INSTRUCTION MANUAL MASTER STATION AI-MS900 Be sure to leave system installations, adjustments, and data settings to the dealer from whom you have purchased. Please follow the instructions in this manual to obtain the optimum results from this unit. We also recommend that you keep this manual handy for future reference.
TABLE OF CONTENTS 1. SAFETY PRECAUTIONS ............................................................................................. 3 2. FCC REQUIREMENTS .................................................................................................. 3 3. INDUSTRY CANADA REQUIREMENTS ................................................................ 4 4. INSTALLATION PRECAUTIONS .............................................................................. 4 5. GENERAL DESCRIPTION ........................
1. SAFETY PRECAUTIONS • Be sure to read the instructions in this section carefully before use. • Make sure to observe the instructions in this manual as the conventions of safety symbols and messages regarded as very important precautions are included. • We also recommend you keep this instruction manual handy for future reference. WARNING CAUTION Indicates a potentially hazardous situation which, if mishandled, could result in death or serious personal injury.
(4) If the AI-900 disrupts the telephone network, the telephone company can discontinue your service temporarily. If possible, the telephone company will notify you in advance. If advance notice is not practical, they will notify you as soon as possible. You are also informed of your right to file a complaint with the FCC. (5) The telephone company can make changes in its facilities, equipment, operations, or procedures that can affect the operation of your equipment.
. GENERAL DESCRIPTION The AI-MS900 can make calls to or receive calls from the substation or the master station (telephone). It utilizes 2 pairs of twisted cables. 6. NOMENCLATURE AND FUNCTIONS [Front] [View A ] View A 1 3 4 18 19 20 2 5 HANDSET SP. VOL. 7 REGISTER Do not connect thei jack to telephone line. OFF ON LINE MINI. MAX.
7. INSTALLATION 7.1. Mounting 7.1.1. Desk-top mounting Connect the supplied modular-plug cord. 7.1.2. Wall mounting Pull out, rotate, and reset the cradle hook, then mount the station on the wall using the supplied wall mounting frame. Remove the cradle hook.
.2. Connection and Adjustment 7.2.1. External speaker connection Follow the procedures below when connecting an external speaker (8Ω). Step 1. Remove the AI-MS900's rear terminal cover and set the internal slide switch to the [EXT. SP] position. Internal/External speaker selection switch Terminal cover EXT.SP terminal Microphone sensitivity control Internal speaker volume control Step 2. Connect the speaker cable to EXT.SP terminal. Speaker cable Step 3. Replace the removed terminal cover in place. 7.
. OPERATION 8.1. Calling a Substation Step 1. Dial the desired substation number. (Dialing can be performed with the handset on-hook or offhook.) 1 Step 2. Following a brief call tone, the master station is automatically connected to the substation. The master station's voice is heard at the substation while the master station operator is talking, and the substation's voice is only heard at the master station when the master station operator stops talking. 2 Brief call tone Step 3.
Step 3. The call tone stops and conversation can proceed when the called party answers. Step 4. To terminate the conversation, replace the handset or press the [C] key. or C 8.3. Being Called Call tone Step 1. A trill call tone is heard. Step 2. Lifting the handset stops the call tone and permits conversation to proceed. (A response can also be made by pressing the [PTT] key for handsfree conversation.
8.4. Conversation Method There are three different conversation methods possible when the master station is used. The conversation method is determined by the other party's station type and handset use. (1) Voice-operated switching conversation ("VOX" in the table below) When both parties are talking coincidentally, the master station's (telephone's) party voice is transmitted to the substation. If the master station's party stops talking, the substation's party voice can be heard at the master station.
8.5. Calling Party Display and Selective Response 8.5.1. Calling party display The master station can only display one of up to 64 calling stations by means of its 6-digit number or 8character name. When the master station simultaneously receives calls from two or more stations, the station with the highest priority is displayed, and other waiting stations are displayed in order of priority as the [REDIAL] key is pressed. (Substation priorities are registered by system programming.
8.5.2. Selective response When multiple calls are simultaneously made to the master station, the master station can select and answer any desired calling party. (Note this function can only be performed by a dedicated master station and not a telephone.) [Operation] Step 1. Press the [REDIAL] key, and the station number or name of the second calling party will be displayed. (Subsequent depressions of the [REDIAL] key cycle the display through all waiting station numbers or names.
8.6. Auto Dialing 8.6.1. Auto dialing key call A one-touch press of an auto dialing key automatically dials the station number or functional number of dialing sequence to activate Paging, Call Forwarding, or other functions assigned to into that key. There are 8 auto dialing keys [1] – [8]. Call 1 No. 93 Auto dialing key 8.6.2. Auto dialing key registration Step 1. Set the [REGISTER] switch on the master station's top panel to the ON position. The display panel will be placed in registration mode.
Step 5. Press the new keys to register using the dialing keys [0] – [9] or function keys [ ], [#] or [REDIAL]. 2 : 123456 Example of "123456" being entered Notes • If the [C] key is pressed before dialing a complete number, the contents before the [C] key was pressed are all erased. • Mark "-" is displayed when the [REDIAL] key is pressed. • The display shown below is an example of entering the functional number of paging. 2 : 80# Step 6.
Step 5. Press the [PTT] key again. The erasure is then completed, as indicated by a confirmation tone. 2: Example of auto dialing key [2] Step 6. Shift the [REGISTER] switch back to the OFF position. The station will be placed in standby mode. 1 1 : 5 9 am 8.6.4. Auto dialing key registration confirmation Step 1. Set the [REGISTER] switch on the master station's top panel to the ON position. The display panel will be placed in registration mode. Re g – m ode Step 2. Press the [PTT] key.
8.7. Redial By one-touch pressing the master station's [REDIAL] key, the last dialed number will be dialed again. 9 2 Call REDIAL No. 92 9.