Service manuals, schematics, eproms for electrical technicians

JVC TD-V661TN V662BK SM

AUDIO - SERVICE MANUAL
Type: (PDF)
Size
56.1 MB
Page
42
Category
AUDIO
SERVICE MANUAL
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  • Also known:
    JVC TDV-661TN V-662BK TDV661TN V662BK TDV 661 TN 662 BK TD V661TN TD-V661TN
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Relevant AUDIO forum topics:
JVC CA-UXG100 halk
Üdv. Mindenkinek, Egy JVC CA-UXG100 mini hifi rajzát keresem. A végfok jó de igen halk minden. CD, rádió kazetta. Tápok jók de az egészet nem látom át rajz híjján. Tud valaki segíteni? Üdv. Tibor "Rajzot, service manualt, jobbra a "Keresem/WANTED" doboz "KATT IDE" gombján keresztül kérj!"
JVC KD-D3 kazettás deck kivezérlésjelző probléma
Boldog Karácsonyt Mindenkinek!
Abban kérném segítségeteket,hogy a fent nevezett készülék jobb oldali csatorna kivezérlésjelzőjében az utolsó háron piros led bekapcsolás után folyamatosan világít.Lejátszás illetve felvételi üzemmódban kicsit erősebb fénnyel bevillannak,de folyamatosan világítanak.
Sajnos nem találtam hozzá kapcsolási rajzot,vagy szervizleírást.
Továbbá,ha valaki tudna segíteni a lapszíj és a szögletes szíj méreteiben,megköszönném.
Válaszaitokat előre is köszönöm.
JVC RC-828L rádiósmagnóban milyen végfok IC van?Kösz, megoldva
sziasztok: fenti típusú rádiósmagnóból hiányzik a végfok IC Tudja valaki milyen való bele? Rajzot neten nem találtam Bálint a készülék vidéken van, nekem csak tippet vagy IC-t kellene adnom
Turntable Victor/JVC TT-71
Given:

Victor TT-71, neon lamp does not light, speed is lower than normal.  This is subsequent some short circuit the owner does inside the device.  No further details.

I found out the VICTOR QL7 have the same motor driver amd I downloaded the service manual that I attached here in case this manual is not already uploaded.

Looking at the diagrams I found out that at TP3 (same with pin5 of IC803) instead if that rectangular signal, I have nothing but 5VDC and a negative or positive short spike whenever I'm starting or stopping the motor and 
Under the circumstances I suspect IC803 is defective.  The bad thing, IC803 is NPC SC8043.  Also I wonder if the crystal is fine (except that I wonder what can be wrong with a crystal after some short circuit).

Does anybody have any more suggestion?

Also, where can NPC SC4043 be sourced?  Also, a crystal 9.054MHz?

Thanks in advance,
Corneliu
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