KEY MATRIX
M
L
FWD
GND
HEAD
M
MOTOR
FWD
Lch
REV
Lch
FWD-L
REV-L
Q808
Q806
Q807
Q805
FM SWITCH
AM SWITCH
FM
AM
FIX+B
VCO
AMIF
EO
Q303
Q302
LOOP FILTER
3 13
6 54 51
X601
4.5MHz
25
24
EO
AMIF
VCOIN
FM
AM
XI
XO
SL
FMSD
14
12
SYSTEM CONTROLLER
IC 601 (1/2)
PE5107A
SL
FMSD
Q804
9V REGULATOR
FIX+B
Q803
Q802
B.U
SYSPW
ILL+B
ILL+B
IL901-903
FM
OSC
Q201 Q202
FMTV
AM
OSC
AMIFC
VCO
FM+B
AM+B
TUN+B
FMSD
25
26
19 20
15 17
21
14
13
6
7
9
18
41
9 10
14 15
17
19
47
1
2
19
43
40
28
30
31
25
23
18
16
36
32
38
6
34
Q3
FM RF
T31
FM/AM MIX
Q31 CF51
FM/AM IF
CF52
FM IF
CF53
FM IF
T51
FMSL
AMSL
AMTV
AMRF/AGC
CF232 AM IF
FM/AM PROCESSOR
IC 1
PA4023B
FM PROCESSOR
IC 2 PA4024A
TUN-L
FIX+B
A
B
C
D
KEYBOAR
FM/AM TUNER UNIT
TUNER AMP UNIT
CN301
ANT
Q304
LW
LW
57
LW
CA
10
KEH-1940,1960
A
1
2
3
4
B
C
D
1
2
3
4
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
3.1 BLOCK DIAGRAM
Содержание KEH-1940
Страница 4: ...4 KEH 1940 1960 2 2 EXTERIOR ...
Страница 7: ...7 KEH 1940 1960 ...
Страница 8: ...8 KEH 1940 1960 2 3 CASSETTE MECHANISM ASSY ...
Страница 15: ...15 KEH 1940 1960 5 6 7 8 A B C D 5 6 7 8 SYSTEM CONTROLLER EQ AMP CASSETTE PCB D 73dBs A a A a A b D 3 5 4 ...
Страница 18: ...18 KEH 1940 1960 A 1 2 3 4 B C D 1 2 3 4 3 3 FM AM TUNER UNIT B 3 1 2 FM AM TUNER UN DSP 201M A11F B ...
Страница 19: ...19 KEH 1940 1960 5 6 7 8 A B C D 5 6 7 8 B R UNIT A ...
Страница 21: ...21 KEH 1940 1960 5 6 7 8 A B C D 5 6 7 8 A D B C CN1 CN901 SIDE A ...
Страница 22: ...22 KEH 1940 1960 A 1 2 3 4 B C D 1 2 3 4 A A TUNER AMP UNIT ...
Страница 23: ...23 KEH 1940 1960 5 6 7 8 A B C D 5 6 7 8 A SIDE B ...
Страница 24: ...24 KEH 1940 1960 A 1 2 3 4 B C D 1 2 3 4 4 2 FM AM TUNER UNIT B SIDE A B FM AM TUNER UNIT A ...
Страница 25: ...25 KEH 1940 1960 1 2 3 4 A B C D 1 2 3 4 B SIDE B B FM AM TUNER UNIT ...
Страница 38: ...38 KEH 1940 1960 7 2 2 DISPLAY CAW1568 SEGMENT COMMON ...