Monitor Leds Do Not Light - Horizon Fitness PC-P430 Manual

2 - 2 Monitor LEDs Do Not Light

Are power cable connection and Key switch OK?
Monitor
(Ready)
Key 2
■ See the drawings above and check the following:
1
The power cable is plugged completely.
2
The Key switch is turned on.
3
The Q00 circuit breaker is not tripped (not popped out).
• The supply voltage is present on the outlet.
If these are OK, go to the right column.
2
Troubleshooting
2 A
1
404018
2_2_1A
3
Q00
2 A
Monitor LEDs Do Not Light
Is electric circuit OK?
Reference SD circuit
→ See page 70.
SD1
■ When 24VDC is supplied to the QPW-968 control
board, LED for 24VDC is lit.
• If the LED is lit, go to (1).
• If not, go to (2).
1
( ) 24VDC is supplied to the control board. Check the wir-
ing/connection between CON4 on the QPW-968 control
board and the QPW-969 LED Board. If it is normal,
replace the QPW-969.
2
( ) 24VDC is not supplied to the QPW-968 control board.
Measure the voltage on the output terminal of G00
Switching Power Supply. Check that 24VDC is output.
• If 24VDC is output, go to (3).
• If 24VDC is not output, go to (4).
3
( ) Check the wiring/connection between G00 switching
power supply and the QPW-968 control board. If it is
normal, replace the QPW-968.
4
( ) Check the wiring/connection between G00 switching
power supply and Z00 noise filter.
PC-P430
19