The VTech CM18045 is a 4-Line Small Business System Cordless Handset, compatible with the CM18445/AM18447 console. It supports multi-line calls, intercom, conference (up to 6 parties), directory (100 entries), caller ID (50 entries), redial, speed dial, private mailbox answering system, paging, and hearing aid compatibility (T-Coil, TIA-1083). ENERGY STAR certified. Below are the key specifications, installation, operation, programming, and troubleshooting instructions.
Register the handset to the CM18445/AM18447 console before use. Install the console first, then expand with this handset. Install the handset close to a power outlet not controlled by a wall switch. Avoid placing near communication devices, heat sources, noise sources, dust, moisture, or extreme temperatures. Charge the battery for at least 16 hours before first use.
WARNING! Failure to read and follow all instructions carefully before installing or operating this control could cause personal injury and/or property damage. Save these instructions.
The VTech CM18045 is a cordless DECT 6.0 handset with backlit display, speakerphone, adjustable ringer, directory (100 entries), call log (50 entries), redial (10), speed dial (10), intercom, paging, and access to private mailbox answering system. Supports English, French, Spanish. Handset layout includes navigation keys, volume controls, line keys (1-4), mute, and headset jack.
Applications: Small business multi-line telephony; Compatible with DSL/Caller ID; Up to 9 handsets.
CAUTION! To prevent electrical shock/equipment damage, unplug before installation. Use only supplied adapters. If in doubt about wiring, consult qualified electrician.
WARNING! Do not use on circuits exceeding 120 VAC; improper use can cause shock/fire. All wiring must conform to local/national electrical codes. Avoid use during storms, near gas leaks, or with pacemakers without consulting doctor (keep 6 inches away). Dispose of batteries per local regulations. Install DSL filter if using high-speed internet. Inform parties before recording calls.
Power off old handset. Remove battery if applicable. Deregister from console if needed.
Plug charger power adapter into unswitched outlet. Install battery in handset (connector in, label up, slide cover). Place in charger for 16 hours. Register to console: On console, Menu > Registration > Register ext; press # on handset. For wall mount, use two 10mm screws 30mm apart.
Terminal Designations: Charger DC jack for power; Handset battery compartment and headset jack.
Standard Setup: Power outlet to adapter to charger DC jack; Battery into handset; Headset into 2.5mm jack.
Console Wiring: RJ11/RJ14 for lines 1-4 on console base; DSL filter if needed.
CAUTION! All wiring must conform to local/national electrical codes. Do not use switched outlets.
After charging, lift handset and listen for dial tone. Test by dialing a number and adjusting volume. Verify line indicators and CHARGE light.
Press INT, select extension, press SELECT; answer with INT or SPEAKER. Supports transfer and conference.
View via CID; new calls with icon. Dial back with line key; save to directory. Supports name/number display and memory match.
Access menu with MENU/SELECT. Set date/time, program directory/speed dial, configure ringer.
Enter menu via MENU/SELECT. Adjust LCD language, key tone, auto key lock, primary line, call privacy, hold reminder, handset name.
| Setting | Default | Options | Comments |
|---|---|---|---|
| Ringer Volume | Level 3 | 0-6/Off | For all lines |
| Ringer Tone | Tone 1 | 1-10 | Per line |
| Key Tone | On | On/Off | Beep on key press |
| LCD Language | English | English/Français/Español | Display text |
| Primary Line | Auto | Auto/Line 1-4 | Default line |
| Call Privacy | Off | On/Off | Prevent barge-in |
| Hold Reminder | Medium | Off/Low/Med/High | 3-min alert |
| Handset Name | Handset | Custom (10 chars) | Personalize |
| Symptom | Possible Cause | Corrective Action |
|---|---|---|
| Handset registration unsuccessful | Out of range, interference. | Follow registration steps; reset by removing from charger for 2 min. |
| Telephone doesn’t work at all | Power off, low battery. | Check power cord, battery; charge 16 hours; replace battery if needed. |
| No dial tone | Loose connections, wiring issue. | Move closer to console; check console wiring; try different phone. |
| Cannot dial out | Background noise, no tone. | Ensure dial tone; mute before dialing. |
| Cordless handset not performing normally | Out of range, interference. | Move closer; reset console (unplug 15 sec); avoid microwaves. |
| "Out of range" or "No power at base" | Distance, power issue. | Check power; move closer; reset system. |
| Batteries do not hold a charge | Aged battery. | Charge 16 hours; replace with BT283342. |
| Noise, static, or weak signals | Interference, DSL. | Install DSL filter; move from electronics. |
| Poor sound quality on speakerphone | Background noise. | Place on flat surface; mute when listening. |