Panasonic Easa-Phone VA-208 Скачать руководство пользователя

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Содержание Easa-Phone VA-208

Страница 1: ...nstallation EasamPhon Key Telephone System IIll lllll llllllllll llllllllll llllllllll 1 ...

Страница 2: ...ES AND INsTALLATlON AND CONNECTION OF BACKUP BATTERY UNIT VA 208641 IO 6 3 HOWTOMOUNTTHEMAINUNITONTHEWALL 11 7 INSTALLATION OF KEY TELEPHONE 12 7 1 VOLUME ADJUSTMENT 12 7 2 HOW TO MOUNT THE KEY TELEPHONE ON THE WALL 12 8 WIRING CONNECTION OF EQUIPMENTS 14 8 1 CONNECTION OF KEY SERVICE UNIT AND KEY TELEPHONE 14 8 2 INSTALLATION AND CONNECTION OF EXTENSION EC UNIT 18 8 3 INSTALLATION AND CONNECTION ...

Страница 3: ...k the equipment Check the parts according to the Packing Materials See Page 2 3 Perform installation work and adjustment of the Key Service Unit interior See Page 9 t f 7 Perform installation work and adjustment of the key telephone See Page 12 Perform installation and connection of the optional parts required See Page 18 Now the installation is com pieted Perform programming in accordance with th...

Страница 4: ...g parts BATTERY 1 Pee VAX 20880 TELEPHONE LINE CORD FOR WALL MOUNTING 2P VA 20864 BACK UP KEY SERVICE SCREW 3Pa KSUO OA Fuse small 2 P A I e lpcs 2A I a 1 we 8A 1 Pm 1A large 1 psS P OPERATING INSTRUCTIONS lpa INSTALLATION MANUAL lpcs OPERATIONAL PROCEDURES LIST 8 0 WARRANTY CARD lP FACTORY SERVICE CENTERS LIST 1 PCS OUESTIONNAIRE CARD IF STICK lpcs 2 ...

Страница 5: ...2 2 PACKING MATERIALS KEY TELEPHONE HAND VAX 20881 1 PC INDIVIDUAL AUTO DIAL 1 Pee v NAME CARD FOR A __ I 3 ...

Страница 6: ... 2 3 EXPLODED VIEW KEY SERVICE UNIT Names of each part of Key Service Unit FRONT COVER I INNER COVER MAIN BODY I 4 REAR COVER ...

Страница 7: ...2 4 EXPLODED VIEW KEY TELEPHONE Names of each part of key telephone TELEPHONE LINE CORD 1 HANDSET CORD HANDSET LOWER CASE I 5 ...

Страница 8: ...ker Radio TFI A c NOTE _ __ _ _ i _ l When installing a doorphone unit connect the doorphone adaptor to the main printed circuit board in the key service unit See Page 20 l When installing TELs 5 through 8 connect an extension EC unit to the main printed circuit board in the key service Illlit fSnn Paoe 18 1 _ I___ _ _ _ 6 ...

Страница 9: ...ed dial Individual memory 10 Common memory I 90 Number of digits 16 digits included PBX access code Redial 32 digits last dialed number 2 Specifications Dimension inch Height x Width x Depth and Weight pound Key Service Unit Key Telephone 14 1 x 10 5 x 3 8 3 9 x 6 i x 8 3 2 6 Power consumption W At standby I 10 Maximum 30 Note Specifications subject to change without notice 7 ...

Страница 10: ...Door unit VA 29663 l line extension bell I 2 To be connected to the specified telephones in power failure I VAX 20880 1 Wall mount telephone line cord VAX 20881 I Telephone line cord 7 feet VAX 20882 Telephone line cord 16 feet I VAX 20883 Telephone line cord 25 feet I VAX 20884 Handset cord 7 feet VAX 20885 Handset cord 15 feet VAX 20886 4 pin connector Modular screw terminal VAX 20887 Magnet for...

Страница 11: ...N THE INNER COVER Set to OFF position 9 NOTE l Please use rated fuses only l When replaceing fuse F5 and F6 detach by squeezing in the upper and lower surfaces of the plastic cover 1 3 EXPLANATION ON FUSES Fl IA AC Power Fuse F5 0 3A Power Line Fuse for TELs 1 and 2 F6 0 3A Power Line Fuse for TELs 3 and 4 Please note that the following fuses are installed in the places beyond your access F2 8A AC...

Страница 12: ...re checks Push in the cables from the top of the cable guide b f2 CONNECTION OF BACKUP BATTERY UNIT 3 1 Please turn off power switch before installing the battery unit 2 Install the battery unit to the key service unit 1 Effective operating time by backup battery Part Number of Power Failure Backup Battery Effective Operating Hours VA 20864 Approx 30 minutes 2 If there is a power failure of approx...

Страница 13: ... key telephone can be mounted and used on the wail volume level is increased by approximately 6 dB 1 RE INSERTION OF HANDSET GUIDE 1 Pull out the handset 2 Reverse the direction of guide in the arrow the handset guide and The key telephone with a built in speakerphone is installed with an exclusive adaptor for on the wall installations 2 REINSTALLATION OF THE LOWER CASE I Remove and disconnect 2 T...

Страница 14: ...nsions and install wood screws 0 16 in in diameter to the two places at the top Leave each of the screw hea sticking out 6 6 in or SO 3 1 Insert the mounting screw heads into the two upper 2 Pull down the rear case mounting holes on the case 3 The screw heads will be visible at the front when the rear case is pulled down thentighten the screws com pletely 4 install screws to the lower side Screwdr...

Страница 15: ...put cord from within the modular jack for a wall phone to the key service unit 2 Using a short cord connect the modular jack for a wall phone to the key telephone connector 3 Mate the lower case hole to projection of modular jack for a wall phone ...

Страница 16: ...on EC unit See page 18 II TEL CONNECTION TERMINAL Make connections to TELs 1 through 4 I 11 IIIIIIl llII 1 31 COLl ANDCOL2 II II Connect the Central Office Line COL to modular jack connector of COLl and COL2 respectively l For couolino of cable either of followina A B and C can be used and doorphone unit is connected bell is attached COUPLING ...

Страница 17: ...ULAR MODULAR CONNECTOR CONNECTOR MODULAR TERMINAL BOX 25 FEET CONNECTOR 200 FEET EY SERVICE UN11 TEL 5 6 KEY TEL TEL 7 8 S L TEL In case of using extension EC unit VA 2084 1I 2 25 FEET OR LESS 200 FEET OR LESS When VA 20841 is in usa Single Line Tel is connectable TEL 6 Central office line 200 FEET OR M I 22 AWG I 24 AWG I 26 AWG I EXI ...

Страница 18: ...feet 25 feet HANDSET CORD For a distanceof more than 200 feet Use a quad cable 11 When the key service unit and TELare within 25 200 feet range the cable available from the market can be used by connecting with a modular terminal For connecting see the left hand column f COUPLING OF QUAD CABLE l When key service unit and TEL are apart more than 260 feet use a quad cable without fail Quad cables as...

