Tripp Lite SU60KX Manual

A SERVICE OF

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107

PRELIMINARY

5.2 Troubleshooting Flow Charts (continued)

5.2.11 “BATTERY BAD”

5 Troubleshooting (continued)

Fig 5.2.11a

Fig 5.2.11b

Note (1): Wire #31 connects CNP10 on the NH-SYS-P board to CNB7 on the NH-SYS-B board (Figure 5.2.11b).

Note (2): To learn about EEPROM parameter settings and calibration, turn to section 3.2.

Note (3): For the location of the NH-SYS-P and/or NH-SYS-M board, turn to section 1.5. To replace the NHS-SYS-M board, remove the EEPROM

chip from the old NHS-SYS-M board and insert it into the new one.

Start

Is

the battery

circuit breaker

turned on ?

Turn on battery

circuit breaker

N

Y

Y

Is the external

wiring correct?

N

Correct the wiring

Y

END

Are the

actual value

and LCD value the

same ?

Is the

LCD value zero?

N

Y

N

Y

Battery broken

Replace battery

Is the Wire #31

(1)

connection OK?

Fix the connection

N

Check the fuse of

external battery or

internal battery

Calibrate parameter

on EEPROM

(2)

Replace P board or M

board

(3)