Troubleshooting – Memorex MPH7828 Manuel d'utilisation
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TROUBLESHOOTING
A. TELEPHONE UNIT TROUBLESHOOTING TABLE
Symptoms
No dial tone
Does not ring
No power on the
handset unit
Does not charge
Range is limited
Calls received
flutters or fades
Interference on
reception
Excessive static
Possible Solution / Cause
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Check that the telephone line cord connectors at both ends
are pushed in firmly until they click.
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If you had a power failure or had unplugged the base unit,
replace the handset on the base unit for two to five seconds to
reset the system.
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Check the ringer mode on the handset. Change to RING ON
mode to enable the handset ringer.
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Check that the telephone line cord connectors at both ends
are pushed in firmly until they click.
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You may have exceeded the Ringer Equivalence Number
(REN) limit of how many phones can be connected to the same
line. The REN total of all devices (printed on the bottom label
of each unit) should not exceed five (5). Disconnect the appro-
priate units to lower the REN total.
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Check the Ni-Cd battery pack for proper connection inside the
battery compartment on the handset.
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The handset rechargeable Ni-Cd battery pack may need
charging.
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Check the Ni-Cd battery pack for proper connection inside the
battery compartment on the handset.
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The charging contacts and terminals may need cleaning with
an alcohol-dampened swab.
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Raise or reposition the antenna on the base.
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Move the base unit so that it is centrally located in your resi-
dence or office and make sure that the base unit is not located
near appliances.
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The handset Ni-Cd battery may be weak. Recharge the Ni-Cd
battery.
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Refer to the section "Improving Cordless Reception".
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The handset rechargeable Ni-Cd battery pack may need
charging.
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Choose an alternate channel using the SCAN button on the
handset.
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Refer to the section "Improving Cordless Reception".
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Ensure that the antenna is not touching another metal object.
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Refer to the section "Improving Cordless Reception".
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