Tuner - Yamaha RX-V396 Service Manual

A B
I SCHEMATIC DIAGRAM [TUNER] J, U, C, R, T, B and G models
1
2
10.4 10.5
(0) (11.5)
s23
3
0.1
(10.6)
U, C, R, T, A, B, G, L
models
VT
87.5MHz 1.9V
FM 98.0MHz 4.5V
5.1
108.0MHz 7.8V
(5.2)
531KHz 1.3V
1080KHz
AM 5.0V
1611KHz
7.3V
J model
VT
4
76.0MHz 1.6V
FM 83.0MHz 4.1V
90.0MHz 8.1V
531KHz 1.4V
AM 1080KHz 5.1V
1611KHz
7.4V
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 DTA114ES 2SC1815(Y)
UDZS5.6BTE-17
DTC144ES
HSS104
MTZJ5.6B
Anode
Anode
B
Cathode C
Cathode E
C D
E
Each voltage given here represents that in the FM (83MHz: J model or 98.1MHz:EX model 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 (11.1)
9.3 s15
7.7 (7.6)
(9.4) (2.1)
2.4
3.0
(5.2) (2.8)
5.1
4.4
(4.4)
s26
AM
AM SENSITIVITY
SIGNAL METER ADJ.
(11.5)
0
11.4
(0.2)
11.4 (11.5)
s23
2.4
(0) 0 (0)
(5.0) 0.1 10.6
4.9
0 (0)
(2.5) 0 0 (0) REGULATOR
(0) 2.4 11.4 (0.2)
(5.0) 0 (0)
4.9 5.0 11.4
(5.0) (11.5)
(1.0) 1.0
0 (0)
(1.0) 1.0 0 (0)
5.7
(5.0) 4.5 (0)
0 (5.7)
(0) 0
(2.5) 2.5 2.4 (2.5)
5.7
(5.7)
1
0
(0)
PLL
Point 1 (Pin22 of IC2)
V : 2V/div H : 0.1µsec/div
LA3401
LA1266
LC72131
0V
12
24
2V
G
F
MPX
s23
FM
0 (0)
0 2.8 (9.1)
(0) (9.1) 2.8
s21
AM
(0) 0
4.9
(4.9)
0 (0)
SEPARATION ADJ.
DC range 1 : 1 probe
SAMPLE 0.1us
H I
IC1 : LA1266 IC2 : LC72131
AM/FM IF PLL Controller
IC3 : LA3401
MPX
RD25647
RD25722 RD25722 RD25722 RD25610
RD25775 RD25775 RD25775 RD25818
• PK1 : ENV-142C2G1R (V2909000) J model
RD25827 RD25827
RD25827
RD25810 RD25810
L11 L1
RD25710 RD25710 RD25710 RD25827
C2
10P
L10
:USED
:NOT USED
1 2 3 4
• PK1 : ENV-172C8G1R (V2909100) U, C, R, T models
TO INPUT(1)
CB107
page E-60/J-56
I-8
L11 L1
C2
5P
L10
s Lead Type Lead Type & SMD
1SS133, 1SS355
D1, 2
21 1SS176,
HSS104
VD631600 VT33290
22 MTZJ5.6B UDZS5.6BTE-17
D3
VG43770 VU17200
23
L1,2,3,4
Vi54610 VU88950
24 8.2P/50 8P/50
C3
VG27580 UB05080
1 2 3 4
25 0.01/16 0.01/50
C5,8,9,10,23,27
VF46730 UB04410
26 1000P/50 1000P/50
C11,15
• PK1 : ENV-172A4G1 (V2716700) A, B, G, L models
VF46700 UB01310
27 47P/50 47P/50
C16
VA46670 UB05147
28
C1 C11
39P 22P
29 0.047/16 0.047/50
C21,50
VJ59900 UB04447
R1 C2
L9
100K 15P
30 470P/50 470P/50
C38
VF46690 UB01247
C28
6P
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.
J K
DSP-R396/RX-V396/RX-V396RDS/HTR-5230/HTR-5230RDS
Q2
C8
Q1 R4 2SC2620 L7
5P
C5 2SK360 22
7P
DT2
L5 R19
MA372
R8 10K
L2 L3
1K
DT1
D5
MA372
MA110 C32 R28
R3 C31 C24
2200P 1K
100K 7.5P 47P
C33
C13 R5 C10 R7
2200P
0.018µ 100K 27P 390K
C9
C29
470P
R9 2P
100
R2
100K
R15
C27 R12 R22 R23
R16
0.018µ 10K 330K 330
330
Q4
C17 C19
2SC2814
10P 5P
R10
2.7K
C18
DT4
27P R17
MA372
C15 10 R25
0.3P L6
Q6
C14
C26 C12 R13 R14 C20 2SC2619 C23
100P
0.018µ 0.018µ 10K 1.8K 39P 15P
5 6 7 8
Q2
C8
L7
Q1 R4 2SC2620
C5 5P
2SK360 22
5P
DT2
L5
MA372 R19
R8
L2 L3 10K
1K
DT1
D5
MA372
MA110 C32
R3
C31 R28 C24
2200P
100K 1.5P 47P
C33
2200P C13 R5 C10 R7
0.018m 100K 27P 680K
C9 C29
470P 2P
R9
100
R2
100K
R15
C27 R12 R16 R22 R23
10K 330 330K 330
Q4
C17 C19
2SC2814
9P 5P
R10
2.7K
C18
DT4
22P
MA372 R17
R25
C15 10
L6
0.2P
Q6
C26 C12 C14 R13 R14 C20 2SC2619 C23
0.018µ 0.018µ 82P 10K 1.8K 12P 15P
5 6 7 8
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
C4 R3 7P 2.5P
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 R22 R23
330K 470 R12
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
E-66/J-62