Страница 19: ...Press and connect the terminal with B portion of the modular clipping tool 2 For the modular terminal at the opposite side install the terminal in a reverse direction as shown in the illustration RED BLACK YELLOW YELLOW HOW TO CONNECT THE QUAD CABLE The quad cable marketed can not be connected to the modular connector l When using the quad cable terminal use screw terminal On one side connect the ...

Страница 20: ...elephones VA 20040 B For extending 2 key telephones and 2 SLTs VA 20841 to be released shortly B _ 7 NOTE PLEASE TURN OFF POWER SWITCH WITHOUT FAIL BEFORE INSTALLING THE EC UNIT J 1 A HOW TO INSTALL EC UNIT VA 20840 1 Put lower side of the EC unit to the rib 2 Push down the other side of the EC unit and fix it to the guide 3 Insert the EC unit connector to connector CNl of the main printed circuit...

Страница 21: ... and fix VA 20841 2 to the rib into the guide 3 Insert EC unit connector to connector CNl and of the UNIT CONNECTOR SLT CONNECTOR 2 EXPLANATIONS ON FUSES F7 0 3A Power Line Fuse for TELs 5 and 6 F8 0 3A Power Line Fuse for TELs 7 and 8 l Always use rated fuses only l In the case of EC unitVA 20841 there is one fuse L only 19 ...

Страница 22: ... CONNECTION OF CONNECTOR Insert the adaptor connector to connector CN3 on the main printed circuit board Brown cable to be upper side BROWN DDORPHONE ADAPTOR CONNECTOR CN3 r 3 CONNECTION OF DOORPHONE UNIT 1 Using a attachment cable having modular terminals at its ends connect the doorphone adaptor to the terminal box 2 Connect the doorphone units to the terminal box At this time connect doorphone ...

Страница 23: ...n DOORPHONE B DOORPHONE A ...

Страница 24: ...Doll EXT External music When using external music connect the equipment to an external music source such as radio music for example f 2 MOH TERMINAL Connect an external music source by the use of an RCA type plug Input impedance 20kR Input level 0 dBm I 3 1 VR2 VR2 enables you to control the volume of the con nected external music ...

Страница 25: ...comes available by con necting an amplifier to EPA terminals The amplifier volume can also be adjusted by EPA Volume Output volume 2 Connect the amplifier to EPA terminals by the use of an RCA type plug Out put impedance 8R AMPLIFIER 3 Connect speakers to the amplifier 23 ...

Страница 26: ...INGS COL INCOMING RING NIGHT INCOMING RING DOORPHONE CALL INTERCOM CALL DURING CONVERSATION COL AUTO ANSWERING COL INTERRUPTION SINGLE LINE TELEPHONES SET THE SPEAKERPHONE SERVICE CLASS OUTWARD DIALING RESTRICTION SETTINGS 44 RESTRICTED FROM DIALING STORED COMMON NUMBER 44 TYPE SET OF SERVICE CLASS 2 OR 3 45 PBX OUTWARD DIALING DIGITS 46 DIALING SIGNAL SENT TIME 48 MINIMUM PAUSE BETWEEN DIALING SI...

Страница 27: ... Initial Set Thus no programming is necessary to immediately use your telephone system However to properly change the System Settings COL Settings Key Telephone Settings or Outward Dialing Restriction Settings from the Initial Set to any other option the programming steps detailed under the Programming Settings for the desired feature must be followed A programming record chart is provided for eas...

Страница 28: ...ING S COL SETTING S KEY TELEPHONE SETTING S and OUTWARD DIALING RESTRICTION SETTING S Changing the Initial Set program or changing any feature programming which has already been made is easily performed by following the basic steps outlined below Step 1 Place the system in the programming mode This is done through the Key Service Unit as follows la Set the RAM switch to the HOLD side 1b Set the AC...

Страница 29: ... code for the desired feature option These feature activation codes are outlined under the corresponding feature in the Program Setting section of this manual As specified for the desired feature options depress the designated COL 1 COL 2 SPKR and REDIAL button to illuminate or extinguish the associated LED lamp as specified for the desired feature option These lamp settings are outlined under the...

Страница 30: ...cified above under Step 1 Set TEL Station 1 in the programming mode by depressing the SPKR button Dial the Feature Program Activation Code F m p Depress the COL 1 button if on to extinguish the LED lamp If the COL 2 LED lamp is off depress the COL button to light the LED lamp Depress the button on the Dial Pad to store the feature program change Depress the FLASH button and SPKR button in sequence...

Страница 31: ...to light the LED lamp OR To set the HOLD ON ALARM for 1 minute depress COL 1 button if extinguished to light the LED lamp If the COL 2 LED lamp is on depress the COL 2 button to extinguish the LED lamp OR To set the HOLD ON ALARM for 2 minutes depress COL 1 and COL 2 buttons if extinguished to light the LED lamps OR To deactivate the HOLD ON ALARM depress both COL 1 and COL 2 if on to extinguish t...

Страница 32: ...Easa Phone VA 208 System can be equipped for a maximum of two doorphones 0 The initial program setting is for a doorphone to be connected 0 To change the program setting perform the following steps Step 1 Step 2 Step 3 Step 4 4a Place the system in the programming mode See instructions in the General Operational Procedures Place TEL Station 1 in the programming mode by depressing the SPKR button D...

Страница 33: ...amp OR To set the INCOMING ALARM TIME for 30 seconds depress the SPKR button if on to extinguish the LED lamp Depress the button on the Dial Pad to store the program established in Step 4 Proceed to next feature program or to end programming depress FLASH button and SPKR button in sequence AUTO PAUSE This feature will allow a 2 second pause to be automatically inset ted after dialing the number 9 ...

Страница 34: ... through 5 for the first number then repeat Steps 2 through 5 for each additional number to be stored 0 To program commonly dialed numbers into the system memory perform the following steps Step 1 Step 2 Step 3 Step 4 Step 5 Step 6 Place TEL Station 1 in the programming mode by depressing the SPKR button Activate the Feature Program Activation Code by depressing the AUTO button Assign a two digit ...

Страница 35: ...ght the LED lamp If the COL 2 button is on depress the the COL 2 button to extinguish the LED lamp Option 1 COL 1 COL 2 DTMF 1 ON 1 OFF 1 Step 5 Depress the button on the Dial Pad to store the program established in Step 4 Step 6 Proceed to next feature program or to end programming depress FLASH button and SPKR button in sequence TYPE OF LINE This is required to indicate to the system the type of...

Страница 36: ...1 thru 5 for COL 1 and then repeat Steps 3 thru 5 for COL 2 0 The initial program setting is for no alarm 0 To change the program setting perform the following steps Step 1 Step 2 Step 3 3a Step 4 4a 4b Step 5 Step 6 Place the system in the programming mode See instructions in the General Operational Procedures Place TEL Station 1 in the programming mode by depressing the SPKR button Dial the appr...

