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Kirisun UP405S Service Manual
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Kirisun UP405S Service Manual

Kirisun UP405S Service Manual

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Professional wireless communication system solution supplier
UP405S
SERVICE MANUAL
Kirisun Communications Co.,Ltd.
V221010

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Summary of Contents for Kirisun UP405S

  • Page 1 Professional wireless communication system solution supplier UP405S SERVICE MANUAL Kirisun Communications Co.,Ltd. V221010...

  • Page 2: Table Of Contents

    UP405S Service Manual Contents Overview ..................................1 Range of Application ............................1 1.1. Safety Precaution .............................. 1 1.2. Maintenance Service ............................1 1.3. External View and Keys ............................2 External View ..............................2 2.1. Programmable Keys ............................3 2.2. LED Indicator ..............................4 2.3.
  • Page 3 UP405S Service Manual Debugging Method ............................28 7.1. 7.1.1. Components needed for adjustment ....................28 7.1.2. PC Test Mode Modulation Method ..................... 28 Radio Test ............................... 28 7.2. General Specification ............................... 30 Equipment for Maintenance and Test ........................31 Troubleshooting ..............................32 Appendix 1 Abbreviations ...............................

  • Page 4: Overview

    This manual is intended for the maintenance of UP405S frequency-modulated handheld two-way radio, and can be used only by the engineers and professional technicians trained by Kirisun. The parameters in this manual are subject to change because of technology improvement. For the latest information, please contact Kirisun or your local dealer.

  • Page 5: External View And Keys

    UP405S Service Manual No provision of a valid warranty card or an original invoice ⚫ Malfunction due to unpermitted disassembly, repair or modification ⚫ Damage of the product due to wear, mechanical damage, burn or inlet of water ⚫ Damaged product SN. or unidentifiable brand ⚫...

  • Page 6: Programmable Keys

    UP405S Service Manual Battery latch 2.2.Programmable Keys To cater to users’ habits of operating the radio, programmable keys (i.e. side keys) are provided, which can be configured as shortcut keys through programming by the dealer. Note: Press: Press down and release quickly.

  • Page 7: Led Indicator

    UP405S Service Manual Programming Function Description Function Delete an unnecessary channel (e.g. interference channel) dwelled Nuisance Delete on during scan, and then continue scan. Repeater/Talk On a repeater channel, press it to enter/exit repeater mode. Around 2.3.LED Indicator LED Indication...

  • Page 8: Initiating A Call

    UP405S Service Manual 3.4.Initiating a Call Hold down the PTT key to initiate a call. Release the PTT key to quit call mode. 3.5.Receiving a Call When signals are received, the green LED light will be on. When an individual call, a group call or an all call is received over a digital channel, voice will be output.

  • Page 9: Circuit Description

    UP405S Service Manual 4. Circuit Description 4.1.Circuit Diagram of Main Board...

  • Page 10: Rf Circuit Diagram

    UP405S Service Manual 4.2.RF Circuit Diagram 4.3.Baseband Circuit Diagram 4.4.TX Circuit The TX circuit includes an RF power amplification circuit, a low pass filter circuit and an automatic power control circuit.

  • Page 11: Rx Circuit

    UP405S Service Manual ⚫ RF Power Amplification Circuit AT1846S outputs RF signal from pin 18 and enters first-level pre-drive amplifier (Q502) for initial amplification; then it enters second-level pre-drive amplifier (Q503) and drive amplifier (Q501) for further power amplification, ensuring sufficient drive power signal can be offered to final amplifier (Q500) for ultimate power amplification;...

  • Page 12: Power Section

    UP405S Service Manual 4.6.Power Section The device applies 7.4V lithium-ion battery for power supply. RF power amplification and audio power amplification are directly powered by the battery; the battery outputs 3.6V through DC-DC switch to power the AT1846S, HS8861 and LDO; 3M, 3C and USB3.3V output by the PMU separately supplies power to other baseband circuits;...

