1. Introduktion
This manual provides essential instructions for the setup, operation, and maintenance of your Cisco 9841 IP Phone. Designed for modern office environments, this corded VoIP desk phone integrates secure enterprise calling and various communication features.
2. Produktet er slutview
The Cisco 9841 IP Phone is a desktop communication device featuring a 3.5-inch LCD screen, a numeric keypad, and dedicated function buttons. It supports Power over Ethernet (PoE) for simplified installation.

Figure 1: Cisco 9841 IP Phone
This image displays the Cisco 9841 IP Phone in Carbon Black. The phone features a 3.5-inch LCD screen, a standard numeric keypad, and function buttons. The handset is corded and rests on the left side of the base unit. The screen shows a time of 09:54 AM and a call number 4089023648, with options for Redial, New call, and Forward.
Nøglekomponenter:
- Håndsæt: Corded handset for private conversations.
- LCD skærm: 3.5-inch display for call information, menus, and notifications.
- Tastatur: Standard numerisk tastatur til opkald.
- Funktionsknapper: Dedicated buttons for features like Redial, New Call, Forward, Speakerphone, and Volume control.
- Netværksporte: Two RJ-45 ports for network connectivity and Power over Ethernet (PoE).
3. Opsætning
Follow these steps to set up your Cisco 9841 IP Phone:
- Tilslut håndsættet: Plug the coiled cord from the handset into the designated handset port on the phone base.
- Tilslut til netværk/strøm:
- Locate an Ethernet cable.
- Connect one end of the Ethernet cable to a network port (RJ-45) on the phone.
- Connect the other end of the Ethernet cable to a network switch or router that provides Power over Ethernet (PoE). If PoE is not available, a separate power adapter (sold separately) will be required.
- Starte op: The phone will power on automatically and begin its boot-up sequence. This may take a few minutes.
- Netværkskonfiguration: The phone will typically obtain network settings automatically via DHCP. If manual configuration is required, consult your network administrator.
4. Betjeningsvejledning
4.1 Grundlæggende opkaldsfunktioner
- Foretag et opkald:
- Lift the handset or press the Speakerphone button.
- Indtast det ønskede nummer ved hjælp af tastaturet.
- Press the "Call" or "Dial" softkey on the screen, or wait for the call to connect automatically.
- Besvare et opkald:
- When the phone rings, lift the handset or press the Speakerphone button.
- Alternatively, press the "Answer" softkey on the screen.
- Afslutning af et opkald: Hang up the handset or press the "End Call" softkey.
- Genopkald: Press the "Redial" softkey to call the last dialed number.
- Højttalertelefon: Press the Speakerphone button to toggle between handset and speakerphone mode during a call.
- Stum: Tryk på knappen Lydløs for at slå lyden fra på din mikrofon under et opkald. Tryk igen for at slå lyden til.
- Lydstyrkekontrol: Brug lydstyrkeknapperne (+ og -) to adjust the handset, speakerphone, or ringer volume.
4.2 Avancerede funktioner
- Flere linjer: The phone supports up to 4 total lines. Use the line buttons next to the screen to switch between active lines or initiate new calls.
- Viderestilling af opkald: Press the "Forward" softkey and follow the on-screen prompts to set up call forwarding.
- Opkalds-id: Incoming call information (number and name, if available) will be displayed on the LCD screen.
- Kompatibilitet: The Cisco 9841 IP Phone is compatible with Cisco Unified Communications Manager (CUCM), Webex Calling, Broadworks, and other 3rd party cloud calling platforms.
5. Vedligeholdelse
To ensure optimal performance and longevity of your Cisco 9841 IP Phone, follow these maintenance guidelines:
- Rensning: Brug en blød, tør og fnugfri klud til at rengøre telefonens yderside. Tør let ved genstridige pletter.ampRengør kluden med vand. Undgå at bruge skrappe kemikalier, slibende rengøringsmidler eller opløsningsmidler.
- Undgå væsker: Do not expose the phone to excessive moisture or submerge it in liquids.
- Kabelstyring: Sørg for, at alle kabler er korrekt tilsluttet og ikke filtret sammen eller klemt.
- Miljøforhold: Operate the phone within recommended temperature and humidity ranges as specified in the technical specifications.
6. Fejlfinding
If you encounter issues with your Cisco 9841 IP Phone, refer to the following common troubleshooting steps:
- Ingen strøm/display:
- Verify that the Ethernet cable is securely connected to both the phone and the PoE-enabled network port.
- If not using PoE, ensure the optional power adapter is correctly connected and plugged into a working power outlet.
- Ingen klartone:
- Kontroller netværkskablets forbindelser.
- Ensure the phone has successfully registered with your VoIP system (indicated by status icons on the screen).
- Contact your network administrator if the issue persists.
- Dårlig opkaldskvalitet:
- Check your network connection for stability.
- Ensure no other devices are consuming excessive bandwidth on your network.
- Try restarting the phone by disconnecting and reconnecting the network cable.
- Knapper reagerer ikke:
- Genstart telefonen.
- Ensure the phone is not in a locked state (if applicable).
For more complex issues, please contact your IT department or Cisco support.
7. Specifikationer
| Feature | Detalje |
|---|---|
| Model | 9841 |
| Producentens varenummer | DP-9841-K9= |
| Forbindelsesteknologi | ledning |
| IP-telefonteknologi | VoIP |
| Samlet antal telefonlinjer | 4 |
| Vis nummer | Ja |
| Højttalertelefon | Ja |
| Skærmtype | LCD |
| Skærmstørrelse | 3.5 tommer |
| Netværksporte | 2 x RJ-45 (PoE enabled) |
| USB-port | Ja |
| Farve | Carbon Black |
| Formfaktor | Desktop |
| Dimensioner (H x B x D) | 8.4 x 8.4 x 1.9 cm (omtrentligt) |
| Varens vægt | 2.9 pund (1.32 kg) |
| Kompatible enheder | Cisco Unified Communications Manager (CUCM), Webex Calling, Broadworks, other 3rd party cloud calling platforms, Cisco RoomOS devices, USB-compatible devices |
8. Garanti og support
For warranty information and technical support, please refer to the official Cisco website or contact your authorized Cisco reseller. Keep your product model number (DP-9841-K9=) and serial number readily available when seeking support.
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