Страница 37: ...tivation Code for the particular TEL Station to be programmed Step 4 4a For TEL Station l Dial Feature Program Activation Code m il m For TEL Station 2 Dial Feature Program Activation Code q p p For TEL Station 3 Dial Feature Program Activation Code E Fi p For TEL Station 4 Dial Feature Program Activation Code fl T rl p For TEL Station 5 Dial Feature Program Activation Code m F p For TEL Station 6...

Страница 38: ...ructions in the General Operational Procedures Place TEL Station 1 in the programming mode by depressing the SPKR button Dial the Feature Program Activation Code for the particular TEL Station to be programmed For TEL Station l Dial Feature Program Activation Code F r p For TEL Station e Dial Feature Program Activation Code m 14 w For TEL Station 3 Dial Feature Program Activation Code i m p For TE...

Страница 39: ...rogramming mode by depressing the SPKR button Step 3 Dial the Feature Program Activation Code for the particular TEL Station to be programmed For TEL Station l Dial Feature Program Activation Code w r Fj For TEL Station 2 Dial Feature Program Activation Code Fi pl p For TEL Station 3 Dial Feature Program Activation Code q p p For TEL Station 4 Dial Feature Program Activation Code m p pi For TEL St...

Страница 40: ...M INCOMING CALL DURING CONVERSATION on multiple TEL stations complete Steps 1 thru 5 for the first TEL Station and then repeat Steps 3 thru 5 for each remaining TEL Station you wish to change l The initial program setting is for all TEL Stations to have no INTERCOM INCOMING CALL DURING CONVERSATION 0 To change the program setting perform the following steps Step 1 Place the system in the programmi...

Страница 41: ...a time To change the COL AUTO ANSWERING on multiple TEL Stations complete Steps 1 thru 5 for the first TEL Station and then repeat Steps 3 thru 5 for each remaining TEL Station you wish to change 0 The initial program setting is for all TEL Stations to have AUTO ANSWERING 0 To change the program setting perform the following steps Step 1 Place the system in the programming mode See instructions in...

Страница 42: ...ions complete Steps 1 thru 5 for the first TEL Station and then repeat Steps 3 thru 5 for each remaining TEL Station you wish to change l The initial program setting is for all TEL Stations to have COL INTERRUPTION 0 To change the program setting perform the following steps Step 1 Place the system in the programming mode See instructions in the General Operational Procedures Step 2 Place TEL Stati...

Страница 43: ...0 The initial program setting is for no single line telephones 0 To change the program setting perform the following steps Step 1 Step 2 Step 3 Step 4 4a 4b Step 5 Step 6 Place the system in the programming mode See instructions in General Operating Procedures Place TEL 1 in the programming mode by depressing the SPKR button Dial the Feature Program Activation Code for the particular TEL Station t...

Страница 44: ...he particular TEL Station to be programmed For TEL Station l Dial Feature Program Activation Code F r WI For TEL Station e Dial Feature Program Activation Code q E Fi For TEL Station 3 Dial Feature Program Activation Code m pj a For TEL Station 4 Dial Feature Program Activation Code m p F For TEL Station 5 Dial Feature Program Activation Code w yi 171 For TEL Station 6 Dial Feature Program Activat...

Страница 45: ......

Страница 46: ...FF 1 ON Option 1 SPKR j REDIAL Class 3 1 ON 1 OFF Option 1 SPKR 1 REDIAL Class 4 j ON 1 ON Depress the button on the Dial Pad to store the program established in Step 4 Proceed to next feature program or depress FLASH button and SPKR button in sequence to end programming mode at TEL Station 1 OUTWARD DIALING RESTRICTION SETTINGS RESTRICTED FROM DIALING STORED COMMON NUMBER This feature designates ...

Страница 47: ...local area Geographic areas where you dia the area code and number should be assigned the Type A Service Geographic areas where you must dial 1 before dialing the area code and number should be assigned the Type B Service 0 To program the Type Set of Service Class 2 or 3 perform the f lowing steps Step 1 Step 2 Step 3 Step 4 4a 4b Step 5 Step 6 Place the system in the programming mode See instruct...

Страница 48: ...IGIT FOR O depress COL 1 COL 2 SPKR and REDIAL buttons if on to extinguish the LED lamps OR To set the PBX OUTWARD DIALING DIGIT for I depress the COL 1 COL2 and SPKR 1 buttons if on to extinguish the LED lamps If the REDIAL button is extinguished depress the REDIAL button to light the LED lamp OR To set the PBX OUTWARD DIALING DIGIT for 2 depress the COL 1 COL 2 and REDIAL buttons if on to exting...

Страница 49: ... 1 button if on to extinguish the LED lamp If the COL 2 SPKR and REDIAL buttons are extinguished depress the COL 2 SPKR and REDIAL buttons to light the LED lamps OR To set the PBX OUTWARD DIALING DIGIT FOR 8 depress the COL 1 button if extinguished to light the LED lamp If the COL 2 SPKR and REDIAL buttons are on depress the COL 2 SPKR and REDIAL buttons to extinguish the LED lamps OR To set the P...

Страница 50: ...ogram activation Code F p b Activate only one 1 of the following options To set the DIALING SIGNAL SENT TIME for 80 msec depress the COL 1 button if on to extinguish the LED lamp OR To set the DIALING SIGNAL SENT TIME for 160 msec depress the COL 1 button if extinguished to light the LED lamp Depress the button on the Dial Pad to store the program established in Step 4 Option 1 COL 1 16 msec 1 ON ...

Страница 51: ...LING SIGNAL to 80 msec depress I the COL 2 button if on to extinguish the LED lamp OR 4b To set the MINIMUM PAUSE BETWEEN DIALING SIGNAL to 160 msec depress the COL 2 button if extinguished to light the LED lamp Step 5 Depress the button on the Dial Pad to store the program established in Step 4 Step 6 Proceed to next feature program or depress FLASH button and SPKR button in sequence to end progr...

Страница 52: ...G METHOD COL 11 X COL 21 X I I co PBX or TYPE OF LINE COL 1 X c 3 COL 2 X n INCOMING COL ALARM NO ALARM CALL ARRIVING COL 1 X ALARM COL 2 X 1 COL INCOMING I RING NO RING RING COL 1 X COL 2 X NIGHT RING NO RING INCOMING RING COL 1 X I I COL 21 X 1 DOORPHONE CALL INTERCOM CALL DURING CONVERSATION COL AUTO ANSWER DP A DP 0 RING NO RING X X RING NO RING X AUTO ANSWER NO AUTO ANSWER X COL INTERRUPTION ...

Страница 53: ...COL INCOMING NO RING INCOMING RING DOORPHONE NO RING COL AUTO ANSWER COL INTERRUPTION SPEAKERPHONE SERVICE CLASS COL AUTO ANSWER COL INTERRUPTION SPEAKERPHONE SERVICE CLASS I I I I I ...

