PT260 Service Manual
1
Dangerous!
Do not connect AC power or DC power over 8.6V to any
connector or terminal of the radio. Otherwise it will cause fire,
electric shock or damage to the radio.
Warning!
Do not reverse the power polarity.
It may cause harm to the radio if signal input on the antenna
connector is higher than 20 dBm (100mW).
Do not turn on the radio until the antenna or load connection is
completed.
If the antenna has been damaged, do not use the radio.
Damaged antenna may cause light burning on skin.
Though the radio is waterproof, it's better to avoid putting it in
rain or snow, or any other liquid to ensure its life and performance.
Statement!
Shenzhen Kirisun Electronics Co., Ltd owns the copyright of
KSP260 software.
Duplication of KSP7800 software is allowed.
Shenzhen Kirisun Electronics Co., Ltd owns the copyright of
the MCU software code.
Shenzhen Kirisun Electronics Co., Ltd owns the copyright of
the radio outward appearance/structure/circuit design.
Shenzhen Kirisun Electronics Co., Ltd owns the copyright of
this service manual. Unauthorized publication is prohibited.
Shenzhen Kirisun Electronics Co., Ltd owns the trademarks
“KIRISUN”, “
”, “ ”, and “科立讯”.
Contents
Chapter 1 Overview ............................................................ 2
Chapter 2 External View and Functional Keys ................ 2
Chapter 3 Circuit Description ........................................... 3
Chapter 4 Function Description and Parameter Setting . 6
Chapter 5 Disassembly for Repair .................................... 9
Chapter 6 Adjustment ...................................................... 11
Chapter 7 Specifications ................................................... 14
Chapter 8 Troubleshooting............................................... 15
Chapter 9 KBC-260 Charger ........................................... 15
Appendix 1 Abbreviations ................................................ 16
Appendix 2 Electronic Parts Lists ................................... 17
Appendix 4 Accessories Lists ........................................... 21
Figure 1 PT260 Schematic Circuit Diagram................... 23
Figure 2 PT260 Top Layer Numeric Value Diagram ..... 24
Figure 3 PT260 Bottom Layer Numeric Value Diagram25
Figure 4 PT260 Top Layer Position Mark Diagram ...... 26
Figure 5 PT260 Bottom Layer Position Mark Diagram 27
Figure 6 Charger Schematic Circuit Diagram ............... 28
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