
7 - 2
7 - 2
3140
103 3
524
6
8240 051
14
676
1102
6101
6102
9211
2106
2110
2135
5105
5102
9113
2101
2102
2103
2104
5106
9108
9101
9109
9122
3114
51
01
5104
5107a
5107b
2105
2107
2112
2108
2109
31
01
3102
2115
5108
9121
9120
3113
5107c
8110
2119
2120
2122
3103
3105
3108
310
9
3110
2113
21
1
4
2116
2117
2118
2121
2133
3104
7101
1
2
3
4
1
2
3
4
B
A
B
A
1102 B 1
2101 B 3
2102 B 3
2103 B 2
2104 B 2
2105 B 2
2106 A 2
2107 A 3
2108 A 3
2109 A 3
2110 A 2
2112 A 4
2113 B 4
2114 B 4
2115 B 4
2116 B 4
2117 B 4
2118 B 4
2119 B 4
2120 A 4
2121 A 4
2122 A 4
2133 A 4
2135 B 2
3101 A 4
3102 A 3
3103 A 4
3104 A 4
3105 A 4
3108 A 4
3109 B 4
3110 B 4
3113 A 4
3114 A 3
5101 B 3
5102 A 2
5104 A 3
5105 A 2
5106 B 3
5107a B 3
5107b B 4
5107c B 4
5108 B 4
6101 B 1
6102 B 1
7101 B 4
8110 A 4
9101 A 3
9108 B 2
9109 B 3
9113 A 2
9120 B 4
9121 B 4
9122 A 3
9211 B 2
1
4
C1
C3
C2
C4
32
1
Input Frequency
Waverange
Input
Set tuned to
Adjust
Measure on
Scope / Counter
OSCILLATOR
FM - RF
VCO
AM -RF
AM - IF
FM
87,5 - 108 MHz
MW
525 - 1607 kHz
(530 - 1710 kHz)
1)
87,35 MHz
512 kHz
(520 kHz)
1635 kHz
(1730 kHz)
108,25 MHz
lower band end
upper band end
FM
87,5 - 108 MHz
87,5 MHz
108 MHz
108 MHz
2106 C2
5101
AM
468 kHz
5106
5108
FM
98 MHz
98 MHz
3101
152
±
1 kHz
lower band end
upper band end
2106 C1
2106 C3
5104
5105
MW
560 kHz
1500 kHz
2106 C4
5111
560 kHz
1500 kHz
connect pin 24 of
IC 7101 (AM Osc)
with short wire to
ground
1)
for USA /17
Tuner Adj. ATM3 FM/AM 050796
see
remark 2)
2)
RC-network serves for damping the IF-filter while adjusting the other one.
A
1
2
1
2
∆
f =
±
500kHz
V
RF
= 100
µ
V
C
∆
f =
±
30kHz
V
RF
= 100
µ
V
f
o
f
o
max.
symmetric
or
A
1
3
2
∆
f =
±
500kHz
V
RF
= 10
µ
V
A
continuous
wave
V
RF
= 1 mV
or
C
1
2
∆
f =
±
15kHz
V
RF
= 10mV
or
or
1
2
B
∆
f =
±
30kHz
V
RF
as low as
possible
f
o
max.
symmetric
or
max.
Vcc
7101
pin 30
2k2
4k7
220R
100nF
10
IC 7101
220R
100nF
14
IC 7101
repeat
TUNER ADJUSTMENT TABLE
( ATM3 FM/AM - versions with AM-frame aerial )
87,5 MHz
TUNER BOARD - LAYOUT DIAGRAM
Summary of Contents for Expanium AZ 5150
Page 19: ...6 1 6 1 WIRING DIAGRAM ...
Page 20: ...7 1 7 1 TUNER BOARD CIRCUIT DIAGRAM ...
Page 22: ...8 1 8 1 MAIN BOARD CIRCUIT DIAGRAM ...
Page 23: ...8 2 8 2 MAIN BOARD LAYOUT DIAGRAM RECTIFIER BOARD LAYOUT DIAGRAM ...
Page 24: ...9 1 9 1 V V CASSETTE BOARD CIRCUIT DIAGRAM ...
Page 26: ...10 1 10 1 VCD BOARD CIRCUIT DIAGRAM ...
Page 27: ...10 2 10 2 VCD BOARD LAYOUT DIAGRAM COPPER SIDE VIEW ...
Page 28: ...10 3 10 3 VCD BOARD LAYOUT DIAGRAM COMPONENT SIDE VIEW ...