Yamaha DSP-AX863SE Service Manual page 113

A B C
FUNCTION 2/2
1
FUNCTION (9)
2
10.8
0 0
IC220
0
CB247
3
0
0
IC220
0
-10.4
4
FUNCTION (6)
5 CB297
Page 116 K5 Page 117
to VIDEO (1)_CB304 to VIDEO (2)_CB355
CB296
6
4.9
0 5.2
5.2
7
0
0 0
0
5.2
9.6
0
W2501 0
0
0
0
0.8
8
0.1
CB251
4.2
9.1 0
9
4.2
AC8.3
To POWER TRANSFORMER
10
D E F
FUNCTION (5)
B model
Page 112 J4
to FUNCTION (1)_CB243
POWER CABLE
(U, C, R, T, K, A, B, G, E, F, L models)
I7
To POWER TRANSFORMER
(J model)
CB254 CB255
CB256 CB257
(0.3)
(0.3)
(7.5) 0.2
0
(0)
(0)
(7.7)
(1.0)
(7.7) (7.7)
0 0 IC251 (0.9) (3.6)
(0) (0)
4.8 9.6
(7.5) (0)
0 (0) (3.9) (7.7) (0) (0)
4.8 9.6
0
(0) (0)
(3.9)
0
(0)
Primary side ground
0 4.8
IC253 4.8
3.9 12.5
12.5
(0)
0
0
4.8
0.1 12.5
0
0.1 12.5
FUNCTION (3)
G H I
FUNCTION (2)
J model
AC IN
FUNCTION (4)
R, L models
VOLTAGE
SELECTOR
CB263 CB264
VOLTAGE SELECTOR
230-240V 1-2/5-6
220V 2-3/6-7
110V 3-4/7-8
120V 4-5/8-1
To POWER TRANSFORMER
To POWER TRANSFORMER
J K L
IC252: TC4013BP
IC220: BA15218F
Dual D-type flip flop
Dual high slew rate, low noise operational amplifier
RESET1 4
OUT1 1 8 V CC
SET1 6
DATA1 5
– IN1 2 7 OUT2
1ch CL CL
– +
CL
CL
2ch
CLOCK1 3 CL
+ IN1 3 6 – IN2
+ –
CL
10
RESET2
V 4 5 + IN2
EE
SET2 8
9
DATA2
CL
CL
CL CL
CLOCK2 11 CL
CL
V SS 7
14
VDD
INPUTS OUTPUTS
RESET SET DATA CK Qn + 1 Qn + 1
L H * * H
H L * * L
H H * * H
L L L L
L L H H
L L * Qn˙ Qn˙
# 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.
M N
RX-V863/HTR-6180/DSP-AX863SE/DSP-AX863
1 Q1
2 Q1
Q1 1 14 VDD
13 Q2
Q1 2 13 Q2
12 Q2 CK1 3 12 Q2
RESET1 4 11 CK2
DATA1 5 10 RESET2
SET1 6 9 DATA2
Vss 7 8 SET2
L
H
H
H
* : Don't care
L : Level change
˙ : No change
113