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K: 4.2 M:MQ2
CAPACITORS ;
INF UNLESS
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: SIGNAL VOLTAGE AT iGcWr lGUW 32
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V : OC VOLTAGE AT NO INPUT SIGNAL
mA : OC CURRENT AT NO INPUT SIGNAL
SWITLHES ;
Si
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S, AM
OFF —
ON
Sy AUX
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S. PHONG 2/MIC = OFE — ON
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Sg QUPLICATE
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ON
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Sis LOW FILTER(ISHz) OF
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Sip SPEAKER 8
OFF - ON
Sy FM OE-EMPHASIS NORMAL - 25 uS
Sm FM MUT
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Sa POWER
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Sw PROTECTION RELAY
Sig LINE VOLTAGE SELECTOR
220V- 240
This is the basic schematic
diagram, but the
actual
circuit
may vory due to improvement
in
design.