DSP-R495/RX-V495/RX-V495RDS/HTR-5140/HTR-5140RDS
P. C. B. ASS'Y TUNER LIST
Model
Markets
Lead Type Lead & SMD
DSP-R495
J
V2518500
V2519200
RX-V495/HTR-5140
U, C
V2518600
V2519300
RX-V495/HTR-5140
R, T/T
V2518700
V2519400
RX-V495/HTR-5140
A, L/A
V2518800
V2519500
RX-V495RDS/HTR-5140RDS B, G/G
V2518900
V2519600
41
■
PRINTED CIRCUIT BOARD (Foil side)
•
B and G models
P. C. B. TUNER (Lead Type)
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)
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
SAMPLE 0.1us
2V
SAMPLE 50us
2V
2V
V : 2V/div
H : 50nsec/div
Point
1 (Pin22 of IC2)
DC range
1 : 1 probe
0V
V : 2V/div
H : 0.1
µ
sec/div
Point
2 (Pin12 of IC4)
DC range
1 : 1 probe
0V
V : 2V/div
H : 0.1
µ
sec/div
2V
SAMPLE 0.1us
Point
1 (Pin22 of IC2)
DC range
1 : 1 probe
0V
•
J, U, C, R, T, A and L models
P. C. B. TUNER (Lead Type)
J, U, C, R, T, A and L models
●
Semiconductor Location
B and G models
●
Semiconductor Location
Ref. No.
Location
There are two types of P. C. B. Assembly Tuner for these models in items 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.
Lead & SMD : See page 42~43, PRINTED CIRCUIT BOARD
P. C. B. TUNER (Lead Type & SMD)
Ref. No.
Location
H
40
B
A
C
D
E
F
G
1
2
3
4
5
6
R48
T3
J41
SW1
J42
R55
R57
R58
R60
U,C
R,T
A,L
:USED
CIRCUIT CHANGES BY MARKET.
:NOT USED
J