Precor EFX 885 - Troubleshooting 6.11 - P20 - Troubleshooting the Keypad and the Upper PCA

EFX 885, 835, 825
Service Manual 20039-166
Page 120
©2011 Precor Incorporated, Unauthorized Reproduction and Distribution Prohibited by Law
Troubleshooting 6.11 P20 Troubleshooting the Keypad and the Upper PCA
Procedure
Note: The green wire on the cables shown in Diagram 6.11.1 denotes pin 1. When these cables are inserted
into their connectors, the green wire must align with the pin 1 designation on the PCA. If pin 1 is not marked on the
PCA refer to Diagram 6.11.1.
1.
machine controls per Procedure 6.5, steps 1 through 11. Place the console on the maintenance mounting
hook and reconnect all cables.
2.
and EFX, skip to step 23.
3. If a key does not function, skip to step 18.
4. If the display does not illuminate, continue with step 5.
Diagram 6.11.1 - Console, Upper PCA , JTAG (J9), & Option Cap Connector
JTAG (JK9) Connector
Pin 1
Pin 8
Pin 6
Pin 7
Option (JK5) Connector