Brand: SIEMENS
Category: Telephones
Document Type: Manual
Language: EN
Manual for C47H
Uploaded: Nov. 21, 2025, 8:46 p.m.
Warranty Information
24-month manufacturer's guarantee for new devices against manufacturing or material faults.
The handset at a glance
Familiarize yourself with the handset's controls and features:
- Display: Shows status information and menu options.
- Display keys: Context-sensitive keys below the screen.
- End call key: Ends calls, cancels functions, and returns to idle status.
- Talk key: Answers calls and initiates calls.
- Handsfree key: Switches between earpiece and handsfree mode.
- Control key: Navigates menus and adjusts settings.
First Steps
Setting up your phone is straightforward:
- Insert batteries: Ensure correct polarity.
- Register handset: Place handset in the base station (automatic) or follow manual registration steps.
- Charge batteries: Initial charge of seven hours is recommended.
Making calls
You can make external calls by entering the number and pressing the talk key, or use speed dial options.
Using the directory and lists
Save up to 150 entries in the directory and call-by-call list for quick access to numbers.
Troubleshooting and error codes
| Problem | Solution |
|---|---|
| The display is blank. | 1. Handset is not turned on: Press and hold the end call key. 2. Batteries are almost flat: Charge or replace batteries. |
| Keys do not respond. | Keypad lock is activated: Press and hold the hash key. |
| "Base station x" flashes. | 1. Handset is out of range: Move closer. 2. Handset deregistered: Register handset. 3. Base station not on: Check mains adapter. |
| Handset does not ring. | Ringer tone is switched off: Activate ringer tone. |
| The other party cannot hear you. | Microphone is muted: Activate microphone again. |
| Error tone when keying input. | Invalid input: Repeat operation or check user guide. |