Yamaha RX-V100D Service Manual page 56

A B C
RX-V100D
SCHEMATIC DIAGRAM (OPERATION)
1
2
-26.2
-24.2
-22.5
-28.1
-24.3
-28.1
-24.4
3 -24.3
-20.7
-18.9
-18.9
-26.3
-17.0
-26.2
-18.9
-26.2
-26.2 -26.2
-26.2
4
VOLUME
INPUT SELECTOR
IR REMOTE
5
TONE CONTROL/
DSP PROGRAM
6
7
OPERATION (1)
8
9
10
# All voltages are measured with a 10MΩ/V DC electronic volt meter.
# 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.
56
D E F
FL DISPLAY
-26.1 -24.4
-22.6
-26.3
-24.4
-24.4
-22.6
-20.7
-24.4
-26.1
4.8
2.1
FL DRIVER
2.1
-22.5 -18.9
0
4.8
4.8
4.8
4.8
KEY
Page 59 I8
to SUBTR (2)_CB456
G H I
AC5.6
to POWER
TRANSFORMER
POWER SW
OPERATION (2)
OPERATION (3)
Page 55 J3
to FUNCTION_CB309
J K L
OPERATION (5)
IC801: M66003-0131FP
FL Display Driver
Display code
RAM CGROM
(35 bit x 166)
(8-bit x 60)
Code
write
CGROM
CS 2 Serial dot data
data write (35 bit x 16)
receive
SCK 3 Code/
circuit
SDATA 4
command
control
circuit
code
select
XIN 7
Clock Display
timing
generator clock
XOUT controller scan pulse
6
RESET 1
Vcc1
8
Vcc2 18
Vss 5
Vp 64
M N
44 SEG00
Segment 19 SEG25
output
17 SEG26
circuit
9 SEG34
45 SEG35
DIG11/
52
SEG42
DIG12/
51
SEG41
DIG13/
Segment 50
digit SEG40
select/ DIG14/
49
SEG39
output
circuit DIG15/
48
SEG38
DIG16/
47
SEG37
DIG17/
46
SEG36
63 DIG00
Digit
output
circuit
53 DIG10