SHOCK, FIRE HAZARD SERVICE TEST :
CAUTION :
After servicing this appliance and prior to returning to customer, measure the resistance between either primary AC
cord connector pins ( with unit NOT connected to AC mains and its Power switch ON ), and the face or Front Panel of product
and controls and chassis bottom.
Any resistance measurement less than 1 Megohms should cause unit to be repaired or corrected before AC power is applied,
and verifi ed before it is return to the user/customer.
Ref. UL Standard No. 1492.
TABLE OF CONTENTS
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13. ABOUT REPLACE THE MICROPROCESSOR WITH A NEW ONE .............................133
E3 Only
Содержание DN-A7100 - AV Surround Preamplifier
Страница 4: ...2 1 2 500V M 1 2...
Страница 20: ...18 Personal notes...
Страница 23: ...23 24 4 8 2 07 4 07 4 07 4 2 4 07 054 07 4 6 07 42 2 53 4 054 07 4 07 2 07 7 2 4 4 07 8 SCHEMATIC DIAGRAM...
Страница 25: ...27 28 054 07 2 054 07 2 054 07 2 3 32 3 3 4 37 2 054 07 4 054 07 4 054 07 4 054 07 4 054 07 4 4 54...
Страница 26: ...30 29 E3 Ver Only 8 2 07 4 054 07 2 054 07 53 8...
Страница 28: ...34 33 07 2 054 07 2 054 07 54054 054...
Страница 29: ...35 36 2 07 6 07 2 45 2 5 0 4 0 24 4 054 07 4 0 4 07 0 4 6 4 054 07 2 054 07...
Страница 30: ...38 37 42 3 07 4 4 37 07 2 4 07 4 2 5 4 2 07 6ER ONLY 2 054 07 42 3 2 07 053 37 07 0 07 6ER ONLY 2 07 4 07...
Страница 33: ...43 44 Sn Ag Cu Lead free Solder When soldering use the Lead free Solder Sn Ag Cu 054 07...
Страница 35: ...47 48 Sn Ag Cu Lead free Solder When soldering use the Lead free Solder Sn Ag Cu...
Страница 38: ...54 53 Sn Ag Cu Lead free Solder When soldering use the Lead free Solder Sn Ag Cu 2 4 07 1 1 1 1 1 0 07 0 07...
Страница 46: ...66 Personal notes...
Страница 62: ...82 IC51 XMDTIC...
Страница 63: ...83 IC51 XMDTIC...
Страница 64: ...84 IC51 XMDTIC...
Страница 66: ...86 IC71 TC90A49PG...
Страница 67: ...87 IC74 TA1270BF...