Philips HP L2035 Service Manual page 44

44 HP L2035
Go to cover page
Level 1:
DC power_3.3V
Scaler power
+3.3v: beads
+2.5v beads,
regulator
Repair Flow Chart
Chassis debug
Check
DC_supplies
Check
Key_scan
Check
oscillator
- Confirm CPU operation
- Check signal paths
- Check PLL_clocks
- Check panel v, CLK ,data, controls
- Fix any abnormal
LED -G
Display
No
CPU Reset IC
+3.3V(7405)
Fix defects
Fix defects
Fix defects
off
Check LED
Check BC857C
Yes
Check resisters
Check Solder Status
EEPROM(7302)
+3.3V
Crystal signal
+3.3V_D(5401)
check crystal(
1410)
Flash Memory
+3.3V(5402)