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Содержание RC 20

Страница 1: ...TANDBERG Remote Control RC20 Service Manual s tleJ Batr oo It tl ffi om RemoteControl rransmitter...

Страница 2: ...rd for the push buttons A1 1 and one board for the IR unit A1 2 The heart of the transmitter is a MOS device SAB 3210 U1 When the push buttons are operated the transmitter is activated and current is...

Страница 3: ...gnals which operate the tape deck according to a system of command signals The second function is to select with the aid of other controls whether the tape deck goes over to Play or Record when a Time...

Страница 4: ...ion at the output is used only on individualmodels Faultfindingtips Equipment required Oscilloscope fre quencycounter voltmeter high impedance measurement probe Transmitter RC 207 1 The light diode on...

Страница 5: ...I t It G rF o6 BC s19C n ct IF 22 la c l of T I RECEIVER PRE AMP A2 1 L I CLK2 UI IR SAB 3209 I I 820p c2 820p RECEIVER DECODE R A2 2 U4 UI tc J oT Jl vcc r lc TE RECEIVER...

Страница 6: ...olo I INTERGRATED CIRCUITS USED U 1 SAB 3209 IR RECEIVER U2 MC I 001 B OUAD2 INPUI NORGAIE cMos U3 5 MC110118 OUADz II PUI i ANBATE cMos U6 HINIL332 HEXINVERTERGA TE OC swt t rl Fzl f t ll ll I I l rr...

Страница 7: ...l L cl 1000p TRANSMITTER I R A1 2 ER UTNORGATE I lTMNOOATE TERGATE F s oa vo o o o1 BC517 TRANSMITTER Transmitter Keyboard seenfrom solder side Transmitter IR board seenfrom solderside ___ EE q t t l...

Страница 8: ...board seenfrom solder side l I I l l l l or I __ll Hl ll l I I __J s 1 F r i YJ tr q H I E t l I a ffiw sj 1704 8 79 PartNo 714126 Printed in Norwayby Reclamo A S TANDBERG INDUSTRIER A S ELECTRONIC D...

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