Gateway FPD 1500 - Trouble Shooting Guide

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NO POWER
(POWER INDICATOR OFF)
TROUBLE IN
U101
TROUBLE IN
AC/DC ADAPTER
CHECK
J101 PIN1
INPUT VOLTAGE
24V ?
NO
YES
YES
YES
YES
YES
YES
YES
TROUBLE IN
J101, J102
CHECK
U50 PIN 1
INPUT VOLTAGE
24V ?
NO
TROUBLE IN
U102, U103
CHECK
5VST VOLTAGE
5V ?
NO
TROUBLE IN
Q101, Q102
CHECK
+5V VOLTAGE
5V ?
NO
TROUBLE IN
U104
CHECK
+3.3V VOLTAGE
3.3V ?
NO
TROUBLE IN
Q403, Q401
CHECK
+24V_INV VOLTAGE
24V ?
NO
TROUBLE IN
Q402, Q401
CHECK
+5V_MOD VOLTAGE
5V ?
NO
TROUBLE-SHOOTING GUIDE
1. NO POWER