3-3
ONE POINT REPAIR GUIDE
2. POWER ON ERROR
No display or Not working.
2-1. IC600
1) Check 12 VA at nearby L610 pin1 on IC600.
2) If 12 VA is not checked at the point, then find 22 VA at pin7 of IC600.
3) 2) is OK.
Replace IC600.
2-2. IC603
1) Check 3.3 VA at L605.
2) If 3.3 VA is not checked at the point, then find 12 VA at pin3 of IC603.
3) 2) is OK
Replace IC603.
< MAIN board top view >
< MAIN board top view >
L601
L601
L605
L605
IC600 pin7
IC600 pin7
IC603 pin3
IC603 pin3
Summary of Contents for SoundPlate LAP250H
Page 26: ...3 15 2 FLASH MEMORY FIG 2 VCC CS CLK DO 4 5 6 7 5 6 4 7 VCC CS CLK DO ...
Page 28: ...3 17 4 USB FIG 4 1 USB_5V 12 FIG 4 2 USB D 13 FIG 4 3 USB D 14 12 14 13 ...
Page 30: ...3 19 6 OPTICAL FIG 6 1 OPT_IN 18 FIG 6 2 OPT_DET 19 19 18 ...
Page 35: ...3 24 ...
Page 49: ...3 52 3 51 2 MAIN P C BOARD TOP VIEW BOTTOM VIEW ...
Page 50: ...3 54 3 53 3 FRONT P C BOARD TOP VIEW BOTTOM VIEW ...
Page 51: ...3 56 3 55 ...