  • Page 13: Port Description Of At1846S

    UP405S Service Manual d. TX path of direct frequency synthesis ⚫ Modulation method of direct frequency synthesis ⚫ TX filter based on digital signal processing technology ⚫ TX modulation gain number is adjustable ⚫ Digital voice activates TX control e. High-performance fractional PLL frequency synthesizer ⚫...
  • Page 14 UP405S Service Manual AVDD Power supply No connection RFIN RF signal input AVDD Power supply No connection RFOUT RF signal output No connection No connection AVDD Power supply PABIAS PA bias supply for PA AVDD Power supply Chip enable, high active; Chip sleep, low active GPIO7 Gpio7/vox (When Gpio7=VH, vox is active;...

  • Page 15: Port Description Of Master Chip Hs8861

    UP405S Service Manual 4.7.3.Port Description of Master Chip HS8861 PIN NO. Port NO. Port Name Function VBAT_SENSE BAT_DET Battery capacity detection GPIO_D7 PF KEY0 Input from side key GPIO_0 ECN_0 Channel switch GPIO_1 ECN_1 Channel switch GPIO_2 ECN_2 Channel switch...
  • Page 16 UP405S Service Manual PIN NO. Port NO. Port Name Function GPIO_D57 SPI/CLK AT1846S GPIO_D56 SPI/DA_OUT AT1846S GPIO_D0 RDA_SQL GPIO_D3 KEYPAD_BL Backlight control GPIO_D107 GPIO_D21 ECN1 Channel switch GPIO_D18 GREEN_LED Green LED control GPIO_D16 GPIO_D19 NC_GPIO GPIO_D20 ECO_0 Channel switch GPIO_D17...

  • Page 17: Feature Description Of Semiconductor Devices

    UP405S Service Manual PIN NO. Port NO. Port Name Function GPIO_D105 NC_GPIO GPIO_D43 APC_SW1 APC_SW1 GPIO_D8 NC_GPIO GPIO_D9 QT/DQT IN QT/DQT IN GPIO_D1 LCD_BL LCD backlight control 4.7.4.Feature Description of Semiconductor Devices Component NO. Model Description IC500 LM2904 APC, voltage comparison, drive...

  • Page 18: Feature Description And Parameter Setting

    UP405S Service Manual 5. Feature Description and Parameter Setting 5.1.Stun, Revive and Remote Monitor Stun You can enable this function, so that the radio can be stunned after receiving a Stun command. A stunned radio can only receive a Revive command but cannot send or receive other signals.

  • Page 19: Zones

    UP405S Service Manual as a prior channel, the scan order will be 1 → 2 → 3 → 2 → 4 → 1. 5.3.Zones A group of available traffic channels constitute a zone. Please select a zone by pressing a side key.

  • Page 20: Emergency Alarm

    The radio has been set before delivery. However, to meet customers’ requirements, it may be necessary to set such digital functions as operating frequencies, channels, DT/DQT and automatic scan. This can be achieved by the programming software CPSM Vx.xx developed by Kirisun. It is user-friendly and easy to operate, and supports Chinese and English.

  • Page 21: Upgrade

    Step 3.While connecting the programming cable for the first time, please install its driver. Programming Cable Radio Step 4.Run the CPS software Kirisun CPSm_VX.XX. Step 5.Click Setting → Communication Port, and select the serial port to which the programming cable is connected.
  • Page 22 UP405S Service Manual Step 4.Click “Load file”, select a firmware to upgrade. The file name will be displayed. Step 5.Click “Setting”, select the port of the programming cable and the baud rate 921600. Step 6.Click “Start downloading”, start upgrade and the message “Waiting” will be displayed.
  • Page 23 UP405S Service Manual Step 7.Hold down the PTT key and press the Power key at the top of the radio. The radio enter upgrade mode. About 5 seconds after the progress is started, release the both keys. Note: Make sure the radio is connected with the programming cable.

  • Page 24: Assembly And Disassembly

    UP405S Service Manual 6. Assembly and Disassembly This radio is a sophisticated communication device with precise and compact structure. Please be careful with the repair. 6.1.Installing and Uninstalling the Battery Installing the Battery With the belt clip installed, press ① in the figure below, so that the other end of the clip rises.

  • Page 25: Installing And Uninstalling The Antenna

    UP405S Service Manual 6.2.Installing and Uninstalling the Antenna To install the antenna, insert the antenna on the top of the radio and turn it clockwise until it is fastened. To uninstall the antenna, turn it counter-clockwise to loosen it. 6.3.Using an Earphone To connect an earphone, remove the earphone cover at the upper part of the right side of the radio, and plug the earphone connector into the jack.

