Yamaha HTR-5150 Manual de serviço - Página 19
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A
B
RX-V595a/HTR-5150/RX-V595aRDS
SCHEMATIC DIAGRAM (TUNER) B, G models
1
2
10.3
10.4
(0)
(11.6)
3
s23
0.1
(10.6)
VT
87.5MHz
1.7V
FM
98.1MHz
4.1V
108.0MHz
8.3V
531KHz
1.4V
1080KHz
AM
5.1V
1611KHz
7.4V
4
AM
bottom view
5
6
7
PIN CONNECTION DIAGRAM OF DIODES, TRANSISTORS AND IC's.
1SS355
2SC1740S(R,S)
1SS133
2SC535(A,B,G)
8
1SS176
UDZS5.6BTE-17
DTA114ES
2SC1815(Y)
DTC144ES
HSS104
MTZJ5.6B
Anode
Anode
B
C
Cathode
Cathode
E
67
C
D
E
Each voltage given here repressents that in the FM (98.1MHz STEREO) reception mode
but the one in the parentheses ( ) is that in the AM (1080kHz, MAN'L) reception mode.
DISCRIMINATOR BALANCE ADJ.
AM/FM IF
MONAURAL DISTORTION ADJ.
FM
11.0
9.4
(11.2)
(9.4)
2.5
7.6
3.1
(2.1)
(2.8)
(7.5)
5.0
5.1
(5.1)
(5.1)
4.3
(4.3)
s26
AM SENSITIVITY ADJ.
SIGNAL METER ADJ.
0
(9.4)
11.5
(0.2)
11.5
(11.6)
s23
0
(2.4)
0
(0)
(4.5) 0.5
0.1
(10.6)
0
(0)
REGULATOR
0
(0)
(2.4) 0
(0)
2.4
11.5
(0.2)
(4.9) 4.9
0
(0)
4.9
11.5
(4.9)
(11.6)
(1.0)1.1
0
(0)
(1.0)1.1
0
(0)
5.6
0
(0)
(5.6)
(5.1)
4.1
(0) 0
(2.5)
2.5
2.4 (2.4)
5.6
(5.6)
1
0
(0)
PLL
LA3401
LA1266
LC72131
LC72720N
12
24
G
F
MPX
s23
FM
0
(0)
0
2.8
2.8
(0)
(9.2)
(9.2)
s23
AM
0
(0)
4.9
(4.9)
0
(0)
SEPARATION ADJ.
s23
RDS DECODER
s31
s31
2
Point
2
(Pin12 of IC4)
Point
1
(Pin22 of IC2)
DC range
V : 2V/div
H : 50nsec/div
DC range
1 : 1 probe
V : 2V/div
H : 0.1µsec/div
0V
0V
SAMPLE 50us
2V
SAMPLE 0.1us
2V
2V
H
I
J
IC1 : LA1266
AM/FM IF
IC2 : LC72131
PLL Controller
IC3 : LA3401
MPX
IC4 : LC72720N
RDS Decoder
TO INPUT(1)
CB107
page 62
VDDA
3
I-8
VSSA
4
s
Lead Type
Lead Type & SMD
1SS133,
1SS355
MPX IN
2
D1, 2
21
1SS176,
DO
20
HSS104
CL
21
VD631600
VT33290
DI
22
22
MTZJ5.6B
UDZS5.6BTE-17
D3
CE
23
VG43770
VU17200
T1
7
T2
23
8
L1,2,3,4,5
T3
9
Vi54610
VU88950
T4
10
24
8.2P/50
8P/50
C3
VG27580
UB05080
25
0.01/16
0.01/50
C5,8,9,10,23,27
VF46730
UB04410
26
1000P/50
1000P/50
C11,15
VF46700
UB01310
• PK1 : ENV-172A4G1 (V2716700)
27
47P/50
47P/50
C16
VA46670
UB05147
28
C1
C11
39P
22P
29
0.047/16
0.047/50
C21,50,56
VJ59900
UB04447
R1
L9
100K
30
470P/50
470P/50
C38
VF46690
UB01247
C28
6P
31
330P/50
330P/50
C47,57
VG27860
UB01233
32
560P/50
560P/50
C48
VG27880
UB01256
1 : 1 probe
C32
0.01µ
1
2
3
All voltages are measured with a 10M Ω /V DC electric volt meter.
Components having special characteristics are marked
must be replaced with parts having specifications equal to those
originally installed.
Schematic diagram is subject to change without notice.
K
L
1
5
6
CLOCK
+
14
VDDD
PLL
RECOVERY
REFERENCE
(57kHz)
(1187.5Hz)
VOLTAGE
15
VSSD
VREF
57kHz
DATA
ANTIALIASING
SMOOTHING
bpf
19
RDS-ID
FILTER
FILTER
DECODER
(SCF)
18
SYNC
RAM
ERROR CORRECTION
SYNC/EC
CCB
(24 BLOCK DATA)
(SOFT DECISION)
CONTROLLER
24
SYR
CLK(4.332MHz)
MEMORY
CONTROL
TEST
SYNC
SYNC
DETECT-1
DETECT-2
OSC/DIVIDER
11 16 17
13
12
Q2
C8
2SC535
L7
L1
4P
DT2
DT3
SVC212
SVC212
Q1
R4
C3
C5
2SK439
150
0.75P
10P
L5
R19
R26
L4
0.47m
1.5K
L2
L3
DT1
R8
SVC212
10K
C24
C6
C7
47P
C2
C4
R3
7P
2.5P
15P
7P
100K
C10
R7
R27
27P
1M
390
R2
C30
C13
R5
R6
C31
C9
L8
100K
0.01µ
0.018m
0.018m
100K
100K
470P
R9
33
R20
R21
C29
C27
R12
R22
R23
330K
470
2P
0.018m
10K
330K
330
Q4
Q5
2SC461
2SC461
C16
C17
C19
2P
8P
5P
R10
4.7K
C18
27P
R24
R25
C15
L6
10
Q6
C26
C12
C25
C14
DT4
R13
R14
C20
C23
2SC461
0.01µ
0.018µ
0.01µ
47P
10K
1.8K
12P
15P
SVC212
4
5
6
7
8
and