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HYT TC-265, Service Manual

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HYT TC-265 Service Manual Download Page 57

                                                                                         

TC-265/365 SERVICE MANUAL

 

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56

 

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2. RF BPF 

Adjust TC-201, 
TC-202 and 
TC-203 at 
center, low and 
high frequency. 
Receiver 
sensitivity can 
be tested in 
adjustment 
mode. 
 
 

Frequency 
scanner 
Communication 
analyzer 
FILTER: 
0.3-3.4KHz 

SSG 
output: 
Wideband:
-119dBm 
MOD: 
1.0KHz 
DEV: 
3.0KHz 
Narrow 
-band: 
-118dBm 
MOD: 
1.0KHz 
DEV: 
1.5KHz 

TP2 
ANT 
SPK 

TC-201 
TC-202 
TC-203 
 
PTT 
(upward) 
MONI 
(down- 
ward)  

Adjust undee at the 
scanner to the top 
with proper 
bandwidth. The 
sign of 
low/center/high 
frequency is on the 
left/middle/right of 
the undee 
respectively. 

Wideband/ 
narrowband at 
center, low and 
high frequency
SINAD: 12dB 
or higher 

3. Squelch 

level 9 

Adjust at center, 
low and high 
frequency. 

Communication 
analyzer 

SSG 
output: 
-116dBm 

ANT 
SPK 

PTT 
(upward) 
MONI 
(down- 
ward) 

Adjust to close the 
squelch. 

Adjust at 
center, low and 
high frequency.

4. Squelch 

level 3 

Adjust at center, 
low and high 
frequency. 

Communication 
analyzer 

SSG 
output: 
-123dBm 

ANT 
SPK 

PTT 
(upward) 
MONI 
(down- 
ward) 

Adjust to close the 
squelch. 

Adjust at 
center, low and 
high frequency.

5.Transmit 

power 

Adjust at center, 
low and high 
frequency. 

Communication 
analyzer 
 
Digital ammeter 

 ANT 

PTT 
(upward) 
MONI 
(down- 
ward) 

3.8W

≤

Po

≤

4.5W 

I

≤

1.6A 

 

Adjust at 
center, low and 
high frequency.

6.CTCSS 
deviation 

Adjust at center, 
low and high 
frequency. 
Adjust 
wideband at 
group 0 and 
narrowband at 
group 2. 
CTCSS signal is 
67.0Hz. 
Save the value. 
(Adjust 
wideband at 
group 1 and 
narrowband at 
group 3. 
CTCSS signal is 
250.3Hz. Adjust 
CTCSS balance 
at VR500.) 

Communication 
analyzer 
 
LPF: 300Hz 

 ANT 

PTT 
(upward)
MONI 
(down- 
ward) 
 
Adjust 
CTCSS 
balance 
at VR500.

Wideband:  
0.75KHz±50Hz 
 
Narrowband: 
0.35KHz±50Hz 

Difference of 
CTCSS 
deviation at 
center, low and 
high 
frequency

≤

50H

z.  

 
 
 
 

Summary of Contents for TC-265

Page 1: ...uit Description 13 CPU Pins 19 TC 265 Parts List 1 21 TC 365 Parts List 1 36 Adjustment Description 55 Disassembly for Repair 58 Exploded View 59 TC 265 365 Parts List 2 60 P a c k i n g 6 2 TC 265 PC Board View 63 TC 365 PC Board View 65 TC 265 Schematic Diagram 67 TC 365 Schematic Diagram 68 Specifications 69 ...

Page 2: ...evision 2004 6 8130026500010 2006 10 IC302 is changed from TA7368F to KIA6278F Q203 Q203 is changed from 3SK320 to 3SK318 Q102 is changed from 2SK2596 to RD01 Q105 is changed from 2SK2595 to RD07 Changes also be made on the corresponding peripheral circuits ...

Page 3: ...ith your skin a minor burn can result z For vehicles with an air bag do not place a radio in the area over an air bag or in the air bag deployment area Air bags inflate with great force If a radio is placed in the air bag deployment area and the air bag inflates the radio may be propelled with great force and cause serious injury to occupants of the vehicle z Turn off your radio prior to entering ...

