Service manual

RX-V595a/HTR-5150/RX-V595aRDS
P. C. B. ASS'Y TUNER LIST
Model Markets Lead Type Lead & SMD
RX-V595a/HTR-5150 U, C V2518600 V2519300
RX-V595a/HTR-5150 R, T/T V2518700 V2519400
RX-V595a/HTR-5150 A, L/A V2518800 V2519500
45
■ PRINTED CIRCUIT BOARD (Foil side)
•
U, C, R, T, A and L models
P. C. B. TUNER (Lead Type & SMD)
V : 2V/div
H : 0.1µsec/div
2V
SAMPLE 0.1us
Point
1
(Pin22 of IC2)
DC range 1 : 1 probe
0V
•
U, C, R, T, A and L models
P. C. B. TUNER (Lead Type)
Lead Type
● Semiconductor Location
Ref. No. Location
D1 C3
D2 C3
D3 D3
IC1 B3
IC2 C4
IC3 C3
Q1 B4
Q2 B4
Q3 B4
Q4 B3
Q5 C3
Q6 D3
Q7 C4
H
44
BACDEFG
1
2
3
4
5
6
There are two types of the Tuner P. C. B. assembly in this model:
One has only lead-type devices and the other has lead-type and surface-
mount (SMD) devices. These two P. C. B. assemblies are compatible.
R48
T3
J41
SW1
J42
R55
R57
R58
R60
U,C
R,T
A,L
:USED
CIRCUIT CHANGES BY MARKET.
:NOT USED
J
Lead Type & SMD
● Semiconductor Location
Ref. No. Location
D1 G5
D2 G5
D3 H4
IC1 F2
IC2 G3
IC3 G2
Q1 F3
Q2 F3
Q3 F3
Q4 F2
Q5 G2
Q6 H2
Q7 G3
13
TUL
TE
TUR
+12
METER
TMUTE
/ST
CE
DI
CLK
DO
DEST or Rdo
Rce
Rdi
Rclk
Rsyn
TO : INPUT (1)
FREQUENCY
STEP
(R,T only)
AM
ANT
FM
ANT
GND
SIGNAL
METER
ADJ.
AM SENSITIVITY
ADJ.
SEPARATION
ADJ.
DISCRIMINATOR
BALANCE
ADJ.
MONAURAL
DISTORTION
ADJ.
12
1
24
1
22
12
22
1
11
12
W1
11
1
(Lead Type Device)
(Surface Mount Device)
TUL
TE
TUR
+12
METER
TMUTE
/ST
CE
DI
CLK
DO
DEST or Rdo Rce
Rdi
Rclk
Rsyn
FREQUENCY
STEP
(R,T only)
AM
ANT
FM
ANT
GND
AM SENSITIVITY
ADJ.
SIGNAL
METER
ADJ.
SEPARATION
ADJ.
DISCRIMINATOR
BALANCE
ADJ.
MONAURAL
DISTORTION
ADJ.
22
1
11
12
W1
24
1
12
13
1
22
11
12
1
TO : INPUT (1)