Страница 54: ...TERRU SET THE KEY TELEPHONE SPEAKERPHONE SPEAKERPHONE X CLASS 1 CLASS 2 CLASS 3 CLASS 4 SERVICE CLASS X I I COL INCOMING RING NO RING RING COL 1 X COL AUTO ANSWER COL INTERRUPTION I X I I h SET THE KEY TELEPHONE SPEAKERPHONE SPEAKERPHONE X CLASS 1 CLASS 2 CLASS 3 CLASS 4 SERVICE CLASS X ...

Страница 55: ...NSWER COL AUTO ANSWER X COL INTERRUPTION PRIVACY X NO PRIVACY SET THE SPEAKERPHONE SERVICE CLASS INTERCOM CALL DURING CONVERSATION COL AUTO ANSWER DPB X RING NO RING X AUTO ANSWER NO AUTO ANSWER X COL INTERRUPTION PRIVACY X NO PRIVACY SET THE KEY TELEPHONE SPEAKERPHONE SPEAKERPHONE X SERVICE CLASS CLASS 1 CLASS 2 CLASS 3 CLASS 4 X SINGLE LINE KEY TELEPHONE SINGLE LINE TELEPHONE TELEPHONES TEL 7 j ...

Страница 56: ...Y SET THE KEY TELEPHONE SPEAKERPHONE SPEAKERPHONE X SERVICE CLASS CLASS 1 CLASS 2 CLASS 3 CLASS 4 X I I SINGLE LINE KEY TELEPHONE SINGLE LINE TELEPHONE TELEPHONES TEL 7 1 X TEL 8 1 X RESTRICTED FROM RESTRICTED NO RESTRICTION FROM DIALING SHARED COMMON NUMBER X TYPE SET OF SERVICE CLASS 2 OR 3 PBX OUTWARD DIALING DIGITS TYPE A TYPE B X 0 1 2 3 4 5 6 7 8 9 X I I I I I I I I DIALING SIGNAL 80 MSEC 16...

Страница 57: ...PROGRAMMING TABLE I HOLD ON ALARM AUTO PAUSE ALARM TIME DIALING METHOD TYPE OF LINE INCOMING COL ALL ARRIVING INCOMING RING CALL DURING COL AUTO ANSWER COL INTERRUPTION SERVICE CLASS ...

Страница 58: ...RIVACY SET THE KEY TELEPHONE SPEAKERPHONE SPEAKERPHONE CLASS 1 CLASS 2 CLASS 3 CLASS 4 I SERVICE CLASS COL INCOMING I RING NO RING 1 RING jCOLl 1 NIGHT INCOMING RING DOORPHONE CALL INTERCOM CALL DURING CONVERSATION COL AUTO ANSWER I I RING NO RING COL 1 COL 21 RING NO RING DPA I DPB 1 RING NO RING AUTO ANSWER NO AUTO ANSWER COL INTERRUPTION PRIVACY NO PRIVACY SET THE KEY TELEPHONE SPEAKERPHONE SPE...

Страница 59: ...RVICE CLASS COL INCOMING 1 I RING NO RING RING COL 11 NIGHT INCOMING RING DOORPHONE CALL INTERCOM COL 2j COL 11 COL 2 DP A DPB RING NO RING RING NO RING RING NO RING CALL DURING CONVERSATION AUTO ANSWER NO AUTO ANSWER COL AUTO ANSWER COL INTERRUPTION PRIVACY NO PRIVACY SET THE KEY TELEPHONE SPEAKERPHONE SPEAKERPHONE CLASS 1 CLASS 2 CLASS 3 CLASS 4 SERVICE CLASS ...

Страница 60: ...ERPHONE SPEAKERPHONE CLASS 1 CLASS 2 CLASS 3 CLASS 4 SERVICE CLASS COL INCOMING RING NIGHT INCOMING RING DOORPHONE CALL INTERCOM CALL DURING CONVERSATION COL AUTO ANSWER COL 1 COL 2 COL 1 COL 2 DP A DPB 1 RING NO RING RING NO RING RING NO RING RING NO RING AUTO ANSWER NO AUTO ANSWER COL INTERRUPTION PRIVACY NO PRIVACY SET THE SPEAKERPHONE KEY TELEPHONE SPEAKERPHONE c Ass 1 CLASS 2 CLASS 3 CLASS 4 ...

Страница 61: ...RING ICOLl I 00 P CALL DURING s 0 COL AUTO ANSWER B COL INTERRUPTION SET THE KEY TELEPHONE SPEAKERPHONE SPEAKERPHONE CLASS 1 CLASS 2 CLASS 3 CLASS 4 SERVICE CLASS SINGLE LINE KEY TELEPHONE SINGLE LINE TELEPHONE TELEPHONES TEL 7 1 ...

Страница 62: ...7 06 09 10 11 12 13 14 15 16 17 16 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 61 62 53 54 55 56 57 58 59 60 61 62 63 64 66 66 67 68 69 70 71 72 73 74 75 76 77 78 78 80 81 82 83 84 85 88 87 88 FIRE 89 POLICE ...

Страница 63: ...Operating Instructions Easa Phon Key Telephone System VA 208 Panasonic Before operatmg this umt please read these mstructms COmPkteb ...

Страница 64: ...it generates radio frequencies RF Therefore keep the unit away from a TV set and radio to prevent noises Never use paint thinner and the like for cleaning a telephone If the telephone becomes too dirty wipe it off with a piece of cloth damped with a kitchen detergent then wipe it again with a dry cloth Keep the set installation terminals connectors etc free from water and so forth Also do not use ...

Страница 65: ...all arriving alarm 23 Volume control of arriving and monitor tones 23 Receiving with speaker 24 Flashing 24 Interruption to COL conversation 24 Outward dialing restriction 24 Night transfer 25 Hold recall 25 Automatic pausing 25 DTMF signal conversion 26 When providing Intercom Communication 27 1 2 1 2 3 4 5 2 6 When making an intercom alternate point answering 32 Convenient Features for Intercom ...

Страница 66: ... experienced radio television technician for additional suggestions The user may find the following booklet prepared by the Federal Communications Commission helpful How to Identify and Resolve Radio TV Interference Problems This booklet is available from the U S Government Printing Office Washington D C 20402 Stock No 004 000 00345 4 This telephone does not provide magnetic coupling to hearing ai...

Страница 67: ...other telephone 6 When providing COL conference CONVENIENT FEATURES FOR COL COMMUNICATION WHEN PROVIDING INTERCOM COMMUNICATION 1 When making individual access to intercom 2 When making simultaneous access to intercom 3 When temporarily holding the line 4 When transferring a conversation to another telephone 5 When providing an intercom conference 6 When making an intercom alternate point answerin...

