16
16
HCD-RV2/RV5/RV6
6. BLOCK DIAGRAM — TUNER, POWER SECTION —
IC901
EVER+4V
UNREG+12V
IC683
+12V
IC684
RY901
D911
JW911
F919
+9V
+7V
VF1
VF2
+B
-B
IC685
+5V
IC681
D686
D667
D668
D663
D664
IC601 (2/3)
SYSTEM CONTROL
A+5V
+4V
FAN+B
+3.3V1
+3.3V2
+3.3V3
A+2.5V
A+3.3V1
A+3.3V2
A+4.5V
IC201
IC202
IC682
IC661
VP
-30V
REG
Q911
RELAY
DRIVE
Q901
POWER
SWITCH
Q681,682
BUF
Q661
MUTE
Q103
FM IF
BUF
Q101
+B
SW
Q101
R-CH
L-CH
+12V
CF102
IC101
AM/FM IF MIX
CF101
FM+B
DO
DI
CL
CE
DO
+12V
DI
CK
CE
X101
4.5MHz
X601
32.768KHz
X602
18MHz
2
1
6
5
JW1
JW4
JW6
S901
120V 220V 240V
VOLTAGE SELECTOR
JW3
RB101
10
11
12
AC IN
FM75
Ω
G
AM
8
1
3
4
IF OUT
F OUT
VT
ANT IN
1
3
+4V
REG
IFT101
IC102
PLL
D108
RV101
T901
SUB TRANS
T911
POWER TRANSFOMER
D542
D681-684
D687-690
D543
POWER
AMP
SW901,JW911,F919:E3,EA,JE,MY,SP ONLY
JW1,JW3,JW6:TH ONLY
D902-905
+3.3V
REG
Q581
+4.5V
REG
Q201
JK101
ANTENNA
FM TUNER
FE101
•Signal Path
•R-ch is omitted due to same as L-ch.
: FM
(Page 19)
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
5
1
3
6
7
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299