Yamaha HTR-6150 Service Manual page 91

Av receiver/av amplifier
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A
B
C
OPERATION 1/2
1
2
3
OPERATION (9)
3.3
3.3
-29.0
-29.0
-29.0
4
PHONES
JK602
CB601
3.3
3.3
0
5
0
0
0
0
0
OPERATION (3)
0
1.3
1.1
IC601
6
11.6
JK601
OPTIMIZER
MIC
5.1
IC601
12.1
0
0
IC601
0
0
7
-11.8
8
Key detection for A/D port
9
Key input (A/D) pull-up resistance 10 k-ohms
U, C, R, T, K, A, G, E, F, L models
Ohm
0
+ 1.0 k
V
0–0.2
0.2–0.4
KEY
SPEAKERS
INPUT 0
A/B/OFF
(7 pin)
KEY
INPUT 1
(6 pin)
B model
Ohm
0
+ 1.0 k
V
0–0.2
0.2–0.4
KEY
SPEAKERS
INPUT 0
A/B/OFF
(7 pin)
KEY
10
INPUT 1
(6 pin)
D
E
F
-30.7
-30.7
-30.7
-30.7
-30.7
-30.7
-30.7
-30.7
VFD
-30.7
-30.7
-30.7
-30.7
-30.7
-30.7
IC603
-30.7
-30.7
-30.7
3.3
-30.7
1.5
-30.7
1.5
0
-30.7
-29.0
-30.7
0
-30.7
3.2
3.3
-29.0
3.2
-29.0
3.3
-29.0
-29.0
3.3
0
3.3
3.3
0
0
0
3.3
0
2.6
3.3
3.3
0.3
3.3
2.0
2.0
2.0
2.0
0
2.0
2.0
0
0
0
12.1
12.1
12.1
11.6
11.9
12.1
12.1
11.9
11.6
11.9
12.1
0
11.6
12.1
0
0
0
0
Page 96
H7
to VIDEO (6)_CB366
IC601: NJM4565M
Dual operational amplifier
+ 1.0 k
+ 1.5 k
+ 2.2 k
+ 2.2 k
+ 3.3 k
+ 4.7 k
+ 6.8 k
+ 10.0 k
+ 22.0 k
0.4–0.7
0.7–1.0
1.0–1.3
1.3–1.6
1.6–1.9
1.9–2.1
2.1–2.4
2.4–2.7
2.7–3.0
V+
8
EDIT
TONE
PROGRAM
PROGRAM
STRAIGTH
ZONE2
SYSTEM
A/B/C/D/E
BAND
PRESET/
CONTROL
<
>
EFFECT
ON/OFF
OFF
TUNING
INFO
PRESET/
PRESET/
2, 6
AUDIO
INPUT
INPUT
TUNING
ZONE
DIRECT
TUNING
TUNING
MEMORY
–INPUT
SELECT
>
<
AUTO/
CONTROL
<
>
+INPUT
MAN'L
3, 5
+ 1.0 k
+ 1.5 k
+ 2.2 k
+ 2.2 k
+ 3.3 k
+ 4.7 k
+ 6.8 k
+ 10.0 k
+ 22.0 k
0.4–0.7
0.7–1.0
1.1–1.3
1.3–1.6
1.6–1.9
1.9–2.1
2.1–2.4
2.4–2.7
2.7–2.9
V–
TONE
PROGRAM
PROGRAM
STRAIGTH
4
CONTROL
<
>
EFFECT
AUDIO
INPUT
INPUT
DIRECT
SELECT
>
<
G
H
3.3
3.3
-30.6
-30.6
-30.7
-30.7
-23.6
0
0
-27.2
0
0
-27.2
3.3
3.3
-30.9
-30.6
-30.6
-30.7
-30.7
VOLUME
BAND
INFO
TUNING AUTO/MAN'L
Page 90
L3
to DSP_CB83
IC603: M66003-0131FP-R
18 digit 5 x 7 segment VFD controller/driver
Display code
CGROM
RAM
(35-bit x 166)
(8-bit x 60)
Code
write
CGROM
CS
2
Serial
dot data
data
(35-bit x 16)
OUTPUT
receive
write
SCK
3
1, 7
Code/
SDATA
circuit
4
command
control
circuit
code
select
XIN
7
Clock
timing
Display
generator
clock
controller
scan pulse
XOUT
6
RESET
1
Vcc1
8
Vcc2
18
Vss
5
Vp
64
I
J
K
Page 89
K9
to DSP_CB71
W6006
Page 92
H8
to OPERATION (2)_CB703
CB604
W6005
OPERATION (7)
CB605
W6004
CB606
W6008
MAIN ZONE ON/OFF
(U, C, R, T, K, A, G, E, F,
L models)
STANDBY/ON (B model)
OPERATION (1)
W6007
44
SEG00
Segment
19
SEG25
output
17
SEG26
circuit
9
SEG34
45
SEG35
DIG11/
52
SEG42
DIG12/
51
SEG41
Segment/
DIG13/
Digit
50
SEG40
select/
DIG14/
49
output
SEG39
circuit
DIG15/
48
SEG38
DIG16/
47
SEG37
DIG17/
46
SEG36
63
DIG00
Digit
output
circuit
53
DIG10
L
M
N
RX-V563/HTR-6150/DSP-AX563
Page 95
E2
to VIDEO (1)_W3001
CB610
Page 94
E3
to MAIN_W401
OPERATION (8)
USB
CB607
OPERATION (6)
R, T, K, A, B, G, E, F, L models
AUDIO
VIDEO AUX
0
0
0
0
0
VIDEO
0
0
0
OPERATION (4)
R, T, K, A, B, G, E, F, L models
JK603
PORTABLE
AUDIO
VIDEO AUX
0
0
0
0
0
0
VIDEO
0
0
OPERATION (5)
U, C models
# All voltages are measured with a 10MΩ/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.
91

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