Service Manuals, User Guides, Schematic Diagrams or docs for : Yamaha RX RX-A3010 & V3071 RXA3010_SCHE_8_POW
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A B C D E F G H I J K L M N
RX-A3010/RX-V3071
POWER
1
2
3
Page 142 H8
to AMPPOWER (1)_CB193
AC IN
W2004A
W2004B
4
W2005
Page 142 M8
to AMPPOWER (1)_CB202
CB204 CB205 W2003A
W2003B
5 W2002
Page 145 E9
to VIDEO (3)_CB361
5 k-ohms
10 W
W2001
SUB- Page 135 M8
TRANSFORMER to DIGITAL1 (1)_CB947
IC205
6
IC203
IC201
7
IC204
Primary side ground
8
IC201: L6566BTR IC205: NJM431U
Multi mode controller for SMPS Adjustable precision shunt regulator
VREF SS AOMP VFF
10 14 9 15
15 uA 6.4V
TIME - OVPL
SOFT-START OVP
OUT LOW CLAMP OFF2 1 mA
HV 1 and +
and DISABLE
FAULT MNGT
7.7V
9 VOLTAGE Reference
LINE VOLTAGE
FEEDFORWARD
Q
REGULATOR voltages CS
LEB 7
Vcc 5 and Internal supply
ADAPTIVE UVLO UVLO 1.5 V
- + - + + -
Vcc VIn PWM OCP Vcc 1 2 3
UVLO_SHF
400 uA +
FMOD 6
REFERENCE ANODE CATHODE
- - Hiccup-mode
OCP logic 14V
+ 5.7V BURST-MODE
OCP2
4 GD
OSC 13 OSCILATOR R
Q DRIVER
MODE SELECTION S
MODE/SC 12 and
TURN-ON LOGIC
Notes)
ZERO CURRENT
TIME Safety measures
50 mV OUT OVPL
- DETECTOR
100 mV
ZCD 11 + 4.5V
OFF2 -
OVERVOLTAGE OVP
LATCH
PROTECTION + 8 GIS
IC_LATCH
10
AC_OK 16 - AC_FAIL
DISABLE
15 uA 0.450V
3V +
0.485V UVLO
3 Components having special characteristics are marked and must be replaced
GND
with parts having specifications equal to those originally installed.
Schematic diagram is subject to change without notice.
143
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