
STR-DK5
13
13
STR-DK5
4-3. BLOCK DIAGRAM — KARAOKE SECTION —
• Signal path
: TUNER (FM/AM)
• R-ch is omitted due to same as L-ch.
TONE CONTROL
IC2000
MIC AMP
IC2004
MIC 1 AMP
IC2001
RV2000
MIC 1 VOL
RV2003
HIGH
J2000
MIC 1
KARAOKE
RV2002
MID
RV2001
LOW
MIX AMP
IC2350 (1/2)
AF AMP
IC2102
AF AMP
IC2101
L OUT
BUFFER AMP
IC2351
+9V
+K5V
+15V
RY2000
INVERTER
IC2301
KARAOKE CONTROL
IC2300
MIC AMP
IC2003
IC2120
ECHO
RV2109
KARAOKE
2
10
(MIC 1 TONE)
TONE CONTROL
IC2100
RV2103
HIGH
RV2102
MID
RV2101
LOW
(MUSIC TONE)
KARAOKE
MIC 2 AMP
IC2002
RV2050
MIC 2 VOL
RV2053
HIGH
J2050
MIC 2
RV2052
MID
RV2051
LOW
(MIC 2 TONE)
9
3
R-CH
36
1
34
4
33
10
35
32
RELAY
DRIVER
Q2000
+4V REG
Q2350
CN2506
D-LIGHT
SYNC OUTPUT
+9V
D+4V
L+R
-1
-2
3
L
4
R-CH
MIC
OUTPUT
J400
R
L OUT
IC2303
IC2302
Summary of Contents for STR-DK5 E
Page 57: ...57 STR DK5 MEMO ...