Table of Contents
Advertisement
~KR-A5010
BLOCK DIAGRAM/CIRCUIT DESCRIPTION
Brock diagram
Q1~4
a6
1C4
1c3
Bln Eg EP
Q7,8
1c2
1c4
PHONO ©
ala
es
ee
SELECTOR
co ©
(x)
"eS
f—PLaY ©
Lree
©
A
a
TP
an
[7 PLAY ©)
B
rec
©
|
|
PHONES
VIDEO1/AUX ©
vineo2 ©
|
|
a
X14-2530-11
|
X14-2530-11
Circuit description
1. Description of Components
SUB UNIT (X13-619X-XX)
0-11:K,P
0-22:M,U, UE
0-71:X
2-71:E
Ref. No.
Part No.
Use/Function
Operation/Condition/Compatibility
Ici ~3| ANe554
Graphic equalizer amplifier
|
NJM2058D
pPC4574C
IC4
PST529C
Reset
ma Reset for microprocessor.
|
IC5
CXP5016-330S
| Microprocessor
IC6
LB1641
Motor driver
For volume control.
= 44
IC9
a NJM4558D
Buffer amplifier
For equalizer amplifier.
M5218P
Q1
2SC945(A)(Q,P) | Reset
Tor microprocessor.
2SC1740S(Q,R)
—
Q2
2SC945(AQ,P) | Buffer amplifier
For FL driver.
2SC1740S(Q,R)
2SA733(A(Q,P) | Switch
Channel space selector (M, U, UE type).
2SA933S(Q,R)
=
DTC124EN
Indicator drive
Point of volume control knob.
DTA124EN
Indicator drive
Light <STEREO> letter in FL.
_|
Q14
2SC2003(L,K)
[+ AVR
+5.6V.
2SB772
- AVR
-30V.
2SC2320(E,F}
Relay driver
Power supply ON/OFF.
Advertisement
Table of Contents
