Yamaha DSP-AX1/RX-V1 User Manual

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DSP-AX1/RX-V1
REGULATOR
PLL
MPX
AM/FM IF
10.4
(0)
10.5
(11.5)
0.1
(10.6)
5.1
(5.0)
(4.4)
(0)
5.1
(5.2)
7.7
(7.6)
2.4
(1.1)
2.4
(1.1)
2.4
(1.1)
0
(0)
11.0
(11.1)
11.0
(11.1)
11.0
(11.1)
0
(0)
3.9
(3.7)
2.3
(2.2)
0
(2.1)
3.0
(2.8)
3.4
(2.1)
3.9
(3.5)
3.9
(3.5)
(1.9)
(3.5)
5.0
11.4
(11.5)
5.7
(5.7)
5.7
(5.7)
0
(0)
2.4
(0)
4.9
(5.0)
0
(2.5)
(0)
2.4
4.9
(5.0)
(1.0)
1.0
(1.0)
1.0
(5.0)
4.5
(0)
0
(0)
0
0.1
10.6
(0)
0
(0)
0
(0.2)
11.4
(0)
0
(0)
0
(0)
0
(0)
0
(2.5)
(2.5)
2.4
0
(11.5)
(11.5)
11.4
11.4
(0.2)
(1.5)
3.9
0
(10.5)
1.5
2.4
(1.1)
(2.8)
0
(2.2)
2.6
(2.0)
1.5
1.5
11.0
2.4
(11.1)
3.0
(2.8)
(2.1)
3.1
(3.1)
3.1
(3.1)
3.1
(3.1)
3.1
(3.1)
3.0
(3.0)
3.1
(3.1)
3.1
(3.1)
3.0
(3.0)
3.1
(3.1)
0
(6.9)
11.1
(11.2)
3.4
(3.6)
2.8
(7.0)
2.8
(5.2)
2.8
(5.2)
2.8
(9.1)
2.8
(2.8)
0
(0)
4.9
(0)
4.9
(5.0)
0
(0)
0
2.8
(9.1)
0
(0)
2.8
(9.1)
4.9
(4.9)
0
(0)
0
(0)
4.4
(5.2)
87.5MHz
98.0MHz
108.0MHz
1.9V
4.5V
7.8V
531KHz
1080KHz
1611KHz
1.3V
5.0V
7.3V
AM
FM
9
2.5
MONAURAL DISTORTION ADJ.
SIGNAL METER ADJ.
FM
DISCRIMINATOR BALANCE ADJ.
SEPARATION ADJ.
FM
AM
AM
(9.4)
9.3
0(0)
AM SENSITIVITY
VT
CIRCUIT CHANGES BY MARKET.
: USED
: NOT USED
bottom view
■ SCHEMATIC DIAGRAM (TUNER : RX-V1 only)
* All voltage are measured with a 10MΩ/V DC electric 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.
PK1 : ENV-172C8G1R (V2909100) U, C, R, T models
L11
L1
L10
C2
5P
C33
2200P
C32
2200P
DT1
MA372
D5
MA110
C5
5P
R3
100K
R4
22
R8
1K
L2
C13
0.018µ
L3
C31
1.5P
Q1
2SK360
R2
100K
R9
100
DT2
MA372
R5
100K
C8
5P
L5
R28
R7
680K
C10
27P
C9
470P
C29
2P
C17
9P
R15
Q2
2SC2620
L7
R19
10K
C24
47P
R23
330
R22
330K
C19
5P
R25
C23
15P
Q6
2SC2619
R17
10
C20
12P
Q4
2SC2814
C18
22P
R14
1.8K
R16
330
R13
10K
R12
10K
C27
L6
C15
0.2P
DT4
MA372
R10
2.7K
C14
82P
C12
0.018µ
C26
0.018µ
ANT
ANT2
GND2 GND3
VT
+B
IF OUT
OSC OUT
1 2 3 4 5 6 7 8
PK1 : ENV-172A4G1 (V2716700) A, B, G, L models
ANT
AGC
GND2 GND3
VT
+B
IF OUT
OSC OUT
C11
22P
C1
39P
L9
C28
6P
R1
100K
C2
15P
C31
0.01µ
C32
0.01µ
L1
C3
0.75P
DT1
SVC212
R2
100K
C4
7P
R3
100K
C5
10P
Q1
2SK439
R4
150
R8
10K
R26
1.5K
R27
390
L2 L3
R9
33
C30
0.018µ
C13
0.018µ
C6
7P
DT2
SVC212
DT3
SVC212
R5
100K
R6
100K
L8
C8
4P
L4
C7
2.5P
C10
27P
C26
0.01µ
C12
0.018µ
C14
47P
C25
0.01µ
R10
4.7K
C16
2P
DT4
SVC212
C15 L6
Q5
2SC461
R20
330K
R21
470
C29
2P
C27
0.018µ
R12
10K
C17
8P
Q4
2SC461
C18
27P
R13
10K
R14
1.8K
C9
470P
R7
1M
Q2
2SC535
R19
C24
47P
R23
330
R22
330K
C19
5P
C20
12P
R24
10
Q6
2SC461
R25
C23
15P
L7
1
2 3 4 5 6 7 8
L5
0.47µ
IF
BUFFER
20 18 11 13 10 1 2 3 5 6 7
IF
BUFFER
FM-IF Q.D.
V CC
12
FM-OUT
9
REG.
(TO 22PIN)
POST
AMP.
22 23 24 4 14 19 17 16
REG. OSC
OSC
BUFFER
NARROW
S-METER
AGC
S-
METER
LED
DRIVER
8
V DD
GND
21
RF MIX AM-IF DET
15
AM-OUT
AM-IF STRQ FM-IF FM-IN
IC1 : LA1266
AM/FM IF
IC2 : LC72131
PLL Controller
POWER
ON
RESET
XIN
q
!8
PD
AIN1
@2
XOUT
!6
FMIN
AMIN
r
DI
t
CL
y
DO
!7
VDD
@0
AOUT1
!9
!2
IFIN
!5
e
CE
@1
VSS
REFERENCE
DIVIDER
PHASE DETECTOR
CHARGE PUMP
UNLOCK
DETECTOR
UNIVERSAL
COUNTER
SWALLOW COUNTER
1/16,1/17 4BITS
1/2
12BITS
PROGRAMMABLE
DIVIDER
DATA SHIFT REGISTER
LATCH
u
i o !0 !1 !3
C
2
B
I/F
BO1
BO2 BO3
BO4
IO1
IO2
IC3 : LA3401
MPX
22 21
OSC
20
PHASE
COMPARATOR
19
VOL REG
18 17 16 15 14 13 12
PILOT DET
VCO
STOP
SYMMETRICAL
REACTANCE
CIRCUIT
FF FF
FF
38KHz
FF
19KHz ∠90°
FF
19KHz ∠0°
TRIGGER
LAMP
DRIVER
STEREO
SWITCH
80K
1 2 3 4 5 6 7 8 9 10 11
MUTING
FM AM CHANGE
VCC ON
MUTING
DECODER
MUTING CONTROL
FM AM CHANGE OVER
RA
1K
RC
RC
RB
RB
MUTING
OUTPUT
80K 1K
Point o (Pin22 of IC2)
V : 2V/div H : 0.1 µsec/div
DC range 1 : 1 probe
2V
SAMPLE 0.1us
0V
E-101/J-93
P-E94/J86
K-6

Yamaha DSP-AX1/RX-V1 Specifications

General

Brand	Yamaha
Model	DSP-AX1/RX-V1
Category	Amplifier
Language	English