Yamaha DVX-S200 Service Manual page 82

A B
DVR-S200/NX-P200
DVR-S200 SCHEMATIC DIAGRAM (MAIN 1/4)
1
Page 86 F4
to SUB (1) W2
2
Page 86 J5
to SUB (1) W6
3
4
5
6
CB119
PHI
Page 83 H3 Page 84 I3
or
to MAIN (3) W801 to MAIN (4) W861
7
Page 81 I1
to DIGITAL CB308
8
82
C D E
FL
D-AMP MODULE D-AMP MODULE
-12.7
-41.8
VIDEO1_L
INPUT SELECTOR
(ANALOG IN)
0
0
0
0
0 -7.4
0 0
0 7.4
0 0
0 0
0 0
0 0
0 0
FRONT_L
0 0 FRONT_L
0 0
0 0
0 0
0 0
FRONT_L
FL 11.8
0
0
0
0
2.5
0
0
2.5
0
4.8
0
0
0
0
0
0
FR
-11.9
SURL REAR_L
2.5
2.5
SURR
4.8
4.8
0
CENTER
VIDEO1_L
(ANALOG IN)
2.5
4.8
4.8
0
FRONT_L
F G
SURL
FR D-AMP MODULE
D-AMP MODULE
-12.8 -12.6
-41.8 -41.7
4.9
4.9
0
0
0
-0.5
0
DC DETECT
7.4
0
0
4.9
0
-0.5
-7.4
VIDEO1_L
4.9
(ANALOG IN)
0
-0.5
REGULATOR
4.9
11.9
10.5
0
VOLUME -6.3
2.5
0
2.5
2.5 0
2.5
0 0
2.5 0.1
4.9
FL
11.7
0
4.8
0
4.9
0
0
0
-11.8
0
0
0
FR
11.7
2.5
0
2.5
0
2.5
2.5
0
0
2.5 0
4.9
0
30K
0
0
SURL
0 4.9 0
0
0
0
0
0
0
30K
0
0
0
-11.8
SURR
2.5 11.7
0
2.5
0
2.5
2.5
0
0
2.5 0
2.5 4.9
0
C
0
0
0 4.9
0
0
0
0
0
0
0
30K
0
0
0
-11.8
Page 81 B1
to DIGITAL CB301
H I
D-AMP MODULE C
SURR
-12.8 -12.8
-41.7 -41.8
4.9
FRONT_L
-0.5
0
CENTER
4.9
-0.5
0
4.9 REAR_L
-0.5
0
4.9
0
0
5.0
4.9
4.9
0
0
MUTE
0
-11.8
0
-11.8
4.9
0
4.8
Page 85 A3
to MAIN (2) W301
J K
IC101 : BD3841FS
9ch Function Switch
32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17
LOGIC
F-SW1: INPUT FUNCTION 1
F-SW2: INPUT FUNCTION 2
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
IC103, 111–113 : µPC4570G2
IC109 : TS7ST08F
Dual OP-Amp
AND
1 IN B 1 5 VDD
OUT 1 8 +V CC
–IN 1 2 7 OUT 2
+ – + –
IN A 2
+IN 3 6 –IN
1 2
–V CC 4 5 +IN 2 VSS 3 4 OUT X
IC106–108 : YAC520-EE2
Stereo Digital Volume Controller
VREF
+
–
LIN2 12
LIN1 11 9 LOUT
VREF
256
GENERATOR
& VREF
8
RESET
PULSE
Page 86 C4
GENERATOR
DVSS 4
to SUB (3) CB363 17 ICN
DVDD 3 L TE
ZERO 16
CONTROL
CROSS REGISTER 18 ZCEN
DETECTION
AVSS 5 R 2 SDATAO
S/P 20 SDATAI
AVDD 6 16
REGISTER
19 CSN
1 SCLK
256
RIN1 15 7 ROUT
RIN2
14
–
+
Page 86 C1 VREF
to SUB (3) CB361
X : NOT USED
EUROPE
* All voltages are measured with a 10M Ω /V DC electronic volt meter.
* Components having special characteristics are marked Z and
must be replaced with parts having specifications equal to those
originally installed.
* Schematic diagram is subject to change without notice.
L