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Very good detail, all pages clear, exactly what I needed
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Excellent service, and just what I needed to service my TU-7700. All pages of the manual are clear and easily readable.
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Excellent printing quality.
A complete and very usefull service manual with all details.
GREAT SERVICE AT VERY LOW PRICE!
A+++++++++++++++++++++++++
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We received the manual in a timely manner and it was exactly what we were expecting. Excellent replacement for original Service Manual.
All schematics are very legible. We are really satisfied.
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We received the manual in a timely manner and it was exactly what we were expecting. Excellent replacement for original Service Manual.
All schematics are very legible. We are really satisfied.
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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