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DRAWING NO.
DRAWING TITLE
DATE
Filename:
ECO No. DESCRIPTION OF CHANGE
L971C8.Sch
DV29 MAIN SCART OUTPUT
Contact Engineer:
L971C8
24-Aug-2004
INITIALS
Printed:
8 11Sheet of
Notes:
Contact Tel: (01223) 203270Peter Gaggs
A & R Cambridge Ltd.
Pembroke Avenue
Cambridge CB5 9QR
Waterbeach
A2
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15
17
19
21
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4
6
8
10
12
14
16
18
20
SKT800
CHARM
CW
SCART OUTPUT
SCART_LEFT
SCART_RIGHT
C800
47P
100V
0805
C801
47P
100V
0805
R800
0R0
0W125
0805
DGND
SCART_LEFT
SCART_RIGHT
DGND EMC_GND
C811
1N0 100V 0805
C812
1N0 100V 0805
AUDIO
SCART_BLUE
SCART_GREEN
SCART_RED
SCART_COMPOSITE
VIDEO
SCART_AGND
SCART_BLUE
SCART_GREEN
SCART_RED
SCART_COMPOSITE
C802
47P
100V
0805
C803
47P
100V
0805
C804
47P
100V
0805
C805
47P
100V
0805
DGND
ENABLE_AV
16/9
SCART control signals
ENABLE_AV: 0 in when standby mode, 1 when on
(3V3 levels)
(RGB_STAT is supposed to be >1V when driving 75R)
16/9: 0 when 4:3 output, 1 when 16:9 output (3V3
levels)
0/6/12: 0V in standby, 6V when output is 16:9, 12V
when output is 4:3
CONTROL
TR801
MMUN2211LT1
SOT-23
DGND
TR803
BC849B
SOT-23
R807
4K7
0W125
0805
R806
6K8
0W125
0805
TR802
MMUN2211LT1
SOT-23
DGND
R808
10K
0W125
0805
0/6/12
DGND
D800
BAT54S
SOT-23
DGND
TR804
BC849B
SOT-23
+5V_VID
DGND
D801
BAT54S
SOT-23
DGND
+5V_VID
RGB_STAT
DGND
R809
330R
0W125
0805
R810
330R
0W125
0805
R811
1K0
0W125
0805
RGB_STAT
0/6/12
R801
1K0
0W125
0805
+5V_VID
P811
P810
TR800
MMUN2111LT1
SOT-23
+12VD
+12VD
P812
P816
P815
P814
P817 P818
P819
R803
100R
0W125
0805
R812
82R
0W125
0805
C806
100N
50V
0805
C807
100N
50V
0805
C813
10N
50V
0603
PG 1.004_E121 09-08-04 Production release