALS
Printed:
4 11Sheet of
Notes:
Contact Tel: (01223) 203200Andrew Dutton
A & R Cambridge Ltd.
Pembroke Avenue
Cambridge CB5 9PB
Waterbeach
23425
YOUT
1
VIDEOIN
2
RES
3
FTR
4
AVDD
5
DVDD
6
CSYNC
7
XTALIN
8
XTALOUT
9
MUTE
10
DATA
11
CLK
12
CSN
13
R
14
G
15
B
16
FB
17
CO
18
BAR
19
DGND
20
AGND
21
LECHAR
22
LESCREEN
23
COUT
24
CIN
25
VIDEOOUT2
26
VIDEOOUT1
27
YIN
28
IC302
STV5730A
C350
220P NPO 0805
VGND
OSD CVBS
R356
1K0 0805
R357
1K0 0805
R358
680R 0805
VGND
P5VV
R345
4K7 0805
VGND
VGND VGND
70R@100MHz
L305
C328
100N 0805
C330
100N 0805
C336
100N 0805
C335
100N 0805
VGND
70R@100MHz
L304
C327
100N 0805
C329
100N 0805
VGND VGND
P5VV
P5VV
R365
3K3 0805
R366
3K3 0805
R367
3K3 0805
R340
75R 0805
R339
75R 0805
R338
75R 0805
OSD R
OSD G
OSD B
OSD B TTL
FAST BLANKING
CHAR OUT
VIDEO SERIAL DATA
VIDEO SERIAL CLK
VIDEO OSD CS
OSD VIDEO IN PRESENT
Mon Out
1
GND
2
IN5
3
GND
4
IN4
5
CTL E
6
IN3
7
CTL D
8
CTL C
9
Vout2
10
CTL B
11
IN2
12
Vcc
13
Vout1
14
CTL A
15
IN1
16
IC301
BA7625
VGND
P5VV
C334
100N 0805
+
C344
100U EL
VGND VGND
Q300
BC859B
R341
100R 0805
P5VV
VGND
C346
10N 0805
VGND
Comp Video 2V
R301
75R 0805
R307
75R 0805
VGND
Y/G 2V
SVIDEO Y
OSD Y
OSD C
P5VV
+
C345
100U EL
C337
100N 0805
VGND
VGND
C341100N 0805
OSD MUX A
OSD MUX B
OSD MUX C
OSD MUX D
OSD MUX E
R368
680K 0805 1%
C343
100N 0805
VGND
VGND
C342
100N 0805
P5VV
VGND
COMP SYNC
VSYNC
R350
33R 0805
R363
33R 0805
R364
33R 0805
OSD / SYNC SEP SEL
ON SCREEN DISPLAY (OSD)
SYNC SEPERATOR
RGB OSD VIDEO
VGND
+
C347
10U EL
C331
100N 0805
R348
10K 0805
VGND VGND VGND
VGND
X301
14.31818MHZ#A
X300
17.73447MHZ#A
R360
4M7 0805
C354
22P NPO 0805
C353
22P NPO 0805
VGND VGND
R362
33R 0805
R359
4M7 0805
L302
C360
100N 0805
C361
100N 0805
P5VV
C352
27P NPO 0805
C351
27P NPO 0805
VGND VGND
VGND
R361
33R 0805
Zone2 OSD CLK
PAL NTSC
ZONE2 PAL NTSC
VGND
R343
4K7 0805
P5VV
P5VV
OSD CVBS
OSD C
OSD CVBS
OSD Y
OSD R
OSD G
OSD B
CHAR OUT
FAST BLANKING
COMP SYNC
VSYNC
OSD VIDEO IN PRESENT
VIDEO SERIAL DATA
VIDEO SERIAL CLK
VIDEO OSD CS
Zone2 OSD CLK
Comp Video 2V
Y/G 2V
SVIDEO Y
OSD MUX A
OSD MUX B
OSD MUX C
OSD MUX D
OSD MUX E
OSD B TTL
1 2
IC306A
74HCU04 SM
3 4
IC306B
74HCU04 SM
5 6
IC306C
74HCU04 SM
1011
IC306E
74HCU04 SM
89
IC306D
74HCU04 SM
14
7
IC306G
74HCU04 SM
1 2
IC307A
74HCU04 SM
14
7
IC307G
74HCU04 SM
C355
10N 0805
C340
10N 0805
R300
680K 0805 1%
R306
