Kirisun PT6700-01 Service Manual Download

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PT6700 Service Manual

118

2LW1-16UC-180J

18nH

Inductance

L_2_0603

3 L301,L304,L500

119

2LW1-16UC-181J

180nH

Inductance

L_1_0603

1 L321

120

2LW1-16UC-331K

330nH

Inductance

L_1_0603

1 L303

121

2LW1-16UC-560J

56nH

Inductance

L_2_0603

1 L502

122

2LW1-16UC-680J

68nH

Inductance

L_2_0603

2 L501,L506

123

2LW1-20UC-221J

220nH

Inductance

L_2_0805

1 L409

124

2LW1-25UC-103J

10uH

Inductance

L_2_1008

1 L305

125

2LW1-25UC-331K

0.33uH

Inductance

L_2_1008

1 L504

126

2LW1-25UC-561J

0.56uH

Inductance

L_2_1008

1 L505

127

2LW1-32UC-170J

17nH

Inductance

L_2_1206

1 L322

128

2RA1-EVM2NSX80B54

50K

Resistance

VR2

1 VR601

129

2RA1-EVM2NSX80BS4

68K

Resistance

VR1

1 VR600

130

2RE1-10-2201

2.2K

Resistance

R0402

4 R24,R101,R103,R106

131

2RE1-16-1503

150K

Resistance

R0603

R419,R420,R421,R426,R427,R429,R430,

R529

132

2RS1-10-000O

0R Resistance

R0402

R41,R108,R111,R220,R226,R345,R404,R

418,R604,R623,R711,R744,R747,R749C

214,C567,C703,C741

133

2RS1-10-100J

10R Resistance

R0402

R4,R202,R219,R231,R233,R300,R308,R3

134

2RS1-10-562J

100R

Resistance

R0402

5 R221,R321,R503,R541,R612

135

2RS1-10-102J

1K Resistance

R0402

R109,R118,R119,R207,R214,R222,R223,

R227,R229,R230,R234,R235,R301,R304,

R329,R341,R402,R408,R511,R520,R754

Summary of Contents for PT6700-01

Page 1: ...s Co Ltd owns the copyright of the MCU software code Kirisun Communications Co Ltd owns the copyright of the radio outward appearance structure circuit design Kirisun Communications Co Ltd owns the copyright of this service manual Unauthorized publication is prohibited Kirisun Communications Co Ltd owns the trademarks KIRISUN and 科立讯 Content Chapter 1 Overview 2 Chapter 2 External View and Functio...

Page 2: ...n the following place It s recommended to avoid using radios in a car that is moving as the radio wave might interfere the auto engine and cause it to stop working Replacement Parts All components used for repair should be supplied by Kirisun Components of the same type available on the market are not surely able to be used in this product and we do not guarantee the quality of the product using s...

Page 3: ...ier LNA consists of Q504 and its peripheral components to be amplified Output signal from the LNA passes through a BPF comprises of L511 C530 C540 D506 C539 L510 C538 C529 D505 C537 L509 C536 and D504 and goes to the first mixer Q503 PWM wave is output from pin 12 of the MCU The wave is filtered and rectified into adjustable voltage which can control the center frequency of the band pass filter th...

Page 4: ...me of the warning tone is not controlled by the preset volume level of the radio When AFCO is in high level Q707 turns on U2 starts to operate and the speaker makes sound Speaker impedance 16Ω CTCSS DCS signal filtering Audio signal demodulated by IC500 may contain CTCSS Continuous Tone Control Squelch System or DCS Digital Code Squelch signal The spectrum components of CTCSS DCS are within 2 250H...

Page 5: ...ference divider in IC1 to produce reference frequency of 5kHz or 6 25kHz determined by the preset channel frequency and is controlled by MCU The oscillation frequency from VCO goes to IC300 where it is divided by the programmable swallowing divider and is then compared with the reference frequency to obtain error signal The signal is then filtered by a low pass filter and is sent to VCO to change ...

