Manuale d’uso / di manutenzione del prodotto RRW1A del fabbricante Ramsey Electronics
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RRW1A • 1 Ramsey Electr onics Model N o. RR W1A Have you ever been fr ustrated wi th the rang e of your r emote controls? Tir ed of havi ng to bounc e your IR r emote off of ceilings an d walls? D o.
RRW1A • 2 RAMSEY TRANSMITTER KITS • FM100B Professio nal FM Ster eo Transmitter • FM25B Sy nthesized Stereo FM Tr ansmitter • MR6 Model Roc ket Tracking Transmitter • TV6 Television Trans mi.
RRW1A • 3 RR W1A WIRELESS REMOTE REPEA TER KIT (T ransmitter) Rams ey Publicat ion No. MRRW 1A Pri ce $5 .00 TABLE OF CONTENTS Introduct ion ............................................ 4 Circuit T heor y ........................................ 5 Learn As You Bu ild .
RRW1A • 4 RRW1 A INTRODUCT ION W elcome to the RRW 1A kit (and if you don’t have t he tim e, the wired a nd tested ver sion). L et’s tak e a m oment to help you under stand the b asic work ings of IR rem ote contr ols and h ow the RRW 1 pair works .
RRW1A • 5 RRW1 P A IR T HEORY OF OPER A TION The RRW 1A (tr ansmitter b oard) m ay look quite sim ple but t here is ac tuall y quite a lot being done ins ide eac h one of the parts .
RRW1A • 6 W hen the IR detector on the RRW 1A ( transm itter board) “ sees” a 38 k Hz IR signal, t he output of the det ector goes low (it is invert ed).
RRW1A • 7 RAMSEY “LE ARN-AS-YOU-BUILD” A SSEM BLY STR A TEGY Be sure to read thr ough all of the steps and ch eck the boxes as you go to be sure you didn't m iss an y important ones .
RRW1A • 8 This project will no t work as well as you m ay wish if you just s lap it toge ther without f ollowing go od ass embl y tec hniques and all of the inst ructions . No matter how clear we ma y th ink our manual is , if you have an y questio ns give us a call at the factor y instead of j umping to co nclusions .
RRW1A • 9 PARTS SU PPLIED WIT H YOUR RRW1 A (TRANSMITT ER) KIT Capacitors 1 2.2 pF cer am ic capacitor (mark ed 2.2) [C7] 1 8.2 pF cer am ic capacitor (mark ed 8.2) [C8] 3 47 pF cer amic capacitor s (m arked 47) [C1,4,6 ] 1 0.001 uF ceram ic capacitor (mark ed .
RRW1A • 10 ASSE M BLY OF THE RRW1A Assem bly of the RRW 1A is straight f orward bu t it do es requir e som e time and patienc e. T o get our be arings, we will start b y mountin g the po wer jack and move o n from there. It serves as a good ref erence poi nt for the other parts.
RRW1A • 11 10. Instal l R4, a 22 K ohm resistor ( red-red-ora nge). 11. Instal l C4, a 47 pF cera m ic capacitor (m arked 47) . This capacitor works with Q1 to isolate the anten na from the osc illator s ection.
RRW1A • 12 23. Instal l R8, a 4.7 K ohm resistor ( yellow-violet-r ed). 24. Instal l Q4, a 2N 3904 tra nsistor ( mark ed 3904). T his transistor is us ed to amplif y the sm all am ount of c urrent provid ed from the IR detec tor to a large en ough am ount to dri ve the LED indicat or.
RRW1A • 13 TEST ING T HE RRW1 A Method #1 To begin testing t he RRW 1A you will nee d the foll owing it em s: AC Power s uppl y between 6 and 12V AC or.. DC power supp ly bet ween 8 and 14 VDC. A known f unctiona l IR rem ote control Apply po wer to J1 an d turn on the po wer switch (S1).
RRW1A • 14 Method #2 If you are not luck y enough to have a r adio th at can rec eive 433.4 2 MHz, the next best way to chec k the RRW 1A transm itter is by using an R RW 1B re- ceiver.
RRW1A • 15 USING THE RRW1 There reall y is no secret to using the RRW 1 system. You prim aril y w ant to position the RRW 1B in the stereo c abinet or o n top of your com ponents so the antenna ca n stick up.
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RRW1A • 17 RRW1 A PA RT S LAYOUT DIAGR A M.
RRW1A • 18 TROUBLESHOOTING GUIDE PROBLEM: T he gree n Data LE D does not l ight. SOLUTI ON: 1) T he LED (D 1) m ay be installed back wards. Re-c heck its orien- tation as describe d in the a ssembl y steps.
RRW1A • 19 The Ramsey Kit Warr anty Please read carefully BEFORE c alling or writing in about y our kit. Most proble ms can be solved without contacting the factory. Notice that this is not a " fi ne print" warranty. We want you to understand your rights and ours too ! All Ramsey kits w ill work if assembled properly.
RRW1A • 20 RRW1 A REMOTE REPE ATER KIT Quick Refe rence Page Guid e Introduction ............................................ 4 Theor y of Operation .............................. 5 Parts List ............................................... 9 Assem bly .
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Ramsey Electronics RRW1A è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Ramsey Electronics RRW1A - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Ramsey Electronics RRW1A imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Ramsey Electronics RRW1A ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Ramsey Electronics RRW1A, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Ramsey Electronics RRW1A.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Ramsey Electronics RRW1A. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Ramsey Electronics RRW1A insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
