Arcam FMJ AV8 Service Manual page 129

C900
R902
Zone2 video 2V
Zone2 video 2V
39R 0805
2U2 EL
R903
43R 0805
VGND
Zone2 OSD CLK
Zone2 OSD CLK
ZONE2 VIDEO IN PRESENT
ZONE2 VIDEO IN PRESENT
VIDEO SERIAL DATA
VIDEO SERIAL DATA
VIDEO SERIAL CLK
VIDEO SERIAL CLK
VIDEO ZONE2 CS
VIDEO ZONE2 CS
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Q900
BFS17H
C912
1U0 EL
P5VV
L900
70R@100MHz
VGND
C902 C904
100N 0805 100N 0805
VGND VGND
P5VV
L901
70R@100MHz
C903 C905
100N 0805 100N 0805
ON SCREEN DISPLAY (OSD)
VGND
IC900
1
YOUT YIN
2
VIDEOIN VIDEOOUT1
3
RES VIDEOOUT2
4
FTR CIN
5
AVDD COUT
6
DVDD LESCREEN
7
CSYNC LECHAR
R907 R911 R912 8
XTALIN AGND
C920
9
XTALOUT DGND
NF 10
MUTE BAR
NF 11
DATA CO
12
CLK FB
C916 13
CSN
220P NPO 0805
14
R
C914
STV5730A
VGND VGND
R914 R915
33R 0805 33R 0805
NF
C909
100N 0805
VGND
P5VV P5VV P5VV
R906
4K7 0805
Q902
BFS17H
Q903
100N 0805
D902
Q901
BFS17H
BFS17H
C911
BAV99W DUAL SM
VGND
C913
1U0 EL
R909
R901
47K 0805
47K 0805
VGND
R910
L = DIRECT = 0 H = OSD = 1
330R 0805
C915
100P NPO 0805
VGND
P5VV
28
27
26 R916 R917
25 2K7 0805 2K7 0805
24
23
22
21
20 R919
19 1K0 0805
C907
18
17 100N 0805 R918
16 1K0 0805
B
15
G
R920
680R 0805
R908
4K7 0805
VGND VGND
VGND VGND VGND
R905
0R0 0805
P5VV NF
C906
IC901 100N 0805
1 8
CS OP Vcc
VGND
2 7
C VID IP OE OP
3 6
VS OP Rset
4 5
GND BURST OP
R904
EL4581CS 680K 0805 1% C910
100N 0805
SYNC SEPERATOR
VGND
DRAWING TITLE
AV8 Zone2 OSD
23425
A & R Cambridge Ltd.
Pembroke Avenue
Waterbeach
Cambridge CB5 9PB
IC902
3 Long track
A1
1
OUT1
4
B1
6
A2
8
OUT2
5
B2
12
A3
9
OUT3
11
B3
P5VV
16
A/B
14
VCC
15 + C919
VCC
C901
10U EL
7 100N 0805
GND
10
GND
2 13
GND VEE
VGND EL4332CS
VGND VGND
+ C918
C917
VGND
10U EL
100N 0805
N5VV
C908
100N 0805
VSYNC ZONE2
02_E163 WAF 8/08/02 IC701 CHANGED FROM 74LV244D TO 74HCT244D
02_E112 AJD 6/06/02 Updated R431 and 430 to improve the IR reciever reliability.
R902 now 39R (was 75R). R903 now 43R (was 75R).
Filename: VID Zone2 OSD.sch 02_E103 MJT 15/05/02
C912, C913 now 1u (was 10u).
Notes: 02_E053 MJT 26/02/02 FINAL RELEASE MODS ADDED BEFORE PRODUCTION
02_E029 WAF 31/1/02 PRODUCTION ISSUE FOR ATE
ECO No. INITIALS DATE DESCRIPTION OF CHANGE
Sheet
Contact Engineer: Andrew Dutton Contact Tel: (01223) 203200 Printed: 8-Aug-2002
Zone2 video OSD 2V
VSYNC ZONE2
3.2
3.1
3.0
2.0
1.0
ISSUE
10 of 11 DRAWING NO. L922CT