Block Diagram And Schematic Diagram; Tuner Amp Unit - Pioneer KEH-1033 Service Manual

1

3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM

A
3.1 BLOCK DIAGRAM
A

TUNER AMP UNIT

TUNER UNIT
B
AM RF
Q1
L2
D1
C
1 3 4 2
CN100
LPF
1
ANT.
2
D
9 16
CASSETTE MECHANISM
E
HD1
HEAD
F
16
1
2
2nd IF 450kHz
CF3
CF2
CF4
49
51
52
53
54
55
AM IFT2
CF1
56
57
58
FM/AM
59
IFT1
60
62
63
FM RF
64
L5 Q2 L6 L7
1 2
VC1
D2
VC2
FM OSC
11 5 8 7
Q102
Q150
1 20 7
PLL
IC150 LC72135M
15
CN200
LCH
1 1
3 3
S1
TAPE/TUN
8 8
7 7
6 6
5 5
S2
MUTE
2 2
1 1
M
MOTOR+
M1
CN250
MOTOR ASSY
2
3
AM IFT3 TP1
T1 FM DET
46 45 37 36 35 34
IC 1
OSC/MIX/IF AMP/AGC
DET/SNC/MRC/MPX
4 5 7 10 15 16
VC3 L8 L9
VC4
AM OSC
12 13 14
COM9V
14 13
Q151
C E
B.U5V
Q250
B.U14V
Q251
KEH-1033/XM/EW
3
4
32
31
30
29
28
Q3
27
26
24
23
X2
20
VR2
19
17 16 15 9 6 18 10
COM9V
EQ-AMP
IC200
7
BA4560F
5
4
30
ST
29
SD
76
SL
36
SW5V
53
MOTOR
46
TAPE IN