Installation Manual

8-70 Troubleshooting

19. Check continuity of Y-axis Linear Encoder signal routing from the XY Servo Interface PWA to the

PMAC Controller as specified in Table 8-25.

Table 8-25 Y-axis Linear Encoder Signal Routing

Signal

From (PWA)

Via

To (PWA)

A Pin 2 at J23 (XY Servo Interface) XY Servo Interface PWA Pin 4 at J19 (XY Servo Interface)

A/ Pin 4 at J23 (XY Servo Interface) XY Servo Interface PWA Pin 5 at J19 (XY Servo Interface)

B Pin 6 at J23 (XY Servo Interface) XY Servo Interface PWA Pin 2 at J19 (XY Servo Interface)

B/ Pin 8 at J23 (XY Servo Interface) XY Servo Interface PWA Pin 3 at J19 (XY Servo Interface)

A Pin 4 at J19 (XY Servo Interface) Cable (P/N 06-4525-00) Pin 4 at J29 (Main Interface)

A/ Pin 5 at J19 (XY Servo Interface) Cable (P/N 06-4525-00) Pin 5 at J29 (Main Interface)

B Pin 2 at J19 (XY Servo Interface) Cable (P/N 06-4525-00) Pin 2 at J29 (Main Interface)

B/ Pin 3 at J19 (XY Servo Interface) Cable (P/N 06-4525-00) Pin 3 at J29 (Main Interface)

A Pin 4 at J29 (Main Interface) Main Interface PWA Pin 14 at J9 (Main Interface)

A/ Pin 5 at J29 (Main Interface) Main Interface PWA Pin 16 at J9 (Main Interface)

B Pin 2 at J29 (Main Interface) Main Interface PWA Pin 10 at J9 (Main Interface)

B/ Pin 3 at J29 (Main Interface) Main Interface PWA Pin 12 at J9 (Main Interface)

A Pin 14 at J9 (Main Interface) Cable (P/N 06-4523-00) Pin 14 at J8 PMAC Controller

A/ Pin 16 at J9 (Main Interface) Cable (P/N 06-4523-00) Pin 16 at J8 PMAC Controller

B Pin 10 at J9 (Main Interface) Cable (P/N 06-4523-00) Pin 10 at J8 PMAC Controller

B/ Pin 12 at J9 (Main Interface) Cable (P/N 06-4523-00) Pin 12 at J8 PMAC Controller

20. Is there continuity of signal routing for the Y-axis Linear Encoder?

The isolated part has failed. See Parts

Replacement

section.

PMAC Controller (P/N 07-0735-01) may have failed. Contact Asymtek

Technical Support.

Yes