Страница 68: ...ntering numbers in the memory and when automatically dialing a number stored in the memory Speaker Volume Control For adjusting the sound level of a voice from the speaker 17 Tone Ringer Volume Control For adjusting the volume of incoming ringing tone calling tone and voice 18 19 Volume Selector located on the back of the handset For enabling the sound level of your party s voice to be made louder...

Страница 69: ...ht up Dialing can be also done by lifting Handset Then pressing Line Selector Button or by just pressing Line Selector Button to activate monitor speaker 2 Press Dialing Buttons of the desired telephone number 3 In monitor Speaker mode pick up Handset after party has answered 4 Lift Handset I _______________________________ ___________ Now a telephone conversation with your i party is available I ...

Страница 70: ...y number 1 Press the vacant Line Selector Button Indicator 2 Press AUTO Button t 3 To dial the number stored press any two EI number from q p5J az i Now the number is dialed automatically I I I i____________________________________________J l la 1 Press the vacant Line Selector Button Indicator t 2 Press Emergency Button I 1 Now the emergency number is dialed auto j matically I I I c______________...

Страница 71: ...ton a l Intercom dialing tone a continuous tone will be heard 0 SPKR Indicator will light Up 2 Press AUTO Button 0 The intercom dialing tone will cease 3 Press Dialing Buttons aa z _7_ 4 Press telephone number to be stored l Up to 16 digits can be stored t 5 Press CONF Button 0 On completion of the storing operation an intercom tone will be heard 6 When storing additional telephone numbers in succ...

Страница 72: ...ored correspond to Dialing Buttons r c through 3 In case yfytoring nfindividual numbers into the memory dialing is also enabled by pressing one touch button 1 through lc instead of pressing AUTO Button and Dialing Buttons JjJ through 3 f 1 Press SPKR Button 2 Press Auto Button 3 Press Dialing Buttons for FIRE or q for POLICE 4 Dial telephone number to be sotred 5 Press CONF Button 6 Repeat steps 2...

Страница 73: ...ialing Buttons for the Desired telephone number to be stored 1 b ex zZj 3Zii xrZ8ZY 10 Press CONF Button 11 Press SPKR Button __ _________________ __ _ _ _____ I I Now in this case access number to MCI or j I I SPRINT is stored in q ja and the desir I ed telephone numbers are stored in T L___ __________________ _ ____ __ _ 17 When inserting a pause between dials Press HOLD Button it occupies a spa...

Страница 74: ...elector Button with a quick flashing Line Selector Indicator ________________________ _ ______ ________ Now a reply can be done to the calling station _ __ _ __ _____________ __J 4 WHEN TEMPORARILY HOLDING THE LINE 1 Stop the conversation for a while and press HOLD Button 0 0 l Line Selector Indicator of the held CO line will flash m The calling station will hear a HOLD ON music 1 By being connect...

Страница 75: ...rs tell party they have a call on Line one or Two 20 1 Stop the conversation for a while and press HOLD Button 2 Dial the desired intercom number 0 3 Wait for the party to answer the telephone tell party there is a call on line 1 or 2 4 Press CONF Button 0 A conversation among three parties is enabled 5 Hang up Handset 3 l The COL party and the party to whom the call was transferred can hear a han...

Страница 76: ...Button 0 2 Call the third party through the vacant CO line or intercom f 3 Give a message when the party is on the line 4 PressCONF Button r____ _____________________________ ______ i Now a conversation among three parties 1 can be had I I I I ____________________ __ ____________J 22 ...

Страница 77: ...s The set time is 20 seconds or 30 seconds after the arrival of the COL call However no alarm is sound NOTE About programming see the programming table in the Installation Manual 23 OFlashing FLASH Button a basi cally has a function equiv alent to hanging up and lift off again ed at the COL SC grammed pro E Interruption to COL conversation This has to be programmed The arriving ringing tone can be...

Страница 78: ...he phone will ring after 30 set 1 min or 2 min to remind you lAutomatic pausing This has to be programmed m If it is necessary to dial for an outside line the unit provides an automatic pause after dial number 9 NOTE About programming see the programming table in the Installation Manual 25 lDTMF signal conversion DTMF signal can be sent out although a dial pulse line is connected Make an outward d...

Страница 79: ...number z to call again ______ _______ 1Now the conversation with the called station is enabled I I ________ _____ _ ________ _ ____ ____ 27 2 WHEN MAKING SIMULTANEOUS ACCESS TO INTERCOM 1 Calling Fl 1 Lift Handset 2 Pressz Sharp Button a t 3 Press p of Dialing Button Make a call such as Ladies and gentlemen in I external paging feature will operate at the 28 Answering 1 Lift Handset I 2 Press s Sh...

Страница 80: ...s restored I_____________________ _______ _ ___ _ I 4 WHEN TRANSFERRING A CONVERSATION TO ANOTHER TELEPHONE 4 1 Press the HOLD Button 3 2 Dial station number of the telephone to which the conversation is to be transferred 3 Give a message when the party answers 4 Press CONF Button l All three parties may speak 5 Hang up Handset l Hanging up tone will be heard at the tele phones of the two parties ...

Страница 81: ...ion among three parties is I made available I c______________ _ _ _______ _ ___ _______ 3i 6 WHEN MAKING AN INTERCOM ALTERNATE POINT ANSWERING 1 Lift Handset V s 2 Press z 4sterisk Button 3 twice The intercom alternate point answering is available in the cases of a Doorphone Call Arriving and a Call arriving during Busy time When calls arrive at two telephones or more at the same time answering is...

Страница 82: ...eard from the speaker Receiving a call with the speaker This enables you to hear the party s voice through the speaker Press SPKR Button g while you are on the line The party s voice is still heard through the speaker even if you hang up the handset If you want to return again to the handset communi cation mode just lift the handset NOTE About programming see the programming table in the Installat...

Страница 83: ... Lamp indicators flash at the same time 1 875sec for COL 1 and COL 2 NOTE LS and 0 represent sound and lamp indications respectively 34 P INTERCOM COMMUNICATION ITEM INTERVAL REMARKS Intercom Normal Tsl m 0 5s c arriving Approxi 450Hz 0 JF y jY 0 125 ec O lZ51 c Intercom busy 0 Intercom hold Intercom dialing tone 5 Approxi 550Hz Intercom busy call confirmation tone RBT Approxi 550Hz Intercom busy ...

Страница 84: ...roviding the external paging only 2 When providing the simultaneous station call and the external paging at the same time Refer to the descriptions as to When making simultaneous access to intercom on Page 28 1 Lift Handset 0 2 Press z Sharp Button 3 Press 3 of Dialing Button 0 _ ______ _________ Now the external paging is available I I_ ___ _ ________ ________J EPA must be connected to an EXTERNA...

