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There are currently no product reviews.
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Good product and very helpfull to repair. Many thanks.
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Very good product. Best service manual. Many thanks
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I am only search for 5 Minute, by it in 5 Minutes to and get ist in few ours! Best i found in the Internet and my Amplifer is repaired as well! Thank you
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Readable text and good copy. Very much needed if you wish to do some repairs on this fine old unit.
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Fint forløb med levering af manualen. Kvaliteten af skanningen betegnes som middel
2. The bell does not ring & page does not ring.
Can the base and handset be connected? OK Press handset DIAL key while in TALK MODE. Can key touch sound be heard from the ring? OK When the key of the handset is pressed, can the pulse output at pin 58 of IC603 be seen? OK At the Q606 collector, can the pulse wave be seen? OK Check RINGER Y601. NG Check R627,R629,R667, Q605,Q606, and Q613. NG See 3. The base and handset cannot be connected.
NG
NG
Check IC603.
When the PAGE SW S1 of the base is pressed, does pin19 of IC5 change from high to low?
NG
Check R40, R42 and S1.
Check IC5 and its peripheral circuit.
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