  • Page 26: Detaching Aluminum Housing

    UP405S Service Manual 6.4.Detaching Aluminum Housing Step 1.Screw down the knob (① in the figure) and the antenna (③). Step 2.Remove the knob nuts (② and ④) using a cross sleeve. Step 3.Remove the screws (⑤) at the lower part of the housing.

  • Page 27: Detaching Main Board From The Base

    UP405S Service Manual 6.5.Detaching Main Board from the Base Step 1.Take down the two bolts of the PTT key board. Step 2.Take off the ten bolts (① in the figure) of the main board. Step 3.Take off the earphone-jack pad (④).

  • Page 28: Explosion Diagram

    UP405S Service Manual After disassembly, repair and modulation can then be performed. 6.6.Explosion Diagram Material Code Material Name Specification PC1414,dual-color (black + 147K01000234 Upper housing grey),etched 39*8,PC, specular silver screen 167W11000043 Nameplate sticker print "kirisun" 147K01000229 Light pipe PC,transparent,etched Antenna connector...
  • Page 29 UP405S Service Manual Material Code Material Name Specification 8ATX010025 Antenna 400-480MHz,138mm,SMA-K PC1414,dual-color (black + 147K01000238 Knob cap orange, Panton172C),etched Inner liner of volume Manganese steel, black, 147K02000149 knob electrophoresis Stainless steel 304, 157F10000009 Knob nut φ8.0*M6*0.75*2.5 Column stopper for 147K01000230...
  • Page 30 UP405S Service Manual Material Code Material Name Specification 15% ),orange,hardness 50±5° Black, PC1414, improved weld 63BJ000002 Belt-clip asssembly line, etched Cross round-and- Harden iron, Φ2.5mm*8mm, 7SMF-025080M- mushroom headed black nickel plated, metric coarse SZYB-Z1 machine screw thread 63DC000033 Battery asssembly 7.4V,1500mA...

  • Page 31: Debugging

    UP405S Service Manual 7. Debugging 7.1.Debugging Method During the repair, if the components are changed, you need to test and adjust the technical specification. 7.1.1.Components needed for adjustment (1) Antenna interface converter (2) Universal interface 7.1.2.PC Test Mode Modulation Method Tx Section ⚫...
  • Page 32 UP405S Service Manual Rx Section 1. Sensitivity: ≤-119dBm (0.25uV) (wide band, narrow band) 12dB SINAD 2. Distortion: ≤5% 3. Current: static current :≤100mA Received working current: ≤400mA 4. Squelch off Sensitivity: when RF input ≤-124dBm, squelch off. 5. Squelch on Sensitivity: when RF input ≥-119dBm, squelch on.

  • Page 33: General Specification

    UP405S Service Manual 8. General Specification Model UP405S Frequency 400MHz~470MHz Channel Capacity 16 zones*16 channels Channel Spacing 25kHz/12.5kHz Operating Voltage 7.4V negative pole grounded Operating Temperature -25℃~+55℃ Antenna Impedance 50Ω Mic Impedance 2.2kΩ Battery Lithium-ion battery DC 7.4V, 1500mAh Receiving sensitivity (12dB SINAD) ≤-119dBm...

  • Page 34: Equipment For Maintenance And Test

    UP405S Service Manual 9. Equipment for Maintenance and Test 1. Wireless general-purpose tester HP8920/8921 2. Digital multimeter 3. Regulated DC power supply Equipment Specification Frequency range: 400MHz~470MHz Standard signal generator Modulation: Frequency modulation and external modulation Output: -127dBm/0.1uV to > -47dBm/1mV Input impedance: 50Ω...

  • Page 35: Troubleshooting

    UP405S Service Manual 10.Troubleshooting Failure Description Troubleshooting A. Check the battery. If it is low, charge or replace it. Startup fails B. The Power key does not work well. Replace the key. C. The CPU does not work well. Replace the IC.

  • Page 36: Appendix 1 Abbreviations

    UP405S Service Manual Appendix 1 Abbreviations Amplify, amplifier Antenna Automatic power control Band-pass filter CTCSS Continuous tone control squelch system Digital code squelch DEMOD Demodulation E2PROM Electrically Erasable Programmable Read-Only Memory High-pass filter Instantaneous deviation control Intermediate frequency Light-emitting diode...

