KX-TS840B/KX-TS840W 1 Safety Precautions 1.1. For Service Technicians • Repair service shall be provided in accordance with repair technology information such as service manual so as to prevent fires, injury or electric shock, which can be caused by improper repair work.
KX-TS840B/KX-TS840W 2.1.1. Suggested PbF Solder There are several types of PbF solder available commercially. While this product is manufactured using Tin, Silver, and Copper (Sn+Ag+Cu), you can also use Tin and Copper (Sn+Cu) or Tin, Zinc, and Bismuth (Sn+Zn+Bi). Please check the manufac turer's specific instructions for the melting points of their products and any precautions for using their product with other materials.
KX-TS840B/KX-TS840W 3 Specifications Power Source: From telephone line Redial: The unit redials the last dialed number Handset : 3 cm (1 13/16") PM dynamic type 150 Speaker Unit : Microphone: Electric condenser microphone Input Jack : Telephone Line Operating conditions: 0C - 40C, 20 % - 80 % RH relative air humidity (dry)
KX-TS840B/KX-TS840W 4 Location of Controls and Components Refer to the Operating Instructions. Note: You can download and refer to the Operating Instructions (Instruction book) on TSN Server. 5 Installation Instructions Refer to the Operating Instructions. Note: You can download and refer to the Operating Instructions (Instruction book) on TSN Server.
KX-TS840B/KX-TS840W 7 Schematic Diagram 7.1. For Schematic Diagram 1. DC voltage measurements are taken with voltmeter from the negative voltage line. 2. The schematic diagrams may be modified at any time with the development of new technology.
You can download and refer to the Operating Instructions (Instruction Book) on TSN Server. Safety Ref. No. Part No. Part Name & Description Remarks PQJXF1001Z HANDLE/HANDSET (for KX-TS840B) PQJXF1002Z HANDLE/HANDSET (for KX-TS840W) PQJA10152W CORD, HANDSET (for KX-TS840B) PQJA10152Z CORD, HANDSET (for KX-TS840W) PQJA10075Z CORD, TELEPHONE YANI KXTS840B KXTS840W...