Страница 85: ...alling tone from the doorphone unit will be heard and INT Indicator will light up for appro ximately 15 seconds While the INT Indicator is lighting 1 Lift Handset 0 __ _____________ _________ _ __ __ _ _ _ 1 Now the doorphone communication is avail 1 able after the INT Indicator goes off I I I L________________________ __ _______ ___ 38 2 When answering through the telephone to which no doorphone ...

Страница 86: ...l disabled at the same the hold mode can be that the battery will ed in parallel time as the occurrence done only by the tele discharg soon of power failure phone that was held l SSD feature and re dialing feature are still available Telephones not l COL communication assigned for Power remains as it is only Failure when it is in use TEL 3 8 l Intercom will be disabled at the same time as the occu...

Страница 87: ...e to an incoming COL call HOLD Recall occurs again A mixed tone rings A mixed tone rings Connection is made to Doorphone when handset is lifted off At this time COL incoming call ringing tone is changed to incoming call during busy tone A mixed tone rings When the handset is lifted off connection is made to a doorphone call arriving later Prior incoming call arriving tone disappears Incoming call ...

Страница 88: ...ure When making a call again to the last dialed party this feature enables the redialing to be done without dialing the telephone number of the party Conference Simultaneous conversation through three telephones is enabled Emergency Call Dialing to FIRE POLICE isdone by just pressing one button Flashing Feature Dialing can be terminated by just pressing Flash Button in stead of hanging up handset ...

Страница 89: ...one VA 20820 approxi 14 1 x approxi 10 5 x approxi 3 approxi a approxi 3 9 x approxi 6 1 x approxi 6 3 approxi 2 6 Maximum approxi 30W Standby approxi IOW I n MEMO FOR YOUR CONVENIENCE CONVENIENT MEMORANDUM Model No Purchased Date I I Key Telephone System VA 206 Purchased Store TEL Panasonic Service Center TEL MEMO ...

Страница 90: ...hnical Information Easa Phon6 Key Telephone System VA 208 VA 208 10 VA 20820 Division of Matsushwa Electrx Corporation of America 91 238 Kauhl St Ewa Beach Honolulu Hawa 96808 0774 One Panasonic Way Secaucus New Jersey 07094 ...

Страница 91: ...cuit 1 5 WDCircuit 6 Power Failure Detect Circuit 7 TONECircuit 8 LinkICCircuit 9 Data Communication between TEL and KSU I 11 Data Communication between TEL and KSU 2 12 IC Port Explanation 13 EXPLANATION OF CIRCUIT OPERATION KEY TELEPHONE 16 1 Conversation 16 2 Functional Operation Circuit 17 3 Power Supply for TEL 18 4 A K Communication 19 TROUBLE SHOOTING GUIDE 20 ...

Страница 92: ...MBOL DESCRIPTION SYMBOL DESCRIPTION SYMBOL DESCRIPTION KSU Key Service Unit ICSD COL Detection Circuit DSR Data Transmission and Receive TX Central Line Transmit Tone Switch CLLC COL Loop Circuit XP Speech Path Switch PBS PB Dial Sender PAD COL Pad PS Power Supply MOH Hold on Music Source csc Current Supply Circuit BATT Battery PAGE Paging POW Power Transformer RGT Ringer Tone TONE1 2 Intercom Sig...

Страница 93: ... I TEL VA 20820 a S l u csc I RVC 17 x P I I I I i 1NT j X P 1 I I I I HS2 2 4 b PS DSR ...

Страница 94: ... and T61 Besides the signal sending circuit is formed with status on IC23 Analog switch pin No 6 when the signal is sending and rQ5r is close during the dialing to send the DTMF signal to the CO line R605 ICI1 C603 T61 PAD SW l 7 PAD circuit In case of the line resistance from the CO line is less than 300 ohms the sound quality will be corrected by the PAD switch which the switch turned to ON Inse...

Страница 95: ...upply is ON dot line side on the above figure 1 2 COL call answering circuit _ _ y _ A F To ZNR 601 DB61 rlllo C601 R601 y y C603 II _ u 1 Tone si I ZNR 602 Ro I 7 rP 30 I I I 1 I _ _ I Forming of the DC loop When operates COL call answering on Key Telephone RLI relay operates Refer to relay operation circuit to form approx 200 ohms DC loop by 0601 and R604 against to the CO line 2 Dial pulse sign...

Страница 96: ...seized Operates when the dial signal sending to COL 1 line by Di relay Operates when the dial signal sending to COL 2 line by Di relay Operates when the dial signal sending and the COL 1 line holding DS relay Operates when the dial signal sending and the COL 2 line holding DS relay Power supply to TEL Cut through at the power failure condition for TEL 1 Cut through at the power failure condition f...

Страница 97: ... IC31 Hold tone memory IC is actuated Generated memory output on IC31 pin No 5 and 6 is sent to IC27 and IC25 Amplifier and transmit it to CO line via IC23 and T61 Besides when SW1 is in holding condition status is supplied to IC23 Analog switch and formed the melody tone transmit circuit Simultaneously formed the CO line loop with rf51 contact operation by SW2 switch ON NOTES l When the SW2 is in...

Страница 98: ...lowing sequence 02 OFFI 03 ONI 04 ON Supplied 5V DC to IC2 Vcc pin No 24 and Q2 OFF Q3 ON Q5 ON QG OFF In case of the power failure Q6 is turned to ON condition by R22 and the backup battery is connected to IC2 Vcc pin No 24 for supply 5V DC voltage to the circuit At the moment of the power failure the transient time of switching over from AC mains to backup battery is backed up by C3 capacitor In...

Страница 99: ...cutes system reset with sending out status on ICI FIST pin No 26 and IC4 to 6 RST l WD circuit is monitor the status of data communication Inh signal of IC4 and address output of IC6 all times in case of either signals are stop and the circuit executes system reset with a following operation sequence ICI9 pin No 12or 13 is ICI9 pin No 11 is ICI9 pin No 10 is Qi OFF1 08 ONI ICI9 pin No 4 is ICI9 pi...

Страница 100: ...en AC power is failed Drops down the output of IC29 pin No 2 Qll OFFI when the voltage drops below the zener voltage of ZD3 Approx IOV status on IC8 pin No 2 The power source circuit is changed over to the Battery circuit by the following sequence Voltage comparator IC8 pin No 8 is 09 ONI Rl 9 ON and switch over to the battery circuit Battery alarm shall be emitted from TEL1 and 2 when the battery...

Страница 101: ...llator circuit Used for Intercom call tone 7 2 550Hz oscillator circuit Used for Intercom dial tone Busy tone and Ring back tone 7 3 16Hz oscillator circuit Used for CO incoming call tone which modulated with 450Hz 550Hz by 16Hz 8 ...

Страница 102: ... and IC IC9 to ICI I Release and connection between TEL and link IC is executed by control data from lC6 The control data output from IC6 is output to STR DO A to E pin terminal of 1 The operation of the data input to IC9 ICI 1 STR DO A E terminal is as follow l STR is the data for the activation of IC l DO is the data to make a selection either connection or release of TEL 0 A to E is the data fo...

