Operation - Yamaha RX-V3800 Service Manual

A B C
RX-V3800/DSP-AX3800

OPERATION

1
ON/OFF
2 Page 140 J7
to FL (1)_W9004
CB801
INPUT SELECTOR
3
OPERATION (1)
4
5.0
2.9
2.9
0
0
5
VOLUME
6
OPERATION (2)
7
8
9
# 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.
10
130
D E F
CB805
Page 123 F1
to DSP_W5001
CB806
Page 129 D1
to FUNCTION (2)_W301A
Page 128 M3
to FUNCTION (2)_W301B
Writing port Page 134 C2
CB807
to A-VIDEO_W2002
CB803
Page 141 K3
to FL (2)_CB971
CB804
J2
to OPERATION (4)_CB810
OPERATION (3)
G H I
5.0
OPERATION (4)
IC802
4.3
5.0
4.3
0
4.3
0
5.0
OPERATION (5)
JK801 CB809
Page 140 J4
to FL (1)_W9002
JK802
PHONES
10.4 9.8
9.8
0
IC805
0
0
0
0.7
0
0
0.7
0
0
0
IC805
0
-10.0
-10.0
-10.6
10.4
OPTIMIZER
MIC
10.4
JK803
0 0
0
IC801
0
0
0
IC801
0
-10.6
J K L
E8
to OPERATION (3)_CB804
CB810 CB810
PROGRAM
Page 140 J6
to FL (1)_W9003
CB812
CB811
MASTER
ON/OFF
W801
OPERATION (6)
CB814
Page 142 G8
to NET_W603
OPERATION (7)
M N
IC801: NJM4565M
Dual operational amplifier
V+
8
2, 6
–INPUT OUTPUT
1, 7
+INPUT
3, 5
V–
4
IC802: SN74AHCT1G32DCKR
Single 2-input positive-OR gate
A 1 5 Vcc
B 2
GND 3 4 Y
IC805: BA15218F
Dual high slew rate, low noise operational amplifier
OUT1 1 8 V CC
– IN1 2 7 OUT2
1ch
– +
2ch
+ IN1 3 + – 6 – IN2
V EE 4 5 + IN2