  • Page 37: Appendix 2 Material List (Electronic Part)

    UP405S Service Manual Appendix 2 Material List (Electronic Part) Material Code Material Name Specification Position Power/channel coding 157F02000003 IP67,STAINLESS STEEL axis switch Single-core copper wire,diameter 136X03000010 Bluetooth antenna 0.6mm,length 24.3mm,red peel,tin- dipped Earphone for handheld 4SM7-6027-A40B radios (558S, 7200, 558, Temperature: -20~60°C...
  • Page 38 UP405S Service Manual 124P01000006 Light emitting diode light,2V@20mA,1.6mm*0.8mm*0.6mm, D203 -40~85°C 121I04000031 General-purpose linear IC TSSOP, -40℃ to125℃, IC302,IC500 121T01000013 Transistor Temperature: -55~125℃, Q502 61SM000323 SMD LED PCB assembly 121I05000110 SMT IC Temperature: -40~+85℃, U10,U11 SMD Schottky barrier 2.7mm*1.35mm*1.0mm,-55℃ to 121D03000007...
  • Page 39 UP405S Service Manual TD7700 battery connector BC-2P-4.1PH-6.8H, 7.5mm high 7MHP-4002-01C-W (high shrapnel) shrapnel SMD EMI suppression 5FE1-BLM21P300S murata,BLM21PG300SN1D,2012.0 L512,L514 filter CCC compliant, 3FW1-42932-302320 Fuse littelfuse,429003/433003/466003,3216, F100 3A/32V CCC compliant, 3FW1-0805L035 Fuse F101 Littelfuse,0805L035,0603,-40 to +85℃ yageo,RC1206JR- 2RS1-32-R39J Chip resistor R520,R521,R522,R523 070R39L,0.39,Ω,±5%,3216...
  • Page 40 UP405S Service Manual yageo,RC0402JR- 2RS1-10-563J Chip resistor R38,R509 0756KL,56,KΩ,±5%,0402 yageo,RC0402JR- 2RS1-10-562J Chip resistor R613 075K6L,5.6,KΩ,±5%,0402 yageo,RC0402JR- 2RS1-10-511J Chip resistor R137,R138 07510RL,510,Ω,±5%,0402 yageo,RC0402JR- 2RS1-10-4R7J Chip resistor R84,R85 074R7L,4.7,Ω,±5%,0402 yageo,RC0402JR- 2RS1-10-474J Chip resistor 07470KL,470,KΩ,±5%,0402 yageo,RC0402JR- 2RS1-10-473J Chip resistor R14,R58,R69,R70,R501,R508,R513 0747KL,47,KΩ,±5%,0402 yageo,RC0402JR- 2RS1-10-472J...
  • Page 41 UP405S Service Manual yageo,RC0402JR- 2RS1-10-332J Chip resistor R56,R81 073K3L,3.3,KΩ,±5%,0402 yageo,RC0402JR- 2RS1-10-330J Chip resistor R510 0733RL,33,Ω,±5%,0402 yageo,RC0402JR- 2RS1-10-271J Chip resistor R515 07270RL,270,Ω,±5%,0402 yageo,RC0402JR- 2RS1-10-225J Chip resistor C25,R517 072M2L,2.2,MΩ,±5%,0402 yageo,RC0402JR- 2RS1-10-223J Chip resistor 0722KL,22,KΩ,±5%,0402 yageo,RC0402JR- 2RS1-10-222J Chip resistor R102 072K2L,2.2,KΩ,±5%,0402 yageo,RC0402JR- 2RS1-10-221J Chip resistor 07220RL,220,Ω,±5%,0402...
  • Page 42 UP405S Service Manual yageo,RC0402JR- 2RS1-10-152J Chip resistor R507 071K5L,1.5,KΩ,±5%,0402 yageo,RC0402JR- R30,R86,R98,R103,R110,R212,R223, 2RS1-10-103J Chip resistor 0710KL,10,KΩ,±5%,0402 R601,R614,R139,R140 yageo,RC0402JR- R6,R10,R108,R236,R237,R238,R239 2RS1-10-102J Chip resistor 071KL,1KΩ,±5%,0402 ,R502,R131 yageo,RC0402JR- 2RS1-10-101J Chip resistor R135,R136 07100RL,100,Ω,±5%,0402 yageo,RC0402JR- 2RS1-10-100J Chip resistor R559 0710RL,10,Ω,±5%,0402 C73,C558,L1,R9,R17,R49,R89,R167, yageo,RC0402JR- 2RS1-10-000O Chip resistor R504,R516,R519,R23,R72,R115,R11 070RL,0,Ω,±5%,0402...
  • Page 43 UP405S Service Manual yageo,RC0201JR- 2RS1-06-101J SMD capacitor 07100RL,100,Ω,±5%,0201 yageo,RC0201JR- 2RS1-06-000O SMD capacitor R19,R26,R34 070RL,0,Ω,±5%,0201 yageo,RC0402FR- 2RE1-10-5602 SMD precision resistor R104 0756KL,56,KΩ,±1%,0402 YAGEO,RC0402FR- 2RE1-10-2203 SMD precision resistor 07220KL,220,KΩ,±1%,0402 YAGEO,RC0402FR- 2RE1-10-1602 SMD precision resistor R106 0716K2L,16.2,KΩ,±1%,0402 2RE1-10-1503 SMD precision resistor 1005,150KΩ±1% R518,R525...
