Schematic Diagram (Operation) - Yamaha RX-V795a Service Manual

A B

SCHEMATIC DIAGRAM (OPERATION)

1
P-E67/J57 P-E70/J60
I-6 I-4
2
3
-22.5
-29.6
4
8.8 5.6
0.6
0.6
0
4.9
4.4
5
4.9
FULL MUTE DRIVE -11.4
8.8 8.8
8.1
5.7 6.3
0
6
7
8
C D E
-28.1
4.7
5.6
4.9
4.9
5.6
-27.8
-27.8
-28.0
-27.9
-27.9
-27.9
-27.9
DISPLAY DRIVE
-27.9
-27.9
RESET
-27.9
4.8
0
0
0
0
F G
-28.1
4.7 4.7 4.7
-27.8 -27.8 0
-28.9
-23.6
-28.8
SYSTEM CONTROL
H I
P-E66/J56
H-8
CIRCUIT CHANGES BY MARKET.
IC102 : LC75710NE
FL Display Driver
Other IC
IC102 : LC75712E → See page E-35
* All voltage are measured with a 10M Ω /DC electric volt meter.
* Components having special characteristics are marked Z and
must be replaced with parts having specifications equal to those
originally installed.
* Schematic diagram is subject to change without notice.
OPERATION
J K
RX-V795a/RDS/HTR-5170/DSP-R795a
: NOT USED
E-68/J-58