Yamaha DVX-S60, Service Manual

Page: 50 / 108

DVR-S60/NX-SW60
50
DVR-S60
NX-SW60
Pin No.
1
2
3
9
14
17
4
10
13
16
5
11
12
15
6
7
8
20
22
23
24
26
27
28
37
29
38
39
40
41
42
64
65
72
73
74
75
76
77
78
79
80
70
DC Voltage
4.5V
4.5V
2.5V
4.5V
4.5V
4.5V
4.5V
-
4.5V
2.5V
2.5V
2.5V
4.5V
4.5V
4.5V
4.5V
4.5V
Description
BY-PASS:Lch and Rch output.
4ch:Dolby-prologic Lch and Rch output.
5.1ch:5.1ch output.
Master volume output for Cch/SLch/SRch/SWch.
Master volume input for Cch/SLch/SRch/SWch.
Cch (Dolby-prologic decode) output.
Output less when center-OFF and PHANTOM.
Surround signal (Decoded by modified BNR) output.
Monaural output (Except passing on false stereo).
Input signal from SW/VRSW output.
Sch output for false stereo.
SL/SRch output for false stereo.
Mic input.
Control signal input terminal from microcomputer.
Surround signal output before delay,selected by surround
mode.
Digital delay input.
Filter input of digital delay A/D,D/A.
Digital delay output. (Post filter output after D/A convert.)
Volume output after digital delay.
Karaoke output for echo.
Selector input ECHO OUT/S OUT.
Auto-balance amp. output.
Controled by adaptive matrix.
Get output rectified L/R balance of signsl source.
LTch,RTch input (Prologic mode)
Lch,Rch,Cch,SLch,SRch,SWch input (5.1ch mode)
VRSWch input terminal.
Analog voltage reference output. (4.5V)
Function
Lch output
Rch output
Cch volume output
SLch volume output
SRch volume output
SWch volume output
Cch volume input
SLch volume input
SRch volume input
SWch volume input
Cch output
SLch output
SRch output
SWch output
Sch monaural output
False stereo
Lch input
False stereo
Rch input
Microphone input
Serial data input
Serial data shift lock
input
Data request input
Surround signal
Output before delay
Delay input
LPF1 Input 1
LPF2 Input 1
LPF1 Input 2
LPF2 Input 2
LPF2 Output
Delay volume output
Echo output
DOSW Input
(Modified BNR input)
Auto-balance
Lch output
Auto-balance
Rch output
Lch,RTch,Lch,Rch,
Cch,SLch,SRch,
SWch,VRSWch
input terminal.
Reference output
Symbol
LOUT
ROUT
CVOLOUT
SLVOLOUT
SRVOLOUT
SWVOLOUT
CVOLIN
SLVOLIN
SRVOLIN
SWVOLIN
COUT
SLOUT
SROUT
SWOUT
SOUT
PSLIN
PSRIN
MICIN
DATA
SCK
REQ
DSEL IN
D IN
LPF1 IN1
LPF2 IN1
LPF1 IN2
LPF2 IN2
LPF2 OUT
DVOL OUT
ECHO OUT
DOSW IN
LT
RT
LIN
RIN
LTIN
RTIN
CIN
SLIN
SRIN
SWIN
/RSWIN
VREF
IC441~446 LM4766 (Audio Power Amplifier with Mute)
IC437 BU4066BCF (Quad Analog Switch)
IC435 M62464BFP (Dolby Pro Logic Surround Decoder with Discrete 5.1 ch Analog Input )
SWA
OUT / IN IN / OUT
SWD
OUT / IN IN / OUT
SWB
IN / OUT OUT / IN
SWC
OUT / IN IN / OUT
V
DD
14 I / O
1
1
C
1
13
C
4
12
I / O
4
11
10
O / I
3
9
I / O
3
8
O / I
1
2
O / I
2
3
I / O
2
4
C
2
5
C
3
6
V
ss
7
O / I
4
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
Vcc B
NC
+ In B
- In B
Mute B
GND B
NC
+ In A
- In A
Mute A
GND A
V
EE
Out A
Vcc A
Out B
7
3
-In A
8 +In A
Out A
Amp A
13
1
+In B
12
6 11
-In B
Out B Amp B
Mute
A
Mute
B
MAIN P.C.B.