  • Page 44 UP405S Service Manual 2LL1-10-18NJB Multi-layer chip inductor SDCL1005C18NJ,18nH,±5%,1005, L8,L39 2LH1-R501R5-L05- SMD air core inductor E20.50*1.5*5TR L506 2LH1-R401R5-R08- SMD air core inductor E20.40*1.5*8TL L507 2LH1-R401R5-R04- SMD air core inductor E20.40*1.5*4TL L502 2LH1-R401R5-R03- SMD air core inductor E20.40*1.5*3TL L500,L501,L503,L505 2LG1-VLS3012ET- TDK,VLS3012ET- SMD power inductor...
  • Page 45 UP405S Service Manual 2CC1-16-C0G500- murata,GRM1885C1H5R0CA01D,5,pF, Multi-layer chip capacitor C513 5R0C ±0.25pF,50V,1608,C0G 2CC1-16-C0G500- murata,GRM1885C1H4R0BA01D,4,pF, Multi-layer chip capacitor C503,C505,C514,C517 4R0B ±0.1pF,50V,1608,C0G 2CC1-16-C0G500- murata,GRM1885C1H240JA01D,24,pF, Multi-layer chip capacitor C501 240J ±5%,50V,1608,C0G 2CC1-16-C0G500- murata,GRM1885C1H220JA01D,22,pF, Multi-layer chip capacitor C507 220J ±5%,50V,1608,C0G 2CC1-16-C0G500- murata,GRM1885C1H1R0BA01D,1,pF, Multi-layer chip capacitor...
  • Page 46 UP405S Service Manual 6,C160,C161 2CC1-10-X7R250- MURATA,GRM155R71E333K,33,nF,±1 Multi-layer chip capacitor C583 333K 0%,25V,0402,X7R 2CC1-10-X7R250- MURATA,GRM155R71E223KA61D,22, Multi-layer chip capacitor C545,C584 223K nF,±10%,25V,0402,X7R 2CC1-10-X7R160- MURATA,GRM155R71C473KA01D,47, Multi-layer chip capacitor C40,C92 473K nF,±10%,16V,0402,X7R 2CC1-10-X7R160- MURATA,GRM155R71C104KA88D,100 C33,C43,C46,C48,C101,C111,C114, Multi-layer chip capacitor 104K ,nF,±10%,16V,0402,X7R C117,C346,C604,C609,C148 2CC1-10-X7R100- MURATA,GRM155R71A393KA01D,39, Multi-layer chip capacitor...
  • Page 47 UP405S Service Manual 2CC1-06-X7R500- MURATA,GRM033R61A333KE84D,33, SMD capacitor C99,C100,C125 333K nF,±10%,50V,0201,X7R 2CC1-06-X5R6R3- MURATA,GRM033R60J225ME47D,2.2, SMD capacitor C921 225M uF,±20%,6.3V,0201,X5R 2CC1-06-X5R250- MURATA,GRM033R61E104KE14D,100 SMD capacitor C53,C90,C145 104K ,nF,±10%,25V,0201,X5R 2CC1-06-X5R100- MURATA,GRM033R61A105M,1,uF,±20 C56,C64,C67,C70,C194,C735,C155, SMD capacitor 105M %,10V,0201,X5R C173,C175,C176 2CC1-06-X5R100- MURATA,GRM033R61A104KE15D,100 C14,C66,C69,C71,C75,C79,C201,C1 Multi-layer chip capacitor ,nF,±10%,10V,0201,X5R 05,C126,C127...
  • Page 48 UP405S Service Manual 131 1TC1-UMC4 SMD Darlington tube Rohm,UMC4N,UMT5,-~150℃ U107,U301 132 1IS1-XC6209F502PR SMD voltage regulator IC Temperature: -5,-40~85° IC100 133 1IS1-TDA2822 ER SMD IC UTC,TDA2822,SOP8,-20 to +85℃ U600 DCDC power converter 134 1IS1-R1244N001B R1244N001B,SOT23-6 IC102 chip 135 1IS1-MCP4802-A D/A converter IC MICROCHIP,MCP4802 ROHM,RN142S,1.6mm*0.8mm*0.6mm,...
  • Page 49 UP405S Service Manual LED1,LED2,LED3,LED4,LED5,LED6, LED7,LED8,LED9,LED10,LED11,LED 12,LED13,LED14,LED15,LED16,LED 17,LED18,LED19,LED20,LED21,LED 22,LED23,LED24,LED25,LED26,LED 27,LED28,LED29, LED30,LED31,LED32,LED33,LED34, LED35,LED36,LED37,LED38,LED39, LED40,LED41,LED42,LED43,LED44, LED45,LED46,LED47,LED48,LED49, HJ-19UWC-T6,white (2.8V- LED50,LED51,LED52,LED53,LED54, 143 124P01000008 Light emitting diode 3.4V)@20mA,1.6mm*0.8mm*0.6mm,- LED55,LED56,LED57,LED58,LED59, 40~85°C, LED60,LED61,LED62, LED63,LED65,LED66,LED67,LED68, LED69,LED70,LED71,LED73,LED74, LED75,LED76,LED77,LED78,LED79, LED81,LED82,LED83,LED84,LED85, LED86,LED87,LED89,LED90,LED91, LED92,LED93,LED94,LED95,LED97, LED98,LED99,LED100,LED101,LED 102,LED103,LED105,LED106,LED10 7,LED108,LED109,LED110,LED111 LED 驱动 IC,Lumissil,IS31FL3731,2.7V- 144 121I05000114 SMT IC 5.5V,QFN28,-40 ~ +85,...

