No display on console
Possible causes:
1.
Breaker is damaged.
2.
ON/OFF switch is damaged.
3.
MCB is damaged.
4.
6-pin console cable is damaged.
5.
PCB is damaged.
Fix:
1.
( refer to “MCB LED layout & indication” … … SECTION 5)
Verify if LED 115vAC(AC) is lit. If this LED is lit, go to step 2.
If LED 115vAC(AC) is not lit, verify the following:
u
Inspect the circuit breaker to see if it has
tripped off.
( If it is tripped off … .like diagram B, reset
the breaker. And check which part is
short-circuited. Then replace the short-
circuited part.)
2.
The switch is turned to the "ON" position.
( If the switch light isn't lit, replace the switch.)
u
Verify wire connection AC1 & AC2 on the MCB.
( refer to “wiring diagram”
)
u
Verify the ON/OFF switch, breaker & socket wires are connected.
3.
Verify if LED +11v & +18v is lit. If one is not lit, replace MCB.
4.
Replace console cable.
5.
Replace PCB.
A
B
6-1 Revision: 1.0 Date: 2001-06-01
Summary of Contents for Vision Series
Page 1: ......
Page 4: ...SECTION 1 MAINTENANCE PROCEDURE ...
Page 10: ...SECTION 2 IMPORTANT SAFETY INSTRUCTIONS ...
Page 12: ...SECTION 3 WIRING DIAGRAM INSTRUCTION ...
Page 19: ...SECTION 4 CONSOLE ENGINEERING MODE GUIDE ...
Page 23: ...SECTION 5 MCB LED INSTRUCTIONS ...
Page 30: ...SECTION 6 TROUBLESHOOTINGS ...
Page 42: ...SECTION 7 PARTS REPLACEMENT PROCEDURE ...
Page 67: ...SECTION 8 SERVICE FORM ...