Service manual

RX-V595a/HTR-5150/RX-V595aRDS
43
H
42
BACDEFG
1
2
3
4
5
6
P. C. B. ASS'Y TUNER LIST
Model Markets Lead Type Lead & SMD
RX-V595aRDS B, G V2518900 V2519600
Lead Type
● Semiconductor Location
■ PRINTED CIRCUIT BOARD (Foil side)
•
B and G models
P. C. B. TUNER (Lead Type & SMD)
SAMPLE 0.1us
2V
SAMPLE 50us
2V2V
V : 2V/div
H : 50nsec/div
Point
1
(Pin22 of IC2)
DC range 1 : 1 probe
0V
V : 2V/div
H : 0.1µsec/div
Point
2
(Pin12 of IC4)
DC range 1 : 1 probe
0V
•
B and G models
P. C. B. TUNER (Lead Type)
Lead Type & SMD
● Semiconductor Location
Ref. No. Location
D1 G5
D2 G5
D3 H4
IC1 F2
IC2 G3
IC3 G2
IC4 H3
Q1 F3
Q2 F3
Q3 F3
Q4 F2
Q5 G2
Q6 H2
Q7 G3
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.
(Lead Type Device)
(Surface Mount Device)
TUL
TE
TUR
+12
METER
TMUTE
/ST
CE
DI
CLK
DO
DEST or Rdo
Rce
Rdi
Rclk
Rsyn
SEPARATION
ADJ.
MONAURAL
DISTORTION
ADJ.
AM
ANT
FM
ANT
GND
SIGNAL
METER
ADJ.
AM SENSITIVITY
ADJ.
DISCRIMINATOR
BALANCE ADJ.
22
1
11
12
13
12
1
24
1
22
12
11
W1
12
1
13
24
1
2
TO : INPUT (1)
Ref. No. Location
D1 C3
D2 C3
D3 D3
IC1 B3
IC2 C4
IC3 C3
IC4 D3
Q1 B4
Q2 B4
Q3 B3
Q4 B3
Q5 C3
Q6 D2
Q7 C4
TUL
TE
TUR
+12
METER
TMUTE
/ST
CE
DI
CLK
DO
DEST or Rdo Rce
Rdi
Rclk
Rsyn
AM
ANT
FM
ANT
GND
AM SENSITIVITY
ADJ.
SEPARATION
ADJ.
DISCRIMINATOR
BALANCE
ADJ.
MONAURAL
DISTORTION
ADJ.
W1
SIGNAL
METER
ADJ.
24
1
12
13
22
1
11
12
1
22
11
12
13
24
12
1
1
2
TO : INPUT (1)