Page 6: ... TCXO respectively for modulation The CTCSS DCS signal from the receiver is sent to MCU pin 49 for decoding MCU checks if the CTCSS DCS signal in the received signal matches the preset value of the radio and determines whether to open the speaker or not Power adjustment Output from pin 42 of the MCU passes through integrating filter R161 C317 R206 and C318 and is sent to the APC unit to control th...

Page 7: ... programming test point 11 XIN I Oscillator 7 3MHz 12 VCC I 5V CPU power input programming test point 13 SHIFT P27 O Clock beat shift H On 14 VCCN P26 O PWM Frequency stability output 15 TO P25 O PWM QT DQT output 16 WNTC P24 O Wideband Narrowband control H Wideband L Narrowband 17 APC P23 O PWM TX Automatic power control output RX 0 18 TUNE P22 O PWM TX 0 RX BPF tuning output 19 BEEP P21 O PWM BE...

Page 8: ...e D501 1N4148 Noise demodulation D202 GREEN LED Receiving indicator D509 MA2S111 APC single diode D201 RED LED Transmitting indicator D202 D203 GREEN LED Receiving indicator Table 3 6 Features of Crystal Filter Z1 Item Rated Value Nominal center frequency 51 65MHz Pass band width 7 5kHz or higher but within 3dB 40dB stop band width 20 0kHz or lower Pulse within band 1 0dB or lower Insertion loss 3...

Page 9: ...n Setting Battery Save 8 Password of Read Radio 9 Password of Write Radio 3 Scans Scan function setting Priority Channel selection Revert Channel selection Tx Dwell Time Dropout Delay Time Lookback Time 4 Emergency Setting Channel Parameter 1 CH Rx frequency and Tx frequency Step value 2 5kHz 5kHz 6 25kHz 2 CH Rx signaling and Tx signaling a None b CTCSS 60 260Hz 0 1Hz step c DCS 777 777 octal umb...

Page 10: ...automatically The user needs to restart the radio if he wants the radio to return to the User Mode The operation procedure is as follows 1 Press and hold Side Button 1 while turning the radio power ON to enter the Wired Clone Mode If the wired clone function is disabled the radio will enter User Mode 2 Connect the slave radio to the master radio by the cloning cable and turn on the power of the sl...

Page 11: ...4 Remove the two fixing screws at the lower part of the Al chassis and remove the two fixing screws on two sides of the cover 5 Insert a flat blade screwdriver into the slot at the bottom of the Al chassis and prize it up Then pull the Al chassis backwards to remove it from the front cabinet Be careful not to break the speaker wire See figure below 5 4 Removing the mainboard from the Al chassis 1 ...

Page 12: ...7SMF 020040M SZYB N M2 4 machine screw 4 7MHR 7069 07A W0 water proof gasket for bracket 5 7MHR 7069 05A W3 Water proof gasket for dormer 6 7MHF 7069 02A W dormer cover Chapter 6 Adjustment Before test adjustment make sure all equipment has been grounded Before test adjustment make sure the antenna output terminal has been correctly connected to corresponding equipment or load The transmitter outp...

Page 13: ...et the Rx frequency at the high frequency point see Table 6 2 Under the receiving status measure the voltage of PD by DMM Then adjust the PD voltage to be 4 0V 0 2V by tuning the trimming capacitor C371 Set the Tx frequency at the low frequency point see Table 6 2 and press the PTT button Then measure the voltage of PD by DMM The resulting voltage should be higher than 0 5V Table 6 2 High Intermed...

Page 14: ... The only difference is that the frequency of the modulation signal should be 1kHz and the deviation should be 1 5kHz In the Tuning Mode double click SQL9 Off to enter Click wideband and use the following method to adjust the five frequency points of Lowest Low Mid High and Highest respectively Firstly click one of the frequency points and adjust the RF signal frequency of the test equipment to be...

