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BBK BKT-39P/T RU, Service Manual

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Telephone Equipment

MODEL: BKT-39P/T RU

Basic Phone

MAIN FEATURES

1. Advanced electronic circuit design
2. Durable engineering material
3. Clear voice quality system
4. Crystal ringing with volume adjustable
5. Pulse/Tone selectable.
6. Pause/Flash/Redial/Mute Button
7. Two indicators
8. Several optional color
9. International high-quality certification guarantee (ISO9001)

Service Manual

Summary of Contents for BKT-39P/T RU

Page 1: ...ircuit design 2 Durable engineering material 3 Clear voice quality system 4 Crystal ringing with volume adjustable 5 Pulse Tone selectable 6 Pause Flash Redial Mute Button 7 Two indicators 8 Several optional color 9 International high quality certification guarantee ISO9001 Service Manual ...

Page 2: ...HI Switch 2 Answering a Call 2 Making a Call 2 Redial Button 2 P T Button 3 PAUSE Button 3 FLASH Button 3 Notepaper Case 3 Location of Controls 4 Block Diagram 5 Explosion Diagram 6 IC Data 7 10 Elements Diagram 11 PCB Diagram 12 Replacement Parts List 13 14 Troubleshooting 15 Contents ...

Page 3: ...h quality certification guarantee ISO9001 INSTALLATION a The telephone set shall be installed in a safe place where is shady and cool dry ventilate and erosive gas free b Connect one end of the coiled line to the jack of the handset connect the other end of the coiled line to the left jack of the telephone base set And then plug one end of the telephone cable to the telephone line jack and plug th...

Page 4: ...talking place the handset back on the cradle Making Calls 1 Lift the handset the IN USE indicator will light up 2 Dial the telephone number after hearing a dial tone 3 Hang up the handset upon completing the conversation REDIALButton 1 If the dialed number is busy or you want to dial the last call again press the hook and release it for a new dial tone 2 Press the REDIAL button and release it 3 Th...

Page 5: ...lding the MUTE button prevent the other party on the telephone line to hear your voice In the condition that you are going to speak to the third party around you but not willing to let the other party of the telephone line hear your conversation After release it the conversation turn back normal VOLUME Button If the other party s voice is too soft you can press VOLUME button firmly to increase and...

Page 6: ...DIAL FLASH PAUSE BKT 39P T RU TONE VOLUME Button TONE Button MUTE Button R Button IN USE Indicator REDIAL Button FLASH Button PAUSE Button Dial Buttons Handset RING Indicator VOLUME Button TONE Button MUTE Button R Button IN USE Indicator REDIAL Button FLASH Button PAUSE Button Hook Switch Handset Coiled Line Built in Speaker ...

Page 7: ...5 Block Diagram ...

Page 8: ...6 Explosion Diagram ...

Page 9: ...7 IC Data Ringer ...

Page 10: ...8 IC Data Ringer Vcc Tr Csf Rsf ...

Page 11: ...9 IC Data ...

Page 12: ...10 IC Data Pin Description ...

Page 13: ...Elements Diagram 11 ...

Page 14: ...PCB Diagram 12 ...

Page 15: ...13 Replacement Parts List ...

Page 16: ...14 Replacement Parts List ...

Page 17: ...ne cord line is connected firmly to the base unit and the telephone jack 2 Make sure the handset is placed correctly There is no dial tone 1 Please check whether the telephone line is disconnected or loose 2 Please check whether the telephone line has signal Can not dial out Please check whether the TONE PULSE switch is on a correct position and whether the telephone is connected and plugged well ...

Page 18: ...Telephone Equipment MODEL BKT 39P T RU Basic Phone ...

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