Yamaha HTR-6130, Руководство по обслуживанию

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CB261
JK261
CB202
IC201
JK266
W2004
W2003
CB203
CB204 CB274
W2351
W2001
JK266
JK201
IC202
IC202
A
1
2
3
4
5
6
7
8
9
10
B C D E F G H I J K L M N
RX-V363/HTR-6130
79
★ All voltages are measured with a 10M Ω /V DC electronic voltmeter.
★
Components having special characteristics are marked s and must be replaced
with parts having specifications equal to those originally installed.
★
Schematic diagram is subject to change without notice.
OPERATION 1/2
0
0 0
0 0
0
3.3
3.3
-29.4
-29.7
3.3
3.3
3.2
3.2
2.4
0
0
3.2
3.3
3.2
3.2
2.4
2.4
0
0
-1.3
2.4
-1.3 -1.3
2.4
0
0
0
0
-1.3
3.3
-29.3
-29.7
3.3
-29.5
-29.8
-29.5
-24.4 -24.4
-29.7 -29.7 -29.7 -29.7 -29.7 -29.7 -29.7 -29.7 -29.7 -29.7 -29.7 -29.7 -29.7 -29.7 -29.4 -29.4
-31.6 -29.6 -23.8 -23.7 -21.8 -23.7 -25.7 -23.7 -29.5 -25.5 -31.6 -21.7 -23.7 -29.5 -21.7 -29.6 -21.8 -23.7 -23.7 -16.1 -23.5 -21.8 -23.7 -29.6 -25.4 -27.6 -19.7 -23.6 -29.5 -25.5 -27.5 -21.6 -21.8 -17.9 -18.1 -19.9 -19.4 -24.4 -24.4
-29.3
-23.7
-21.7
-31.6
-25.5
-29.5
-23.7
-25.7
-23.7
-21.8
-23.7
-23.8
-29.6
-31.6
-29.7
-29.7
-29.7 -29.7 -29.7 -29.7 -29.7 -29.7 -29.7 -29.7 -29.7 -29.7 -29.7 -29.7 -29.7 -29.7 -31.8
-29.8
-25.5
3.3
-19.4
-24.9
3.3
0
3.3
-31.9
-28.4
-19.4
3.3
-16.1
-16.2
-16.2
-23.5 -21.8 -23.7 -29.6 -25.4 -27.6 -19.7 -23.6 3.3
-25.5
-23.7 -23.7 -21.8 -29.6 -21.7
-27.5
-21.6
-21.8
-17.9
-18.1
-19.9
-19.4
3.3
1.5
1.5
0
3.2
3.2
3.3
3.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3.3
0
52
Display
controller
Serial
receive
circuit
Digit
output
circuit
Clock
generator
DIG11/
SEG42
51
DIG12/
SEG41
50
DIG13/
SEG40
49
DIG14/
SEG39
48
DIG15/
SEG38
47
DIG16/
SEG37
46
DIG17/
SEG36
45
SEG35
XOUT 6
Vcc1 8
Vcc2 18
Vss 5
Vp 64
XIN
7
CS
SCK 3
SDATA 4
RESET 1
SEG00
44
9 SEG34
SEG26 17
19 SEG25 Segment
output
circuit
Display code
RAM
(8-bit x 60)
CGROM
(35 bit x 166)
CGROM
(35 bit x 16)
code
select
Code
write
Code/
command
control
circuit
DIG00 63
53 DIG10
2
data
timing
clock
dot data
write
scan pulse
Segment/
Digit
select/
output
circuit
IC201 : M66003-0131FP-R
18 digit 5 x 7 segment VFD controller/driver
IC202 : NJM4565M
Dual operational amplifier
8
2, 6
3, 5
1, 7
4
V+
–INPUT
+INPUT
V–
OUTPUT
OPERATION (1)
OPERATION (7)
OPERATION (11)
OPERATION (10)
OPERATION (6)
VFD
VIDEO
VIDEO
AUX
AUDIO
PORTABLE
to MAIN (1)_W103
P
age 81
I4
to DSP_CB408
Page 76 C7
to MAIN (4)_CB191
(R, K, A, B, G, E, F, L models)
Page 82 I4
to MAIN (4)_CB192
TUNING
AUTO/MAN’L
Page 82 J4
to OPERATION (2)_CB235
Page 80 F9