Memorex MPH7825 manual Troubleshooting, Symptoms Possible Solution / Cause

Page 14

TROUBLESHOOTING

SYMPTOMS

 

POSSIBLE SOLUTION / CAUSE

No dial tone

¥

Check that the telephone line cord connectors at both ends

 

 

 

are pushed in firmly until they click.

 

¥

Check if another telephone line (sharing with the same line as

 

 

the unit) is off-hook or in use.

 

¥

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.

Does not ring

¥

Check the ringer mode on the handset. Change to RING ON

 

 

mode to enable the handset ringer.

 

¥

Check that the telephone line cord connectors at both ends

 

 

are pushed in firmly until they click.

 

¥

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.

No power on the

¥

Check the Ni-Cd battery pack for proper connection inside the

handset unit

 

battery compartment on the handset.

 

¥

The handset rechargeable Ni-Cd battery pack may need

 

 

charging.

 

Does not charge

¥

Check the Ni-Cd battery pack for proper connection inside the

 

 

battery compartment on the handset.

 

¥

The charging contacts and terminals may need cleaning with

 

 

an alcohol-dampened swab.

Range is limited

¥

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.

 

¥

The handset Ni-Cd battery may be weak. Recharge the Ni-Cd

 

 

battery.

 

¥

Refer to the section "Improving Cordless Reception".

Interference on

¥

Choose an alternate channel using the SCAN button on the

reception

 

handset.

 

¥

Refer to the section "Improving Cordless Reception".

Excessive static

¥

Refer to the section "Improving Cordless Reception".

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Contents MPH7825 Important Service Information Carton ContentsImportant Safety Instructions Battery Safety Instructions Installation PrecautionsFCC Notice Handset Controls DescriptionControls Location and Function Desktop USE Mounting PositionBase Unit Controls Wall USEWall Mounting No Standard Wall Jack Base Retainer TABBelt Clip Instruction Connecting the Headset Base Unit Power ConnectionTelephone Operation Handset Battery InstallationInitial Setup If the Handset is on the Base Unit After Hearing a Busy Tone When Placing a CallWhen the Handset is OFF the Base Unit and in Standby Mode If the Handset is OUT of the Base UnitAuto Channel Scan Manual Channel ScanImproving Cordless Reception Maximizing Battery LifeMaintenance DischargingTroubleshooting Symptoms Possible Solution / CauseAdapter Use only with Class 2 Power Source 9VDC 300 mA Technical InformationDistributed Exclusively by Memorex¨ MPH7825 Avertissement Renseignements Importants Pour Lentretien ET LARƒPARATION Contenu DE Lõemballage Mesures DE SƒCURITƒ Importantes PRƒCAUTIONS Ë Suivre Lors DE Linstallation Mise EN GardeAvis DU Ministere DES Comunications Honologue Parle MDCNUMƒRO DƒQUIVALENCE DE Sonnerie Emplacement ET Fonction DES Commandes Commandes DU COMBINƒPosition DE Montage Commandes DU SocleInstallation SUR UN Bureau Installation AU MUR sans plaque modulaire murale Installation DE LATTACHE-CEINTUREInstallation Murale Languette DE RƒTENTION DU SocleRaccorder LE Casque DƒCOUTE Installation DE LalimentationInstallation DU BLOC-PILES Raccord DE Lalimentation DU Socle Mise EN GardeSI LE COMBINƒ EST SUR LE Socle Installation InitialeFonctionnement DU TƒLƒPHONE SI LE COMBINƒ EST ƒLOIGNƒ DU SocleRappeler UN NUMƒRO DE TƒLƒPHONE DE LA MƒMOIRE Lorsque LE COMBINƒ EST ƒLOIGNƒ DU Socle ET EN Mode DattenteEntrer LES NUMƒROS EN MƒMOIRE Changer LES NUMƒROS PROGRAMMƒSBalayage Automatique DES Canaux Avertissement Hors DE PORTƒEAMƒLIORER LA RƒCEPTION DU Sans FIL Balayage Manuel DES CanauxEntretien SOLUTION/CAUSE PossibleOptimiser LA DURƒE DU BLOC-PILES Guide DE DƒPANNAGEDONNƒES Techniques Žlectriques ou ŽlectroniquesDistributed Exclusively By Memorp Inc