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SECTION  502-541-407 

3. 

CONNECTIONS 

3.01 

The  564HK  and  564HL  telephone  sets  are 

factory-wired  for  use  with  lAl,  1A2,  or  6A 

key  telephone  systems  (KTS).  These  sets  are  not 
equipped  or  intended  for  use  with  exclusion, 
speakerphone,  or  lA KTS. 

3.02 

The 564HL telephone sets are factory-equipped 
with a  KS-20419Ll  (10  volt AC  only) buzzer. 

Page  2 

3.03 

Current  models  of  the  564HL  telephone 

sets are furnished with the  HlB  ringer. 

3.04 

Red and  black ringer leads  are  factory-wired 
to  terminals  RR  and  RT.  Refer  to  notes  in 

Fig.  3  for  ringer  connections  when  bridged  ringing 
on a particular line  is desired. 

BSP 502-541-407-i03_1973-06-02.jpg  Scanned by Frank Harrell, (Cowboy Frank) Castle Rock, Colorado  Feb 02,2012  19:09:20 

Summary of Contents for 564HK

Page 1: ...of set 2 To replace housing guide lower front of housing over pushbuttons align housing with base of set and gently press housing into place Tighten captive screws in base of set 2 04 Replace cracked pushbuttons or collars Remove accumulated dirt or film from lamps collars and pushbuttons with a water dampened cloth DO NOT USE SOL VENTS OF ANY KIND If cleaning does not correct binding of pushbutto...

Page 2: ...ephone sets are factory equipped with a KS 20419Ll 10 volt AC only buzzer Page 2 3 03 Current models of the 564HL telephone sets are furnished with the HlB ringer 3 04 Red and black ringer leads are factory wired to terminals RR and RT Refer to notes in Fig 3 for ringer connections when bridged ringing on a particular line is desired BSP 502 541 407 i03_1973 06 02 jpg Scanned by Frank Harrell Cowb...

Page 3: ...te or intercommunicating lines with the signal key common to each line The signal key under con trol of the line switch will operate the signal circuit of each line when associated pickup key is depressed Use S lead on 2nd 3rd or 4th pickup key as required Notes 1 All convertible key positions are arranged in the factory as pickup positions To con vert a key position from pickup locking to signali...

Page 4: ...E HIA RINGER AS FOLLOWS BK TO RT S TO K OF NETWORK S R TO A OF NETWORK R TO RR 2 IF CAPACITOR IS NOT REQUIRED IN RINGER CIRCUIT MOVE S RINGER LEAD TO A TERMINAL FOR HIA RINGER OR R RINGER LEAD TO A TERMINAL FOR HIB RINGER 3 FOR BRIDGED RINGER SERVICE MOVE R AND BK RINGER LEADS TO RING AND TIP RESPECTIVELY OF LINE INVOLVED TO SILENCE RINGER INSULATE OR STORE R AND BK LEADS ON A AND K TERMINAL OF NE...

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