Kenwood KDC-MP333V Service Manual page 25

P
to DC CORD
(F52-0023-05)
12 13 14 15 16
F1 (10A)
5 4 3 2 1
IC1
C1
3300u16
+
D1
12
14
15
SERVO
+B AVR
14V SW
Q1
Q3
Q2
R1
1K
13
4.6V
0V
9
Q
POWER SUPPLY IC
+B
Q4,5 Q6 Q9,10
VFD DRIVER VFD DRIVER SURGE
+B & +B & PROTECT
LED AVR LED SW for IC2
Q4
R81
1
Q6
R2
Q5
680
POWER SUPPLY IC
IC2
5V
0V
1 14.4V
L2
2 VIN
SWOUT 3 0V
4 GND
VOS 5
SS Q11
5V 87
0V
8
Q11
CONTROL SW for IC2
DC OFFSET
DET SW
Q202 W210 R212
22K
Q201
Q203
DC OFFSET
DET
R
10V
VDD
4.3V
2V
0V
4.6V VDD
2.3V
0V
Q7
Q9
TP520
Q10 NON
BACK-
R7
UP
5V SW
47
D4
61
91
Q8
90
CONTROL SW
for IC1
93
CAUTION : For continued safety, replace safety
critical components only with manufacturer's rec-
ommended parts (refer to parts list).
Indicates safety critical components. To re-
duce the risk of electric shock, leakage-current or
resistance measurements shall be carried out
(exposed parts are acceptably insulated from the
supply circuit) before the appliance is returned to
KDC-MP333V/MP333VS (1/2)
the customer.
• DC voltages are as measured with a high
impedance voltmeter. Values may vary slightly
due to variations between individual instru-
ments or/and units.
S
KDC-MP333V/MP333VS
2SB1565
DTA144EUA
DTC114YUA
2SA1036K
2SA1576A
2SC4081 DTC124EUA
UMC2N DAN202U
DA204U 3SK126-F
X34-4700-20 (4/4)
T
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