  • Page 50: Appendix 3 Material List (Structural Section)

    UP405S Service Manual YAGEO,CC0402KRX5R7BB105,1uF,±1 147 112C03000146 Ceramic capacitor C5,C6 0%,16V,0402,X5R yageo,RC0402JR- 148 2RS1-10-472J Chip resistor R3,R4,R5 074K7L,4.7,KΩ,±5%,0402 yageo,RC0402JR- 149 2RS1-10-203J Chip resistor 0720KL,20,KΩ,±5%,0402 yageo,RC0402JR- 150 2RS1-10-104J Chip resistor 07100KL,100,KΩ,±5%,0402 Appendix 3 Material List (Structural Section) Material NO. Material Name Specification Cross recessed mushroom-head Hardened iron, Φ2*4mm, nickel plated, metric coarse thread,...
  • Page 51 UP405S Service Manual Material NO. Material Name Specification 63BJ000002 Belt-clip assembly Black, PC1414, weld-line problem solved, etched 136P03000059 Dual-side PCB PTT board,10.85*56.3mm,2-layer,0.6mm Cross recessed mushroom-head Hardened iron, Φ2.5*8mm,black nickel plated, metric coarse 7SMF-025080M-SZYB-Z1 machine screw thread 147K02000149 Inner liner of volume knob...

  • Page 52: Appendix 4 Accessory List

    UP405S Service Manual Appendix 4 Accessory List Accessory Radio Charger Power adapter Battery Battery Belt clip + screws Charger Belt clip Antenna Strap User Manual Power Adapter Antenna Strap...

