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There are currently no product reviews.
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Thanks for offering this item at such a good price. Proved handy in identifying the part I was looking for my set.
Thanks again.
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This is the original manufacturers service manual, with detailed info on the circit boards, explosion drawings of all parts in assembly order, and tuning instructions. The only thing missing is the information on the dimensions of the various drive belts. mail me if you need them. gcrossman_at_aol.com
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Ordered service manuel for a hard to find plasma tv - your company made it easy to find and purchase - I will use you again
Thanks for your help
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This is a high quality manual with clear schematic and components layout diagrams ; with service procedure included.
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This service manual for the Kenwood KT-990D was reproduced really well ,is very legible and manual is complete.Combined with the low price paid,in the future,I will be checking Owner-Manuals.com any time I need a manual.
2. The bell does not ring & page does not ring.
Can the base and handset be connected? OK NG See 3. The base and handset cannot be connected.
Press handset DIAL key while in TALK MODE. Can key touch sound be heard from the ringer? OK
NG
When the key of the handset is NG pressed, can the pulse output at pin 2 of IC606 be seen? OK
Check IC606.
At the Q609 collector, can the NG pulse wave be seen? OK
Check R667 and Q609.
Check RINGER Y601.
When the PAGE SW of the base is pressed, does pin63 of IC4 change from high to low? OK
NG Check R105 and S1.
Check IC4 and its peripheral circuit.
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