Arcam Preamp Processor AV8 - Manual (Page 129)

ISSUE
DRAWING NO.
DRAWING TITLE
DATE
Filename:
ECO No. DESCRIPTION OF CHANGE
VID Zone2 OSD.sch
AV8 Zone2 OSD
Contact Engineer: L922CT 8-Aug-2002
INITIALS
Printed: 10 11 Sheet of
Notes:
Contact Tel: (01223) 203200 Andrew 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
IC900
STV5730A
C916
220P NPO 0805
VGND
R916
2K7 0805
R917
2K7 0805
R918
1K0 0805
R919
1K0 0805
R920
680R 0805
VGND
P5VV
R908
4K7 0805
VGND VGND
VGND
70R@100MHz
L901
C903
100N 0805 C905
100N 0805
C908
100N 0805
C907
100N 0805
VGND
70R@100MHz
L900
C902
100N 0805 C904
100N 0805
VGND VGND
P5VV
P5VV
VIDEO SERIAL DATA
VIDEO SERIAL CLK
VIDEO ZONE2 CS
ZONE2 VIDEO IN PRESENT
+
C900
2U2 EL
VGND
C909
100N 0805
R904
680K 0805 1%
C910
100N 0805
VGND
VGND
C906
100N 0805
P5VV
VGND
VSYNC ZONE2
R914
33R 0805 R915
33R 0805
ON SCREEN DISPLAY (OSD)
SYNC SEPERATOR
VGND
Zone2 video OSD 2V
Zone2 video 2V
C901
100N 0805
VGND
H = OSD = 1 L = DIRECT = 0
Zone2 OSD CLK
Zone2 video 2V
Zone2 OSD CLK
ZONE2 VIDEO IN PRESENT
VIDEO SERIAL DATA
VIDEO SERIAL CLK
VIDEO ZONE2 CS
VSYNC ZONE2
P5VV P5VV
P5VV
VGND
VGND
R906
4K7 0805
P5VV
C911
100N 0805
D902
BAV99W DUAL SM
+ C919
10U EL
+ C918
10U EL C917
100N 0805
N5VV
VGND
VGND
OUT1
1
GND
2
A1
3
B1
4
B2
5
A2
6
GND
7
OUT2
8
OUT3
9
GND
10
B3
11
A3
12
VEE
13
VCC
14
VCC
15
A/B
16
IC902
EL4332CS
VGND
R905
0R0 0805
R909
47K 0805
R901
47K 0805
Q900
BFS17H
Q902
BFS17H
Q903
BFS17H Q901
BFS17H
VGND
NF
NF
VGND
R910
330R 0805
VGND
1.0 02_E029 WAF 31/1/02 PRODUCTION ISSUE FOR ATE
R912
30K 0805
C920
680P NPO 0805
R911
2M2 0805
R907
5K6 0805
C915
100P NPO 0805
C914
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
IC901
EL4581CS
NF
NF
2.0 02_E053 MJT 26/02/02 FINAL RELEASE MODS ADDED BEFORE PRODUCTION
R902
39R 0805
R903
43R 0805
+
C912
1U0 EL
+
C913
1U0 EL
Long track
Long track
3.0 02_E103 MJT 15/05/02 R902 now 39R (was 75R). R903 now 43R (was 75R).
C912, C913 now 1u (was 10u).
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