Page 15: ...odulation sensitivity CH Tx center freq point AG 1kHz 22mV Deviation checked should be 2 2kHz 3 6kHz CTCSS DEV CTCSS 67Hz Deviation meter General test set PC Tuning Mode Adjust to 0 75kHz 50Hz DCS DEV DCS 023N Deviation meter General test set PC Tuning Mode Adjust to 0 75kHz 50Hz Low battery warning Battery terminal 6 8V PC Tuning Mode Indicator flashes after adjustment Chapter 7 Specifications 7 ...

Page 16: ...s heard by the recipient A The amplifier tube Q400 is broken so there is no power output please change it B The microphone is broken please change it C The operational amplifier IC400 is broken please change it 6 The receiving green light is on but no voice is heard A The speaker is broken Please change it B The audio power amplifier U2 is broken Please change it C The operational amplifier IC702 ...

Page 17: ...8C_PT4208 1 IC201 19 1IS1 HT7130 1 Voltage regulator IC HT7130 1 IC100 20 1IS1 MB15E03SL PLL IC MB15E03 1 IC300 21 1IS1 PST9140NR Reset IC PST9124NR 1 IC202 22 1IS1 GT3136 IF IC TA31136 1 IC500 23 1IS1 TA7805AF Voltage regulator IC TA78033AF 1 Q104 24 1IS1 TDA2822 AUDIO AMP IC TDA2822 1 U2 25 1IS1 W588A080 Voice IC W588 PT567 1 IC203 26 1TF1 2SK1824 FET 2SK1824 7 Q203 Q406 Q600 Q604 Q702 Q704 Q710...

Page 18: ...2 1 C313 53 2CC1 10 C0G500 2R0C 2P Capacity C0402 1 C302 54 2CC1 10 C0G500 2R5C 2 5P Capacity C0402 1 C539 55 2CC1 10 C0G500 3R0B 3P Capacity C0402 3 C226 C305 C541 56 2CC1 10 C0G500 330J 33P Capacity C0402 3 C355 C326 C555 57 2CC1 10 C0G500 390J 39P Capacity C0402 1 C526 58 2CC1 10 C0G500 470J 47P Capacity C0402 3 C306 C504 C711 59 2CC1 10 C0G500 4R0C 4P Capacity C0402 5 C324 C332 C333 C364 C510 ...

Page 19: ...332K 332 Capacity C0402 1 C616 84 2CC1 10 X7R500 471K 471 Capacity C0402 89 C25 C48 C107 C111 C115 C116 C202 C2 03 C204 C207 C208 C218 C220 C221 C2 22 C228 C229 C230 C232 C233 C234 C2 35 C236 C300 C301 C307 C316 C320 C3 36 C337 C338 C339 C340 C346 C349 C3 50 C352 C353 C367 C368 C369 C370 C3 72 C373 C420 C423 C424 C427 C428 C4 29 C432 C433 C434 C435 C436 C438 C4 40 C441 C443 C445 C448 C450 C454 C5 ...

Page 20: ...ce L_1_3T 10 L400 L401 L403 L406 L507 L509 L510 L 511 L513 L515 104 2LH1 R401R5 R04 05 4T Inductance L_1_3T 1 L402 105 2LH1 R401R5 R08 05 8T Inductance L_1_8T 1 L408 106 2LH1 R501R5 L05 05 5T Inductance 5T 1 L407 107 2LL1 16 12NJ 12nH Inductance L_1_0603 1 L412 108 2LL1 16 1R0K 1uH Inductance L_1_0603 1 L503 109 2LL1 16 22NJ 22nH Inductance L_1_0603 1 L311 110 2LL1 16 27NJ 27nH Inductance L_1_0603...

Page 21: ...27 2LW1 32UC 170J 17nH Inductance L_2_1206 1 L322 128 2RA1 EVM2NSX80B54 50K Resistance VR2 1 VR601 129 2RA1 EVM2NSX80BS4 68K Resistance VR1 1 VR600 130 2RE1 10 2201 2 2K Resistance R0402 4 R24 R101 R103 R106 131 2RE1 16 1503 150K Resistance R0603 8 R419 R420 R421 R426 R427 R429 R430 R529 132 2RS1 10 000O 0R Resistance R0402 18 R41 R108 R111 R220 R226 R345 R404 R 418 R604 R623 R711 R744 R747 R749C ...

