Yamaha RX-Z1 Service Manual page 88

A B
RX-Z1/DSP-AZ1
SCHEMATIC DIAGRAM (FL)
1
2
3
4
5
FL
DISPLAY
0
0
6
7
0 0
8
REMOTE SENSOR INPUT SELECTOR
9
105
C D E
FL DRIVER
4.9 4.9 0
F G
# All voltages are measured with a 10MΩ/V DC electric 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.
4.9 4.9
-28.1 ~
-28.2 -28.2
4.9
-28.0
-28.5
FL DRIVER
H I J
IC901, 902: M66004MAFP-200C
FL Display Drivver
CS Serial
14
SCK receive
15
circuit
SDATA 16
RESET 13
XIN 21 Clock
generator
XOUT 20
K L
Display code
register CGROM
SEG00
(35-bit x 160) 59
(8-bit x 16)
Segment 33 SEG26
Code
write
output
31 SEG27
circuit
CGRAM
23 SEG35
(35-bit x 16)
Code/
command
RAM
control
write
circuit
18 P0
Output
port
(2 bits)
17 P1
Display
control
register code
select
12 DIG00
Digit
Display 1 DIG11
output
controller
DIG12
circuit 64
61 DIG15