  • Page 53: Appendix 5 Schematic Diagrams And Layout Drawings

    UP405S Service Manual Appendix 5 Schematic Diagrams and Layout Drawings Schematic Diagrams of Main Board ST2301 R223 1SS387 1SS387 POWERKEY_DET POWERKEY 470K POWER_HOLD SSM3K15AFS 470P XC6209F502PR IC100 L100 Q102 ST2301 GZ1608U601CTF C101 100nF R103 R102 C103 10uF 470pF 2.2K 470pF...
  • Page 54 UP405S Service Manual SW3 SIDEKEY SW2 SIDEKEY PF_KEY0 PTT_KEY PF_KEY1 PF_KEY2 R244 1.8K CHANNELWITHBUTTON SW1 220R R237 ENC_0 D203 POWERKEY R236 ENC_1 D205 R239 ENC_2 GREEN R238 ENC_3 RED_LED Q201 DTC144EE Q200 GREEN_LED DTC144EE...
  • Page 55 UP405S Service Manual C610 C27 C30 C34 C41 C503 C504 C505 C510 D500 C511 RN142S L500 3T L501 L503 Q500 L502 120P CN500 RD07 L504 C515 C517 C512 C509 L505 TO ANT C513 C516 100P 2.2nH D501 RN142S C521 15Ω...
  • Page 56 UP405S Service Manual Q600 ST2301 10nF 100nF R601 10uF 0Ω F101 AF_POWERSWITCH Fuse DTC144EE J600 C603 C135 C604 100nF C606 T 1 1 JM-SH02-14 10uF J 1 0 R604 INPUT2 OUTPUT2 4.7Ω INNA J 1 1 INPUT1 INPA T 1 2 4.7Ω...
  • Page 57 UP405S Service Manual U2100-A MARK1 H9 H10 MARK2 MARK3 MARK4 MARK MARK MARK MARK DIGTAL 1 of 3 RF (VDD28) 5T_EN 5R_EN PTT_VOX VCC_3V3 PC_SW NR_PWROFF U0005 KEYPAD (VDD28) VCC_3V3 KEYOUT0 NR_MODE1 R127 FLASH_CS KEYOUT1 NR_MODE2 R128 DO(IO1) HOLD(IO3) FLASH_DI...
  • Page 58 UP405S Service Manual U2100-B LDAC_PC/TV LDAC ANALOG 2 of 3 SPI_DA_OUT VOUTB VCCN SPI_CLK AUDIO DACS_SW1 VOUTA MBIAS VCC_3V3 BT_TRX R167 MCP4802 MIC_P_8861 MICP 0Ω C346 MIC_N_8861 MICN R131 100nF AF_RX FM_LANT HEADMICP C149 FM_SANT C148 100nF HEADMICN HEADMIC_IN 100R...
  • Page 59 UP405S Service Manual U2100-C POWER/GND 3 of 3 VBAT VB (FROM VBATB) VBATA (150mA) AVDDVBO VDDV DRB F0 C172 WL2836D33-4 AVDDVB VOUT VCC_3V3 LDO OUT (VBATB) VBATB (200mA) VDDRF C173 C188 C185 10uF VBATPA C174 (150mA) VDD18 CHARGE (150mA) VDD28...
  • Page 60 UP405S Service Manual NR_MODE2 NR_MODE1 AV_5V DAC_X GPA25 0Ω AVSS GPA24 烧录 VCOM GPB1 GND_A VMID GPB0 10uF PNC102S DAC_R GPB5 MIC_P_8861 DAC_L GPB4 MIC_BIAS GPA7 100R MIC3 GPA6 NR_MIC+ AV_5V NR_EN 100nF 100nF 10uF 10uF 100nF 100nF GND_A U107 AV_5V 0Ω...
  • Page 61 UP405S Service Manual MD_PWR MANDOWN MD_PWR U 9 0 4 MSA301 VDDIO 100nF 100nF MD_INT MD_PWR R901 1.8K C921 C145 2.2uF 100nF...

  • Page 62: Top-Layer Layout Drawing Of Main Board

    UP405S Service Manual Top-Layer Layout Drawing of Main Board...

  • Page 63: Bottom-Layer Layout Drawing Of Main Board

    UP405S Service Manual Bottom-Layer Layout Drawing of Main Board...