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I searched the Internet exhaustively for this manual and Owner-Manuals was the least expensive...but provided an excellent reproduction within 4 hours. Very satisified.
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Rapid and precise delivery. Good print. On the spot.
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available for me the service manual is in order!
thanks
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This is exactly the thing you need to service this box. The manual is complete and the quality of the scan is good. I recommend this!
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The delivery of this manual was very fast, less than 8 hours. The manual is very clear and concise, and helped a great deal in the repair and final setup of the Hitachi HMA-G2 Amplifier.
MODELS: LT-2220 / LT-2240 / LT-3020 / LT-3040 / LT-3050
3-A (P*)
3-A (P*) YES Is the signal below available at pins 5, 6 of J711 (control signals of IC701 and IC710 and IC100 ) and 10 of J711 (control signals of IC710) and 28, 31 of IC300 (control signals of TU1A0) ? 5, 6 of J711, 3Vp-p NO IC300 (and peripheral circuits) are out of order.(PWB-MAIN)
v
28, 31 of IC300 10 of J711 YES
3Vdc
Is sound signal outputted correctly at the pins 10, 12 ,8 of J710 connector? ? It checks that a certain signal is outputting in the voltage range of 1V. YES IC701 and IC710 and IC711 and IC712 (and peripheral circuits) are out of order. (PWB-MAIN)
NO
IC100 (and peripheral circuits) are out of order.(PWB- SET(SUB))
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