Page 22: ...R333 R513 143 2RS1 10 152J 1 5K Resistance R0402 1 R409 144 2RS1 10 153J 15K Resistance R0402 7 R315 R334 R335 R336 R610 R621 R625 145 2RS1 10 154J 150K Resistance R0402 3 R232 R303 R314 146 2RS1 10 182J 1 8K Resistance R0402 1 R617 147 2RS1 10 183J 18K Resistance R0402 4 R611 R720 R724 R732 148 2RS1 10 184J 180K Resistance R0402 3 R537 R704 R735 149 2RS1 10 204J 200K Resistance R0402 1 R302 150 2...

Page 23: ...esistance R0402 2 R414 R631 165 2RS1 10 394J 390K Resistance R0402 1 R722 166 2RS1 10 470J 47R Resistance R0402 1 R400 167 2RS1 10 471J 470R Resistance R0402 2 R514 R609 168 2RS1 10 472J 4 7K Resistance R0402 10 R1 R205 R209 R210 R322 R343 R406 R407 R500 R706 169 2RS1 10 473J 47K Resistance R0402 19 R112 R113 R114 R115 R215 R216 R217 R218 R236 R238 R239 R240 R241 R401 R410 R415 R506 R746 R748 170 ...

Page 24: ...1 R417 185 2RS1 32 R47J 0 47R Resistance R1206 3 R422 R423 R424 186 2RT1 NTH5G16P42B104K 100K Thermistor R0603 1 R507 187 3CF1 BL112 14RL FFC FPC Connector PT7200_EXT _CON 1 J100 188 3FW1 42932 302320 3A Fuse FUSE_3A 1 F100 189 3ST1 SKRTLBE010 ALARM contact switch SW_ALPS_1 1 K200 190 4PE1 16 F2 A RED Light emitting diodes RED_LED_06 03 1 D201 191 4PE1 16 F5 GREEN Light emitting diodes GREEN_LED _...

Page 25: ...10 03A W0 Rotary encoder ABS black surface treatment ROHS 1 8 7MHP 7210 04A W0 Volume knob ABS black surface treatment ROHS 1 9 7MHP 7069 10A WC Light guide PC transparent ROHS 1 10 7MHR 7069 02A W0 PTT key Silica gel black hardness 60 ROHS 1 11 7MHR 7210 01A W3 Emergency alarm key Silica gel orange hardness 60 ROHS 1 12 7MHR 7069 04A W0 water proof gasket Silica gel black hardness 40 ROHS 1 13 7M...

Page 26: ...d DY E002Afilm φ7 4xφ4 4 ROHS 1 30 7GCJ S1867 01 Paster for earphone PCB board Double sided adhesive tape 1 31 7SMF 020040M SZY B N M2 4 Flat round cross head machine screw Steel hardened Φ2mm 4mm Flat round cross head machine screw nylon patch 16 32 7SMF 020080M MH HT N1 M2 8 Thick head machine screw Steel hardened Φ2mm 8mm Torx thick head Ni plated machine screw metric coarse thread 2 33 7SMF 02...

Page 27: ...PT6700 Service Manual 28 Battery KB 77B Hand Strap KGS 01 Charger KBC 77Q Power Adaptor KTC 24 ...

Page 28: ...PT6700 Service Manual 29 Figure 1 PT6700 Block Diagram ...

Page 29: ...PT6700 Service Manual 30 Figure 2 PT6700 Schematic Circuit Diagram ...

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Page 37: ...PT6700 Service Manual 38 Figure 3 PT6700 Top Layer Position Mark Diagram ...

Page 38: ...PT6700 Service Manual 39 Figure 4 PT6700 Bottom Layer Position Mark Diagram ...

Page 39: ...PT6700 Service Manual 40 Figure 5 PT6700 Top Layer Position Value Diagram ...

Page 40: ...PT6700 Service Manual 41 Figure 6 PT6700 Bottom Layer Position Value Diagram ...

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