Yamaha HTR-6063, Service Manual

Page: 114 / 144

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-V667/HTR-6063/RX-A700
114
OPERATION 1/2
★
All voltages are measured with a 10MΩ/V DC electronic voltmeter.
★
Components having special characteristics are marked ⚠ and must be replaced
with parts having specifications equal to those originally installed.
★ Schematic diagram is subject to change without notice.
IC401
CB405
CB406 CB471
W4001
W4402
CB472
JK471
W4401
W4002
IC471
W4421
JK472
IC471
W4003
W4012 W4011
CB473
CB401 CB402
W4013
CB407
-35.8 -35.8 -35.8 -35.8 -35.8 -35.8 -35.8 -35.8 -35.8 -35.8 -35.8 -35.8 -35.8 -35.8 -35.6 -35.6 -35.6 -35.6
-35.6
-31.6
-33.3 -27.2 -22.7 -29.2 -31.4 -31.3 -27.4 -27.1 -29.3
-11.9
0
3.3 3.3
3.3
3.3
3.4
3.3
3.3 3.3 3.3
0 0 0 0
0 0 0 0 0 0
0
0
3.1 3.3 5.0
0 0 0 0 0 0 0 12.2
-29.3 -29.2 -29.2
-33.5
3.3 -24.8
-38.5 -38.5 -38.5 -38.5 -38.5 -38.5 -38.5 -38.5 -38.5 -38.5 -38.5 -38.5 -38.5 -38.5 -38.1
3.3 3.3 0
-37.8 -31.1 -27.0 -25.0 -22.9 -28.7 -35.5 -35.4 -37.8 -31.5 -25.0 -22.9 -33.6 -31.6 -33.3 -27.2 -22.7 -29.2 -31.4 -31.3 -27.4 -27.1 -29.3 -29.3 -29.2 -29.2 -33.5 -37.8 -33.6 -27.0 -27.1 -27.1 -25.1 -27.3 -27.0
-29.0
-29.0 -29.0
-29.0
-38.1
3.3
5.0
2.9
2.9
0
0
0
0
0
0
3.3
0
0
0
0
0
12.2
12.2
12.2
12.2
0
11.9
3.3
3.3
5.0
0
0
0
0
0
12.2
0
0
0
0
0
-11.9
3.3
3.3
3.3
-37.6 -33.6
-22.9
-25.0
-31.5
-37.8
-35.4
-35.5
-29.3
-22.9
-25.0
-27.4
-31.2
-37.8
3.3
-35.7
-35.6
3.3
-27.1
-27.0
3.3
-29.3
-28.7
3.3
-27.4
-27.0
3.3
-31.2 -29.0
-33.6
-38.1
-31.1
3.3
-35.5
-35.6
3.3
-35.6
-35.6
3.3
-35.6
-35.6
-35.7
-35.5
-35.6
-33.6
-27.0
-27.1
-27.3
-27.1
-27.1
3.3
3.2
3.3
3.3
3.1
1.6
1.6
0
-25.1
-24.8 -29.0 -29.0
0 0
0
0
2.0
2.0
3.3
0
12.2
0
0
0
-11.9
0
0
5.0
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
IC401 : M66003-0131FP-R
18 digit 5 x 7 segment VFD controller/driver
2
data
timing
clock
dot data
write
scan pulse
Segment/
Digit
select/
output
circuit
IC471 : NJM4565M (TE1)
Dual operational amplifier
8
2, 6
3, 5
1, 7
4
V+
–INPUT
+INPUT
V–
OUTPUT
VIDEO AUX
VIDEO
AUDIO
OPERATION (6)
OPERATION (3)
OPERATION (1)
OPERATION (4)
OPERATION (10)
OPERATION (5)
PURE DIRECT
indicator
PURE
DIRECT
VOLUME
YPAO
MIC
HDMI Through/
iPod Change
indicator
VFD DRIVER
PHONES
SILENT CINEMA
(Power)
MAIN ZONE
To chassis
CATEGORY
CD
BD/DVD
TV
TUNING/CH
C, R, T, K, A, B, G, F, L models
U model
to OPERATION (2)_CB458
Page 115 J8
to DIGITAL (1)_CB914
Page 112 K8
to VIDEO (6)_CB333
Page 119 N9
to VIDEO (1)_W3401
Page 119 B5
Key detection for A/D port
Key input (A/D) pull-up resistance 10 k-ohms
Ohm
V
A/D conversion value
(3.3V=255)
KEY2 (138 pin)
0
0 − 0.15
0 − 11
−
+ 1.0 k
0.16 − 0.42
12 − 32
TUNING
>>
+ 1.0 k
0.43 − 0.70
33 − 54
TUNING
<<
+ 1.5 k
0.71 − 0.99
55 − 77
AM
+ 1.8 k
1.00 − 1.27
78 − 99
FM
+ 2.2 k
1.28 − 1.56
100 − 121
PRESET
>
+ 3.3 k
1.57 − 1.86
122 − 144
PRESET
<
+ 4.7 k
1.87 − 2.14
145 − 166
MEMORY
+ 6.8 k
2.15 − 2.39
167 − 186
INFO
+ 10.0 k
2.40 − 2.65
187 − 205
STRAIGHT
+ 22.0 k
2.66 − 2.91
206 − 226
PROGRAM
>
+ 68.0 k
2.92 − 3.17
227 − 246
PROGRAM
<
Ohm
V
A/D conversion value
(3.3V=255)
KEY1 (139 pin)
0
0 − 0.15
0 − 11
RADIO
(SCENE4)
+ 1.0 k
0.15 − 0.42
12 − 32
CD
(SCENE3)
+ 1.0 k
0.43 − 0.70
33 − 54
TV
(SCENE2)
+ 1.5 k
0.71 − 0.97
55 − 75
BD/DVD
(SCENE1)
+ 1.5 k
0.98 − 1.24
76 − 96
ZONE2
CONTROL
+ 2.2 k
1.25 − 1.53
97 − 119
ZONE2
ON/OFF
+ 3.3 k
1.54 − 1.84
120 − 142
INPUT
>
+ 4.7 k
1.85 − 2.22
143 − 163
INPUT
<
22.0 k
2.23 − 2.62
182 − 197
MAIN ZONE
(power)
33.0 k
2.63 − 3.04
198 − 209
TONE
CONTROL