Audio Dac & Smartlink Switch - Sony VTX-D800U Service Manual

A B C
1
B..-VTX-D800
B
4/6
2
3
4
5
SMARTLINK
+5V
6
R751
4.7k
1/10W
R742
22k
1/10W
7 D704
DAN202K-T-146 2SC2412K-T-146-R
SCART_SMART
R738
FB701
0uH 220
1/10W
NOTES:
8
FB701 SHOULD BE PLACED VERY CLOSE TO THE TV AND VCR SCARTS
9
10
11
D E F
VIDEO
NOTE THE USE OF
0.5% RESISTORS
R721
RED
VAR RED
180
1/10W
CHIP
R722
GREEN
GREEN
VAG
180
1/10W
CHIP
R723 BLUE
VAB BLUE
180
1/10W
CHIP
R724
CVBS
CVBS
VACOMP
180
1/10W
CHIP
R725
LUMA
VAY LUMA
180
1/10W
CHIP
R726
CHROMA
VAC CHROMA
100
1/10W
CHIP
+3V3
R739
R733
10k
4.7k
1/10W
1/10W
R735
100k
Q706
1/10W
2SA1037AK-T146-QR
Q708
Q707
2SC2412K-T-146-R
R734 R730
1k
10k
1/10W
1/10W
R731
10k
1/10W
R741
4.7k
1/10W
R732
R752
Q710 10k
22k
2SC2412K-T-146-R 1/10W
1/10W
C711 R750
Q709
0.047 4.7k
2SC2412K-T-146-R 1/10W
16V
GND
G H I J
+12V
C713 C715
4.7
4.7
16V
16V
GND
AUDIO DAC
SMARTLINK_RX
FB700
0uH
C700
0.1
16V
GND
SMARTLINK_TX
RSTSW
ALRCK,ADO,ABCK,AMCK
- 26 -
K L M
AUDIO DAC SUPPLY OPTION
IC701
LM317LM
VIN NC
VOUT VOUT
R756
220
VOUT VOUT
1/10W
ADJ NC
R757
680
1/10W
DAC_AVDD
DAC_DVDD C704 C703
C712
0.1 4.7
XX
16V 16V
C702
0.1
16V
IC700
XWM8729ED/R
NOTE: C712 IS ONLY FITTED WHEN
L700 IS FITTED
ALRCK
LRCIN FORMAT
ADO
DIN DEM
ABCK
BCKIN MUTEB RSTSWB
R755
0
AMCK
MCLK VREFP
CHIP
R754
DGND VREFN
XX
DVDD VMID
VOUTR VOUTL DAC_L
C707
C706
4.7
0.1
AGND AVDD
16V 16V
DAC_R
~ B Board Schematic Diagram [ Audio DAC & Smartlink Switch ] Page 4/6 ~
N
+5V
L700
XX
C710
XX
GND