Page 4: ...ware or programmer in this mode 2 Parts description 1 Antenna 2 Channel Selector Knob Turn the selector knob to select channels 1 S channel S can be programmed by dealer as scan function 3 LED Indicator Used to indicate operation status of the radio Different LED status indicates different operation status of the radio See the following table ...

Page 5: ...rol Knob Rotate the knob clockwise to turn the radio on rotate the knob fully counter clockwise until a click is heard to turn the radio off Turn the knob clockwise to increase the volume or counter clockwise to decrease the volume 5 Speaker 6 Microphone 7 PTT push to talk Press and hold PTT to talk release to receive 8 Monitor Key Press MONI key to monitor activities on the current channel 9 Spea...

Page 6: ... Adjust Mode Wired Clone Mode All Reset Mode This mode is used to initialize the radio function settings channel data and destination and to enable disable manual adjust mode Manual Adjust Mode This mode is used for the factory or dealer to make the following adjustment frequency stability RX sensitivity squelch level transmit power CTCSS CDCSS deviation tone deviation and low battery alert refere...

Page 7: ...ed Clone Mode Press MONI for 3 seconds while turning the radio on Press PTT to transmit 4 Prohibit Entering Manual Adjust Mode Manual adjust mode can be prohibited by programming to prevent users from changing the parameter with self programming function or with external programmer The factory or the dealer should prohibit this mode after setting and cancel the prohibition before entering this mod...

Page 8: ...ore your adjustment to ensure the reliability of the adjustment 1 Frequency stability and VCO lock voltage Adjust at center frequency CH1 Press PTT to switch between transmit and receive Adjust frequency stability at VR1 receive VCO at TC2 and transmit VCO at TC1 Turn to low frequency CH2 and high frequency CH3 to check that the item is within the set range 2 RF BPF Adjust at center low and high f...

Page 9: ...arked as group 0 group 1 group 2 and group 3 respectively The channel frequency of each group is arranged as center low high and center frequency Channels of group 0 and group 1 are wideband and channels of group 2 and group 3 are narrowband You can adjust low frequency of CTCSS CDCSS CTCSS 67 0Hz CDCSS 023 at group 0 and group 2 and high frequency of CTCSS CDCSS balance CTCSS 250 3Hz CDCSS 754 at...

Page 10: ...s 5 5 0 The period that radio checks a priority channel from a normal channel when there is no activity on priority channel 6 0 5 6 RX Dwell Time 0 5 5 0s 3 0s step 0 1s 6 5 0 Time until scan resumes when it is stopped by signal input Only valid in time operated scan 7 0 1 7 Dropout Delay Time 0 1 5 0s 3 0s step 0 1s 7 5 0 Time until scan resumes when there is no signal after it is stopped by sign...

Page 11: ...n order to protect power amplifier time of continuous transmission is set as 10 minutes 13 OFF TOT off 13 10 13 TOT Alert Time OFF 10 180s OFF step 5s 13 180 The radio will call an alert at the set time before TOT is time out and then call alerts every 10 seconds 14 OFF Transmission is allowed immediately after the radio returns to receive mode by TOT 14 1 14 TOT Rekey Time OFF 1 120s OFF step 1s ...

Page 12: ...ort out the clone mode points FCPY on PCB to enter factory clone mode 3 Disconnect the clone mode points FCPY on PCB to enter dealer clone mode 4 You can clone the following data in wired clone mode General parameter User channel data Factory channel data only available in factory clone mode Center low and high frequency only available in factory clone mode 2 Tone frequency 5 Tone frequency Adjust...

Page 13: ... 000 38 85 360 100 360 000 350 100 350 000 369 975 369 900 360 100 360 000 9 TC 365 3 370 000 390 000 380 000 38 85 380 100 380 000 370 100 370 000 389 975 389 900 380 100 380 000 10 TC 365 4 400 000 420 000 410 000 38 85 410 100 410 000 400 100 400 000 419 975 419 900 410 100 410 000 11 TC 365 5 400 000 430 000 415 000 38 85 415 100 415 000 400 100 400 000 429 975 429 900 415 100 415 000 12 TC 36...

