Matrix h5x-02 Service Manual download pdf (Page 24)

ERROR 0x04A0 (DIGITAL COMMUNICATION FAILURE)

SYMPTOM: Error code 0x04A0 is displayed on the console.

CHECK POINT POSSIBLE ISSUE SOLUTION

LEDs 2, 3, 4, 6, 7 should be ON. If they are OFF, the LCB is damaged. Replace the LCB.

if LED1 is OFF. No AC power cord plugged in. Normal for an unpowered unit.

if LED 8 is OFF. Bad communication between UCB and LCB. Reconnect the console cable at the LCB and

UCB and check for kinks.

SOLUTION IF LEDS ARE NORMAL:

1) If the LEDs are lit normally, replace the UCB and console cable.

2) if the issue is still present after the UCB and console cable are replaced, replace the LCB.

LED 1

LED 8

7.5 TROUBLESHOOTING - ERROR 0x04A0

CHAPTER 7: TROUBLESHOOTING

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Matrix h5x-02 Service Manual Page 24