Emco EE301-T - Page 11

Table No.1 On Main PCB
Test Points Expected Voltage
betTP5 &TP7 +12V + 0.5 V
betTP6&TP7 -12V + 0.5 V
betTP4&TP3 +5V + 0.25V
On Display PCB
Bet TP4 (on Display PCB ) & TP7 (on Main PCB)
(For PT I/P = 110VA.C.) 3.3VAC + 0.2%
Bet TP1 (on Display PCB) & TP7 (on Main PCB)
(For PT input 110V A.C.) +7.5VDC + 0.2%
(Varies with PT input) ( DC O/P )
Bet TP3 (on Display PCB) & TP7 (on Main PCB) +7.5VDC
(For 110V Nom. Set) Varies with Nom Set (Reference voltage)
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