![Sharp LC-19LE430E Скачать руководство пользователя страница 47](http://html.mh-extra.com/html/sharp/lc-19le430e/lc-19le430e_service-manual_1254327047.webp)
2008-03-14
LC-19LE430E/UK, LC-22LE430E/UK, LC-26LE430E/UK, LC-32LE430E/UK
47
22" TROUBLESHOOTING TABLE
Power unit operation check.
↓
LINE_FILTER_UNIT:
↓
YES
POWER_UNIT
↓
YES
↓
YES
↓
YES
↓
YES
↓
YES
Are the power cord and harness in the unit properly connected?
NO
Connect the power cord and harness properly, and turn on the
power.
Is F9901/F9902 normal?
NO
LINE_FILTER_UNIT:
Isn't TH9901, L9902, FB9902, and FB9903 out of order?
Moreover, whether the short-circuit with the circumference circuit
is checked.
POWER_UNIT:
BD9901, etc. out of order?
Moreover, whether the short-circuit with the circumference circuit
is checked.
Is (+18V) applied to pin (6) of IC9101 output? (Set the main power
SW to ON.)
Does the IC9101 circuit operate normally?
(D9103, IC9102, IC9101, Q9103 and etc. And, the circuit around
the protection circuit etc. is checked.)
NO
Is a voltage of +5.2V applied to pin (4,5) of connector (CN9102)?
(Set the main power SW to ON.)
Does the switching circuit operate normally?
Check circuit around the primary side (T9101, IC9101, D9101,
ZD9106, etc.), the secondary side (D9105, L9104, C9121, etc.)
NO
Are +16V output applied to pin (9, 10) of connector (CN9102) as for
the power on/off switch when it is on?
NO
Does the switching circuit operate normally?
Check circuit around the primary side (T9101, IC9101, D9101,
ZD9106, etc.), the secondary side (D9102, L9103, C9103, etc.),
and the protection circuit.
Similarly, is +16V & +5.2V output as for the power on/off switch
when it is on?
NO
Check IC9101 circuit of Q9103, T9101 etc.
Are +60V output as for the power on/off switch when it is on?
NO
Does the LED boost circuit operate normally?
Check circuit around the second side (L8501, IC8501, Q8501,
D8501 etc.)
Содержание LC-19LE430E
Страница 6: ...LC 19LE430E UK LC 22LE430E UK LC 26LE430E UK LC 32LE430E UK 6 TV Front view TV Rear view ...
Страница 10: ...LC 19LE430E UK LC 22LE430E UK LC 26LE430E UK LC 32LE430E UK 10 3 DIMENSIONS Dimension ...
Страница 76: ...LC 19LE430E UK LC 22LE430E UK LC 26LE430E UK LC 32LE430E UK 76 2 3 U1011 MT5135AE LQFP 128 2 3 1 Block Diagram ...
Страница 78: ...LC 19LE430E UK LC 22LE430E UK LC 26LE430E UK LC 32LE430E UK 78 PIN DESCRIPTION ...
Страница 79: ...2008 03 14 LC 19LE430E UK LC 22LE430E UK LC 26LE430E UK LC 32LE430E UK 79 ...
Страница 80: ...LC 19LE430E UK LC 22LE430E UK LC 26LE430E UK LC 32LE430E UK 80 ...
Страница 81: ...2008 03 14 LC 19LE430E UK LC 22LE430E UK LC 26LE430E UK LC 32LE430E UK 81 ...
Страница 83: ...2008 03 14 LC 19LE430E UK LC 22LE430E UK LC 26LE430E UK LC 32LE430E UK 83 Pin FUNCTION ...
Страница 85: ...2008 03 14 LC 19LE430E UK LC 22LE430E UK LC 26LE430E UK LC 32LE430E UK 85 Pin Description ...
Страница 86: ...LC 19LE430E UK LC 22LE430E UK LC 26LE430E UK LC 32LE430E UK 86 2 6 U501 TMDS251PAGR TQFP64 2 6 1 Block Diagram ...
Страница 96: ...LC 19LE430E UK LC 22LE430E UK LC 26LE430E UK LC 32LE430E UK 96 MAIN UNIT Side B ...
Страница 98: ...LC 19LE430E UK LC 22LE430E UK LC 26LE430E UK LC 32LE430E UK 98 POWER UNIT Side B ...
Страница 100: ...LC 19LE430E UK LC 22LE430E UK LC 26LE430E UK LC 32LE430E UK 100 POWER UNIT Side B ...
Страница 104: ...LC 19LE430E UK LC 22LE430E UK LC 26LE430E UK LC 32LE430E UK 104 IR UNIT Side B ...
Страница 173: ...LC 19LE430E UK LC 22LE430E UK LC 26LE430E UK LC 32LE430E UK 173 ...
Страница 189: ...LC 19LE430E UK LC 22LE430E UK LC 26LE430E UK LC 32LE430E UK 189 2 CABINET PARTS LC 19LE430E 1 2 3 4 5 6 7 8 9 10 ...
Страница 191: ...LC 19LE430E UK LC 22LE430E UK LC 26LE430E UK LC 32LE430E UK 191 CABINET PARTS LC 22LE430E 01 02 03 04 05 06 07 08 09 10 ...
Страница 193: ...LC 19LE430E UK LC 22LE430E UK LC 26LE430E UK LC 32LE430E UK 193 CABINET PARTS LC 26LE430E 1 7 2 3 6 5 4 8 11 9 10 ...
Страница 195: ...LC 19LE430E UK LC 22LE430E UK LC 26LE430E UK LC 32LE430E UK 195 CABINET PARTS LC 32LE430E 4 1 2 3 5 6 7 8 9 10 ...
Страница 197: ...LC 19LE430E UK LC 22LE430E UK LC 26LE430E UK LC 32LE430E UK 197 3 SUPPLIED ACCESSOORIES ...
Страница 198: ...LC 19LE430E UK LC 22LE430E UK LC 26LE430E UK LC 32LE430E UK 198 4 19 PACKING PARTS SHARP ...
Страница 200: ...LC 19LE430E UK LC 22LE430E UK LC 26LE430E UK LC 32LE430E UK 200 4 22 PACKING PARTS SHARP ...
Страница 202: ...LC 19LE430E UK LC 22LE430E UK LC 26LE430E UK LC 32LE430E UK 202 26 PACKING PARTS ...
Страница 204: ...LC 19LE430E UK LC 22LE430E UK LC 26LE430E UK LC 32LE430E UK 204 32 PACKING PARTS ...