Page 14: ...ive switch circuit and a 3 stage low pass filter The amplified signal is filtered through a band pass filter a 3 stage LC filter to eliminate unwanted signal before it is applied to the first mixer The voltage of varactor is provided by MPU IC403 See Fig 2 a 1 2 3 4 A B C D 4 3 2 1 D C B A Title Number Revision Size B Date 22 Nov 2003 Sheet of File D TC366 CE service manual service 周工031120 维修手册插图...

Page 15: ...nd FM detected in IC200 TC 265 IC10 TC 365 4 AF amplifier The recovered AF signal obtained from IF processing IC is amplified by IC300 1 4 TC 265 IC9 1 4 TC 365 filtered by the IC300 TC 265 IC9 TC 365 low pass filter 2 4 and IC300 TC 265 IC9 TC 365 high pass filter 4 4 and de emphasized by R47 and C56 TC 265 R36 and C53 TC 365 The processed AF signal is then passed to a WIDE NARROW switch and its ...

Page 16: ...red by IC9 TC 265 IC14 TC 365 and then applied to the microprocessor MCU compares TTS with the preset value and controls MUTE and AFCO and speaker output according to squelch results 3 PLL frequency synthesizer PLL circuit generates the first local oscillator signal for receive and the RF signal for transmission 1 PLL The frequency step of the PLL circuit is 2 5 or 6 25 KHz A 12 8MHz reference osc...

Page 17: ...n TC 365 The T R pin is set low in transmit mode The outputs are amplified by Q6 TC 265 Q139 TC 365 and sent to the buffer amplifiers 3 Unlock Detector If a low level signal appears at the LD pin of PLL IC an unlock condition occurs and the DC voltage obtained from D7 R2 TC 265 D114 R501 TC 365 and PLL IC causes the voltage applied to the UL pin of the microprocessor to go low When the microproces...

Page 18: ...oder Balance MUTE SW Fig 6 Transmit audio CTCSS CDCSS 4 a RF amplifier TC 265 The RF signal obtained from the VCO buffer amplifier Q100 is amplified by Q101 and Q102 This amplified signal is passed to the power amplifier Q102 and Q105 which consists of a 2 stage FET amplifier and is capable of producing up to 4 5W of RF power See Fig 7 a 1 2 3 4 A B C D 4 3 2 1 D C B A Title Number Revision Size B...

Page 19: ...on circuit compares the voltage obtained from the above drain current with a reference voltage which is set using the microprocessor The APC voltage is proportional to the difference between the sensed voltage and the reference voltage output from IC100 TC 265 IC11 TC 365 1 2 This output voltage controls the gate of the FET power amplifier which keeps the transmitter output power be varied by the ...

Page 20: ...cillator 7 3728MHz 23 XOUT O Oscillator 24 VSS I Grounding 25 SHIFT O Clock frequency shift H enable 26 PABC O MOS FET power H enable 27 WNRC O Audio reference sensitivity L narrow 28 WNTC O Max deviation control H narrow 29 NC I NC 30 SDA I O EEPROM data cable 31 SCL O EEPROM clock cable 32 UL I PLL unlock detector L unlock 33 DT O Common data output 34 CK O Common clock output 35 LE O PLL IC H l...

Page 21: ... I NC 55 TSO O AF signaling encode output 56 APC O TX APC output RX BPF tune output 57 VCC I CPU power supply 5V 58 VREF I Connect with VCC 59 AVSS I Connect with VSS 60 NC I NC 61 FCPY I Factory clone L model set 62 MODE I Additional mode L enable 63 NC I NC 64 TIBI I CTCSS CDCSS exterior circuit central input ...

Page 22: ... resistor 0402 1KΩ J 1 16 1 R407 T2E 19 3001051020010 Chip resistor 0402 1KΩ J 1 16 1 R413 T2D 20 3001051020010 Chip resistor 0402 1KΩ J 1 16 1 R508 T3E 21 3001051020010 Chip resistor 0402 1KΩ J 1 16 1 R536 T5J 22 3001051020010 Chip resistor 0402 1KΩ J 1 16 1 R6 T4C 23 3001051020010 Chip resistor 0402 1KΩ J 1 16 1 R608 T1A 24 3001051020010 Chip resistor 0402 1KΩ J 1 16 1 R703 T4I 25 3001051020010 ...

