Yamaha DSP-AX1/RX-V1 Service Manual page 71

A B
PRINTED CIRCUIT BOARD (Foil side)
1
There are two types of Tuner P.C.B. assembly for this model in terms of
construction of components.
One uses the Lead Type Device only and the other uses the Lead Type
device and Surface Mount Device (SMD).
These P.C.B. assemblies are interchangeable.
P.C.B. ASS'Y TUNER LIST
Model
RX-V1
RX-V1
2
MONAURAL
DISTORTION
ADJ.
DISCRIMINATOR
BALANCE ADJ.
3
FREQUENCY
STEP
(R,T only)
1
AM 24
ANT
GND
4
FM
ANT
W1
AM SENSITIVITY
ADJ.
5
Point o (Pin22 of IC2)
V : 2V/div
DC range
0V
2V
6
C
Markets Lead Type Lead & SMD
U, C V2518600 V2519300
A V2518800 V2519500
TUNER P.C.B. (Lead Type)
FROM: VIDEO (4)
SEPARATION
ADJ.
12
1
11
13
12
22
11
1
22
12
SIGNAL
9
METER
ADJ.
CIRCUIT CHANGES BY MARKET.
H : 0.1 µsec/div
J
1 : 1 probe
R48, 55, 57, 58, 60 X
T3 X
J41 O
J42 X
SW1 X
O : USED
X : NOT USED
SAMPLE 0.1us
D E
FREQUENCY
STEP
(R,T only)
AM
ANT
GND
FM
ANT
W1
U, C R, T A, B, G, L
X X O
X X O
O O X
X O X
X O X
F G
TUNER P.C.B. (Lead Type & SMD)
MONAURAL
(Lead Type Device)
DISTORTION
ADJ. DISCRIMINATOR
FROM: VIDEO (4)
BALANCE ADJ.
SEPARATION
ADJ.
1
12
1
13
24
22
1
22
9
AM SENSITIVITY
SIGNAL METER ADJ.
ADJ.
TUNER P.C.B. (Lead Type & SMD)
(Surface Mount Device)
H
DSP-AX1/RX-V1
11
12
11
12
E-83/J-75