Tools for troubleshooting
The section describes the tools that can help you solve problems with the product.
Individual component diagnostics
LED diagnostics
LED, engine, and individual diagnostics can identify and troubleshoot product problems.
Understand lights on the formatter
Three LEDs on the formatter indicate that the product is functioning correctly.
1
2
3
1 Formatter connectivity LED (lit when formatter is correctly seated)
2 Heartbeat LED
3 HP Jetdirect LEDs
Formatter connectivity LED
The formatter connectivity LED indicates when the formatter is correctly seated in the product. If the
LED is not lit, follow this procedure to correct the problem.
1. Turn the product off.
378 Chapter 7 Solve problems ENWW
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