Page 23: ...hip resistor 0402 1 8KΩ J 1 1 R534 T5I 59 3001051830000 Chip resistor 0402 18KΩ J 1 1 1 R529 T4G 60 3001051840000 Chip resistor 0402 180KΩ J 1 1 R145 T1H 61 3001051840000 Chip resistor 0402 180KΩ J 1 1 R318 T2B 62 3001051850000 Chip resistor 0402 1 8MΩ J 1 1 R512 T3E 63 3001052220000 Chip resistor 0402 2 2KΩ J 1 1 R331 T1E 64 3001052220000 Chip resistor 0402 2 2KΩ J 1 1 R418 T2C 65 3001052230010 C...

Page 24: ...r 0402 470KΩ J 1 1 R333 T1F 99 3001055130010 Chip resistor 0402 51KΩ J 1 1 1 R524 T3F 100 3001055130010 Chip resistor 0402 51KΩ J 1 1 1 R716 T5E 101 3001055610000 Chip resistor 0402 560Ω J 1 1 1 R124 T2H 102 3001055620000 Chip resistor 0402 5 6KΩ J 1 1 R604 T1A 103 3001055630000 Chip resistor 0402 56KΩ J 1 1 1 R335 T2F 104 3001056810000 Chip resistor 0402 680Ω J 1 1 1 R122 T2J 105 3001056810000 Ch...

Page 25: ... resistor 0603 10Ω J 1 10 1 R417 T4K 139 3001061010000 Chip resistor 0603 100Ω J 1 1 1 R104 B2G 140 3001061010000 Chip resistor 0603 100Ω J 1 1 1 R14 B3D 141 3001061010000 Chip resistor 0603 100Ω J 1 1 1 R223 B3F 142 3001061020010 Chip resistor 0603 1KΩ J 1 10 1 R103 B2F 143 3001061020010 Chip resistor 0603 1KΩ J 1 10 1 R2 B1B 144 3001061020010 Chip resistor 0603 1KΩ J 1 10 1 R20 B2D 145 300106102...

Page 26: ...sistor 0603 150Ω J 1 1 1 R231 B5F 179 3001061520000 Chip resistor 0603 1 5KΩ J 1 1 R108 B3F 180 3001061530010 Chip resistor 0603 15KΩ J 1 1 1 R433 B2H 181 3001061530010 Chip resistor 0603 15KΩ J 1 1 1 R434 B1H 182 3001061540000 Chip resistor 0603 150KΩ J 1 1 R1 B1B 183 3001061540000 Chip resistor 0603 150KΩ J 1 1 R133 T1I 184 3001061540000 Chip resistor 0603 150KΩ J 1 1 R134 T1I 185 3001061800000 ...

Page 27: ...ip resistor 0603 3 3KΩ J 1 1 R203 B4B 219 3001063320000 Chip resistor 0603 3 3KΩ J 1 1 R204 B5B 220 3001063320000 Chip resistor 0603 3 3KΩ J 1 1 R303 B3B 221 3001063320000 Chip resistor 0603 3 3KΩ J 1 1 R424 B2I 222 3001063320000 Chip resistor 0603 3 3KΩ J 1 1 R425 B2I 223 3001063330010 Chip resistor 0603 33KΩ J 1 1 1 R338 B3A 224 3001063330010 Chip resistor 0603 33KΩ J 1 1 1 R514 T3E 225 30010633...

Page 28: ...NR 2 5A 1 F500 T4J 259 3001080590000 Chip resistor 1206 0 5Ω J 1 4 1 R997 T2J 260 3001080590000 Chip resistor 1206 0 5Ω J 1 4 1 R998 T2J 261 3001080590000 Chip resistor 1206 0 5Ω J 1 4 1 R999 T2J 262 3002991530020 Trimmer resistor φ3 0mm 15KΩ 2 1 VR501 T3E 263 3002996830020 Trimmer resistor φ3 0mm 68KΩ 2 1 VR1 T4A 264 3002996830020 Trimmer resistor φ3 0mm 68KΩ 2 1 VR500 T2D 265 3003992220000 Therm...