Страница 103: ...a of A to E and release the ratch of cross point In case of Link IC input terminal SRT pin No IO is 0 the Link IC keep present operation even the data input to DO address Shall not operates ratch or release Data input timing chart of Link IC ON and OFF operat on Example of cross point IS 0 Can read I The relation chart for input and connections ICross I inoutCondltlon I I The Link IC Input data ch...

Страница 104: ...Output the data from KSU to TEL The data from HBI pin No 10 is output to pin No 3 and output is to H L terminal via TIOI pin No 9 10 to No 7 6 Data input from TEL to KSU The input data from TEL is induced to TIOI pin No 7 6 to No 4 2 via CIOI and input it to HBI STAT pin No then output it from HBI pin No 11 DC power supply to the speech path To the T R terminal DC power supply to the speech path i...

Страница 105: ...to TEL IC4 pin No 13 The data from KSU is output Low active from IC4 pin No 13 and input it to IC21 pin No 5 6 When the input data of IC21 pin No 5 6 is status the data is output from pin NO 4 to IC21 pin No 1 When status on IC21 pin No 2 the input data of IC21 pin No 1 is output the data 0 status from IC21 pin No 3 to HBI pin No lo then output the data from HBl pin No 3 toTEL 10 3 Data communicat...

Страница 106: ...8255AC COL 2 Incoming call COL 2 Incoming call detection COL 2 seize COL 2 ON status on dialing DP DTMF COL 1 Hold tone sending atus on disable ata output from KSU to TEL 1 0 0 late All letters for I O is in or out H enable L disable 13 ...

Страница 107: ...us on port A4 5 6 on Power ON 13 12 11 10 4 DPH Busy status on Normal O status on Busy 5 DPH Sel status on B selection status on A selection 6 EPA lontal status on Normal status on EPA 1 SPC TEL 3 to 8 on power faiIure status on power failure status on Normal 14 ...

Страница 108: ...11 3 IC6 UPD8255AC status on CO line seizure status on ...

Страница 109: ...erminal HSl ONI DBI Rectifier Sink circuit Provided to maintain conversation quality by constant current supply for various distance condition to the Central Office Exchange Tl Q4 Receiver amp R Receiver 1 2 Transmitting Transmission of the voice signal is output to T R terminal via following sequence MfC Q6 Transmitter amp Tl DBI HSI ON T R terminal NOTE When the transmission voice level is over ...

Страница 110: ...EL from KSU ICI pin No 37 is output the status Then status is input to IC5 pin No 5 via D5 and turn IC5 ON From the above process the CO incoming call tone which sent from T R terminal is sent out from IC5 pin No 3 to pin No 4 CO incoming call tone which sent out is input to IC6 via C15 and the input data amplified by IC6 then emit the call tone from SP 2 3 Intercom call tone sounds and Intercom v...

Страница 111: ...e output Hand set output l When the handset is OFF hook the off hook detection data is output to KSU with input the status on ICI pin No 16 by HS3 When depressed dial key ICI pin No 22 is output the status the status on pin No 12 of IC5 then turn the Key in tone switch IC5 pin No 11 IO to ON l The Key in tone output is output from receiver when depressed the dial key by the following sequence ICI ...

Страница 112: ...duced R9 03 IC3 pin No 6 The data eliminated DC current by C5 and C6 NOTE D2 is half wave rectifier ICI pin No 15 is receive the data from KSU only when the status is appeared on the A K communication receiver control terminal from ICI pin No 13 4 2 Transmitting of A K communication data The data of TEL is output to H L line from ICI pin No 14 via the sequence of IC2pin No 4 Formed pulse 02 base Q...

Страница 113: ...detect circuit Service check No CO incoming call 2 Link control point 5 Pane 26 I I CO answering Can not answer to CO call l A K communication input 2 RLl relay 3 Link control Service check point 6 Page 27 CO call hold No hold tone 1 RL5 relay operation 2 Analog SW IC operation Service check point 7 Pane 28 I I Co ca originate Can not CO call originate 1 RLl operation Service check DP 2 RL3 RL5 op...

Страница 114: ...I pin No 6 with following wave form Check of timer circuit Does it input to ICI pin No 16 with follow ing wave form 3 Check of ICI W R Does it output to ICI pin No 22 with follow ing wave form 42 __ _ ___ _ ____ ___ Measured with range Omsec 8 15 mSEC Measured with IOmsec and 2V range Measured with 1Omsec and 2V range 4 L3 lamp flashing circuit 01 Collector Does it output to ICI pin No 20 with fol...

Страница 115: ...BI pin No 3 Does the data from TEL output on HBI pin No 1 I 4 Does the data from TEL input to IC5 pin No 4 5 Does IC4 pin No 13 output the data to TEL 6 Does the data from TEL input to HBI pin No 10 from IC4 7 Does the access input data input to HBI pin No 8 9 1 STR lOpin 1 DO 4pin 1 I Check of Link IC control input In case of the dial tone send out to TEL1 Does the following wave form and voltage...

Страница 116: ..._ _ Measured with 5msec and 2V range Measured with 20msec and 2V range 5 IC4 13 pin 6 HBI IO pin ___ _ _ _ __ T 4 8V __ _ _ _ __ ___ L 4 8V I I lk ____ _ _ _ AL Measured with 5msec and 2V range 7 HBl 12 pin Measured with 5msec and 2V range Measured with 1Omsec and 2V range 8 HBI 8 9 pin 8 pin LLLlLLLl _k Measured with 1Omsec and 2V range rr rr rr rr T 9 pin 5v _LLLI LL LI Measured with 1Omsec and ...

Страница 117: ... TEL2 I Does the data from KSU output to TEL2 when the call from TEL1 to TELP Does it output Measured with 2msec and 2V range 2 Does the control data from IC6 output to ICI0 when call from TEL1 to TEL27 Does ICI0 connects TEL2 and Tone unit Cross point Q201 Does it output intercom incoming call tone TEL 2 L Can it be input condition 24 ...

Страница 118: ... Does it output L I Measured with 5msec and 50m range 2 Does IC9 connects TEL1 and TEL2 when TEL2 is answered and the control data is sent from to IC9 _e Cross point 4 I 1 t Cross point 0 I I I I I I I i _ _ _ ___ I _I_ I 4 IF 3 I I gA a I I 2 I I 1 I I 5c IC6 I 1 6D IC9 40 7E 39 I 1 I I 4 DO I 1 STR Yl 38 I I 10 20 r I 10 21 ym RI03 R104 c202 l 4 R203 Q201 C203 R202 form the intercom Does it T R2...

