LG HX966TZ Service Manual page 101

When you turn on your set, it will display "PLEASE WAIT" on front panel, and it will not boot-up
normally.
3-8. IC500 (MPEG IC)
3-8-1. Solution
Replace IC500 on MAIN board.
3-8-2. How to troubleshoot (Countermeasure)
1) Please Check 1.2 V.
Please Check 3.3 V.
Please Check 1.5 V.
Please Check RESET
Please check the frequency of 27 MHz crystal (X500).
2) If it doesn't work even though 1.2 V, 1.5 V, 3.3 V power and RESET are no problem,
IC500 BCM7633 could have problem.
3) If RESET isn't high, you may need to replace IC101.
4) After changing it, if the set is still no booting, check main board refer to item 3-9.
3-8-3. Service hint (Any picture / Remark)
ONE POINT REPAIR GUIDE
< MAIN board top view >
X500
IC500
IC506
2-88
IC503
IC502