SC3123 User Guide
1. INSTALLING OR REPLACING THE BATTERY
Install 3 Alkaline AA batteries into the battery compartment and
Connection and conditions for use
You can connect your SC3123, to public networks in the United Kingdom or to an approved PBX using DTMF signaling. Each item of telephone equipment (phones, fax machines, etc.) has a ringer equivalence numbers (REN). The RENs of all equipment connected to an exchange line must not add up to more than 4 otherwise, one or more phones may not ring and/or answer calls correctly.
SC3123 has a REN of 1, and most other telephones have a REN of 1 unless marked otherwise.
2. SWITCH OPERATION
IDD LOCK switch
Use the keys provided in the package. The telephone allows all outgoing number if the key is on red point. It cannot dial outgoing number starting with digit 0 when the key is on green point.
3. SOFTWARE SETTING
Press the SET key to enter menu setting. The LCD panel will display SET 1 DATE, press the UP/DOWN key to select the different options. Press the SET key again to confirm. Use the UP/DOWN key to select the mode you need. After completing the setting, press the SET key to go to next item. To exit menu, press the DEL key.
By pressing the SET key in the
SET ITEM
DATE/TIME
OPERATIONS
LCD displays SET 1 DATE, press the SET key to enter this mode. The
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