Страница 119: ...t 2 Does the control data output from IC6 to ICI0 when the CO incoming call data is input to IC4 pin No 4O In case of TEL1 programed to be sounds 1 4 r j I sA 3 ICI0 I I 2 I I I I 1 I I I IC6 40 I I 39 I I I I i 4DO I f Cross I X2 17 I 37 I I I I I t STR Ql5v DO I I A 8tiV I I I I Cp I point 2 Tone Unit R103 I Cl05 I v RI04 I k Does CO incoming call tone output TEL1 Dp Can it be input condition E ...

Страница 120: ...erates by the answering of TELI I 1 t Dbes RLI operates with 0 status Does it output 0 status 3 Does IC6 output the control data to ICI 1 by answering on TELI Does ICI1 connects the conversation between TEL1 and COLI Cross point 0 I I x0 12 COL 1 I Q13 2 E Ic 6 4 f l gA 3 I I 8 2 I I gB C I I I 6D IC 11 40 1 1 39 11 YO iLR 1 Il 1 STR 101 21 t STR Don 1 A 6 Can it be input condition C D E IC24 12 I...

Страница 121: ...23 I I IC4 Does it output Dbes it operates on hold status on hold Does it output 0 status 2 Does it output the hold tone In case of COLI hold Does it output the hold tone f Hold tone transmit circuit 24 1 2 IC4 I COL2 25 I I I I I Does it output 0 status Does it output status when sending the hold tone when sending the hold tone 28 ...

Страница 122: ...ial tone can be heared t Does RLI operates by Does it output Q J status Q status 2 Does R L3 and 5 operates by call dialing data of TEL 20 21 IC4 22 23 1 1 1 RL3 RL4 RL5 RL6 Qi3 IC24 I 0 I t 1 Does R L5 operates during the dialing Does it output 0 status Does R L3 function ON and OFF with dial pulse For example In case of press the dial key 3 wI f Does it output 5V 12 3 29 ...

Страница 123: ...he DTMF dial signal 013 IC24 h G 0 IC24 Does it operates when the DTMF dial sending Does it output status r 7 _ When dialled 1 I I Does it output the DTMF signal I I ICI2 f Does it output the 10 I 3 DTMF signal 19 COLi 1 4 COL2 20 1 5 I COL3 COL 1 21 IC5 22 i4 ROWi I3 ROW2 23 I2 ROW3 24 ROW4 Does it output 0 status on COLI and ROWI 14 I IC4 I 15 I t 1 Does it output 0 Does it output Explanation of...

Страница 124: ... failure I1 Does it supply the battery voltage R4 2 ZD Battery side with 5 i t I I R48 I RL9 DlO ib 0 CC52 Battery I Ia 2 1 Does Qll turn to OFF when the AC power is failed 2 Does IC8 pin No 2 return to status by 011 is OFF 3 Does Q9 turn to ON 4 Does R L9 operates ...

Страница 125: ... This manual is for the key telephone with built in speakerphone and optional equipments of the key telephone system VA 208 Panasonic Panasonic Company Panasonic Hawaii Inc Division of Matsushita Electric Corporation of America 91 238 Kauh St Ewa Bearh Hor olulu Hawaii 96808 0774 One Panasonic Way Secaucus New Jersey 07094 ...

Страница 126: ... T R terminal HSI ON DBI Rectifier Sink circuit Provided to maintain conversation quality by a constant current supply for various distance conditions to the Central Office Exchange Tl Q4 Receiver amp R Receiver Transmitting circuit The send signal is connected to T and R terminal via the following path MIC 06 Transmitter amp Tl DBI HSI ON T R terminal NOTE When the send voice level is over the sp...

Страница 127: ...hen the signal becomes 0 and turns OFF the COL lamp when the signal becomes 0 This is the reason the COL lamp flashes 2 Sounding of COL incoming call tone When the COL incoming call tone sounding signal is inputto the TEL from the KSU pin 37 of ICI becomes level Then the level signal is sent to pin 5 of IC5 via D5 and turns IC5 ON From the above process the COL incoming call tone which is sent fro...

Страница 128: ...ction signal is sent to the KSU with input the on pin 16 of ICI by HS3 When the dial key is pressed pin 22 of ICI outputs the level on pin 12 of lC5 then turns the Key in tone switch IC5 IO 11 to ON l The Key in tone output is outputted from the receiver when the dial key is pressed by the following path ICI 27 Q5 Amp f IC5 11 f IC5 10 C13 T2 Receiver 2 Speaker output l When the dial key is presse...

Страница 129: ...DUCTION This manual is for the key telephone with built in speakerphone and optional equipments of the key telephone system VA 208 Panasonic Panasonic Company Panasonic Hawaii Inc Divismn of Matsushita Electric Corporation qf America 91 238 Kauh St Ewa Beach Hor olulu Hawaii 96808 0774 One Panasonic Wav Secaucus New Jersey 07094 ...

Страница 130: ...ne 8 1 8 Send Voice Signal Detecting Circuit 9 1 9 Receive Voice Signal Detecting Circuit 9 1 10 VoiceSwitch I 0 2 Extension Card VA 20840 VA 20841 I1 2 1 Data Communication between Key TEL and KSU I1 2 2 Data Communication between SLT Single Line Telephone and KSU I2 2 3 Incoming Tone Oscillation Circuit VA 20841 13 2 4 DTMF Signal Receiving Circuit VA 20841 I3 3 Doorphone adaptor VA 20860 I4 3 1...

Страница 131: ...tion signal is sent to the KSU with input the on pin 16 of ICI by HS3 When the dial key is pressed pin 22 of ICI outputs the level on pin 12 of IC5 then turns the Key in tone switch IC5 10 11 to ON l The Key in tone output is outputted from the receiver when the dial key is pressed by the following path ICI 27 Q5 Amp IC5 11 IC5 10 f Cl3 T2 Receiver 2 Speaker output a When the dial key is pressed t...

Страница 132: ...ppears on the A K communica tion receiver control terminal from pin 13 of ICI Transmitting of A K communication data The data of the TEL is sent to H and L line from pin 14 of ICI via the following path IC2 4 02 Base f Q2 Collector PTI 9 10 PTI 6 7 C5 and C6 1 5 Speech path change circuit ICI 0 0 When the SPKR button is pressed the voltage level at pin 21 of ICI on the main P C B PB3942 becomes I ...

Страница 133: ...r to be supplied to the MIC The send voice signal is connected to the COL via the following path MIC IC6 IC2 VR2 lCl Tl COL In addition the send voice signal is also input to the Voice SW via the following path MIC IC6 IC2 VR2 ICI Voice SW If there is any receive signal since the voltage level at pin 6 of IC2 is caused by the Voice SW to drop the send signal level also becomes low ...

Страница 134: ...e signal is connected to the speakerphone via the following path COL ICI VRl IC2 CN5 8 Main P C B IC6 Speakerphone In addition the received voice signal is also inputted to the Voice SW via the following path COL ICI IC4 ICI Voice SW If there is any send signal presente pin 13 of IC2 Voice SW goes 0 causing the receive signal to be cutoff at IC2 8 ...

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