680K 0805 1%
R304
4K7 0805
R305
4K7 0805
PAL CLOCK
NTSC CLOCK
L301
C358
100N 0805
C359
100N 0805
P5VV
VGND
L300
C356
100N 0805
C357
100N 0805
P5VV
VGND
VGND VGND
VGND
R314
0R0 0805
C332
100N 0805
R311
8K2 0805
R312
6K8 0805
R313
8K2 0805
C333
220P NPO 0805
C339
220P NPO 0805
C338
220P NPO 0805
+
C362
2U2 EL
+
C363
2U2 EL
+
C364
2U2 EL
+
C365
2U2 EL
D300
BAV99W DUAL SM
3 4
IC307B
74HCU04 SM
5 6
IC307C
74HCU04 SM
89
IC307D
74HCU04 SM
1011
IC307E
74HCU04 SM
1213
IC307F
74HCU04 SM
1213
IC306F
74HCU04 SM
OSD G TTL
OSD G TTL
TP301
TP300
Q302
BFS17H
Q304
BFS17H
R346
47K 0805
R347
47K 0805
1.0
NF
OSD_SYNC
R315
0R0 0805
NF
C303
100P NPO 0805
2 3
1
IC305A
74HCT125 SM
5 6
4
IC305B
74HCT125 SM
9 8
10
IC305C
74HCT125 SM
1112
13
IC305D
74HCT125 SM
14
7
IC305E
74HCT125 SM
NF NF NF
5
6
7
IC300B
EL5244 SM
3
2
1
IC300A
EL5244 SM
3
2
1
IC303A
EL5244 SM
R317
15K 0805
8
9
10
IC502C
74HC08 SM
SYNC ON GREEN
SYNC ON GREEN
5
6
7
IC303B
EL5244 SM
VS
8
GND
4
IC300C
EL5244 SM
VS
8
GND
4
IC303C
EL5244 SM
VGND
C300
100N 0805
C301
100P NPO 0805
1A
1
1B
2
1RD
3
1Q
4
2Q
5
2CEXT
6
2RCEXT
7
GND
8
2A
9
2B
10
2RD
11
2Q
12
1Q
13
1CEXT
14
1RCEXT
15
VCC
16
1
2
74HC123D
MONOSTABLE
IC308
74HC123D SM
VGND
P5VV
C302
100N 0805
VGND
BLACK CLAMP
Q301
DTRANN SM
VGND
BLACK CLAMP
BLACK CLAMP
R336
100R 0805
To Microcontroller
R319
330R 0805
VGND
R320
330R 0805
VGND
R354
2k7 0805
R355
2k7 0805
VGNDVGND
R316
3K3 0805 1%
R318
3K3 0805 1%
C405
33P NPO 0805
C404
33P NPO 0805
VGND
VGND
Improve return path for these clock signals.
Improve return path for these clock signals.
02_E029 WAF 31/1/02 PRODUCTION ISSUE FOR ATE
R309
680R 0805
VGND
+
C366
2U2 EL
R349
30K 0805
R321
2M2 0805
C307
680P NPO 0805
C308
680P NPO 0805
R344
5K6 0805
NF
NF
C306
100P NPO 0805
C349
15N PE 5%
CS OP
1
C VID IP
2
VS OP
3
GND
4
BURST OP
5
Rset
6
OE OP
7
Vcc
8
IC304
EL4581CS
R303
0R0 0805
NF
NF
2.002_E053 MJT 26/02/02 FINAL RELEASE MODS ADDED BEFORE PRODUCTION
R302
330R 0805
R308
330R 0805
NF
NF
+
C348
1U0 EL
3.002_E103 MJT 15/05/02
R302,R308 now 330R (was 3k3). C348 now 1u (was 10u). C404,C405 now NF.
C305 now 47p (was 10p). R310 now 1k (was 330R). C304 now 1N (was 100p).
C305
47P NPO 0805
R310
1K0 0805
C304
1N NPO 0805
02_E112 AJD 6/06/02 Updated R431 and 430 to improve the IR reciever reliability. 3.1
02_E163 WAF 8/08/02 IC701 CHANGED FROM 74LV244D TO 74HCT244D 3.2