![background image](http://html.mh-extra.com/html/sony/hcd-rx80/hcd-rx80_service-manual_420871057.webp)
– 81 –
IC901
LA5617 (MAIN BOARD)
IC1502 LB1641 (MAIN BOARD)
ON/OFF
CURRENT
LIMITER
START
CIRCUIT
VREF
OVER HEAT
PROTECT
ON/OFF
CURRENT
LIMITER
1
2
3
4
5
6
7
8
9
10
VCC
VMUTE
VCC
VREF
ERROR
AMP
VREF
ERROR
AMP
VO1
VCC
CN1
EN
EN DISPLAY
GND
NC
CN2
VEE
VO2
~
_1.8V
~_
140uA
COMPARATER
1
2
3
4
5
6
7
8
9
10
GND
MOTOR
DRIVE
NOISE
FILTER
CLAMP
FWD.IN
REV.IN
VCC 1
VCC 2
NOISE
FILTER
MOTOR
DRIVE
MOTOR
DRIVE
MOTOR
DRIVE
T.S.D
O.C.P
FWD/REV/STOP
CONTROL LOGIC
Summary of Contents for HCD-RX80
Page 5: ... 5 SECTION 1 GENERAL This section is extracted from instruction manual ...
Page 6: ... 6 ...
Page 7: ... 7 ...
Page 8: ... 8 ...
Page 9: ... 9 ...
Page 10: ... 10 ...
Page 11: ... 11 ...
Page 12: ... 12 ...
Page 13: ... 13 ...
Page 14: ... 14 ...
Page 15: ... 15 ...
Page 16: ... 16 ...
Page 17: ... 17 ...
Page 18: ... 18 ...
Page 19: ... 19 ...
Page 20: ... 20 ...
Page 21: ... 21 ...
Page 38: ......
Page 39: ......
Page 41: ......
Page 42: ......
Page 43: ......
Page 44: ......
Page 45: ......
Page 46: ......
Page 47: ......
Page 48: ......
Page 49: ......
Page 50: ......
Page 51: ......
Page 89: ......
Page 90: ......