Tripp Lite SU60KX Manual

A SERVICE OF

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105

PRELIMINARY

5.2 Troubleshooting Flow Charts (continued)

5.2.8 “UPS INTERNAL COMM ABNORMAL”

5 Troubleshooting (continued)

Fig 5.2.8a

Fig 5.2.8b

Note (1): Check W2A, W2B, W2C, W2D, W4A, W4B and W6 (Fig 5.2.8b).

Note (2): Remove wires W61A, W65A and W68A.

Start

Has the

communication wire

slipped ?

(1)

Re-insert communication

wire and try again

N

Y

END

Remove power connection

of power module #1

(2)

Still getting the

same fault message?

Re-insert power connection

of previous power module

and remove the next power

module’s connection

Replace the power module

N

Y

W61A

W65A

W2A

W5

W3A

W4A

W6

W2B

W6

W6

W2C

W6

W6

W2D

W6

W4B

W5

W5

W5

W5

W5

W2B

W68A

W62B

W66B

W69B

W63C

W67C

W70C

W64D

W36D

W71D