Page 29: ...p capacitor 0402 0 1UF K 16 1 C327 T2E 299 3101051040060 Chip capacitor 0402 0 1UF K 16 1 C398 T2E 300 3101051040060 Chip capacitor 0402 0 1UF K 16 1 C400 T2B 301 3101051040060 Chip capacitor 0402 0 1UF K 16 1 C525 T4I 302 3101051040060 Chip capacitor 0402 0 1UF K 16 1 C533 T2C 303 3101051040060 Chip capacitor 0402 0 1UF K 16 1 C54 T4A 304 3101051040060 Chip capacitor 0402 0 1UF K 16 1 C600 T1B 30...

Page 30: ...hip capacitor 0402 56PF J 50V 1 C338 T2B 339 3101055620010 Chip capacitor 0402 5600PF K 2 1 C308 T2A 340 3101056820000 Chip capacitor 0402 6800PF K 2 1 C704 T4H 341 3101056830040 Chip capacitor 0402 68nF K 16V 1 C705 T5E 342 3101060200010 Chip capacitor 0603 2PF B 50V 1 C216 B4D 343 3101060200010 Chip capacitor 0603 2PF B 50V 1 C223 B5D 344 3101060200010 Chip capacitor 0603 2PF B 50V 1 C243 B4E 34...

Page 31: ...or 0603 1000PF K 5 1 C116 B3G 379 3101061020000 Chip capacitor 0603 1000PF K 5 1 C118 B4G 380 3101061020000 Chip capacitor 0603 1000PF K 5 1 C119 B4H 381 3101061020000 Chip capacitor 0603 1000PF K 5 1 C120 B3I 382 3101061020000 Chip capacitor 0603 1000PF K 5 1 C124 B3I 383 3101061020000 Chip capacitor 0603 1000PF K 5 1 C133 B4J 384 3101061020000 Chip capacitor 0603 1000PF K 5 1 C137 B4J 385 310106...

Page 32: ...tor 0603 0 01UF K 2 1 C20 B3D 419 3101061030010 Chip capacitor 0603 0 01UF K 2 1 C201 B4C 420 3101061030010 Chip capacitor 0603 0 01UF K 2 1 C210 B5B 421 3101061030010 Chip capacitor 0603 0 01UF K 2 1 C214 B5C 422 3101061030010 Chip capacitor 0603 0 01UF K 2 1 C217 B4E 423 3101061030010 Chip capacitor 0603 0 01UF K 2 1 C221 B4D 424 3101061030010 Chip capacitor 0603 0 01UF K 2 1 C305 B3B 425 310106...

Page 33: ...itor 0603 13PF J 50V 1 C140 B4J 459 3101061500010 Chip capacitor 0603 15PF J 50V 1 C100 B2F 460 3101061500010 Chip capacitor 0603 15PF J 50V 1 C113 B3G 461 3101061500010 Chip capacitor 0603 15PF J 50V 1 C212 B5C 462 3101061500010 Chip capacitor 0603 15PF J 50V 1 C219 B3E 463 3101061530000 Chip capacitor 0603 0 015UF K 1 C301 B3B 464 3101061600000 Chip capacitor 0603 16PF J 50V 1 C255 B4G 465 31010...

Page 34: ...300 B3B 499 3101068200000 Chip capacitor 0603 82PF J 50V 1 C208 B5B 500 3101068220000 Chip capacitor 0603 8200PF K 5 1 C309 B3C 501 3199060758000 Chip capacitor 0603 0 75PF B 5 1 C34 B2E 502 3102992000000 Trimmer capacitor 3 2 2 5 1 25mm 1 TC201 B4G 503 3102992000040 Trimmer capacitor 3 2 2 5 1 25mm 1 TC1 B1E 504 3102992000040 Trimmer capacitor 3 2 2 5 1 25mm 1 TC2 B1G 505 3215106470000 Bobbin ind...

Page 35: ...13 B2E 538 3210406471000 Multi layer inductor 0603 470nH LQM1 1 L4 B2D 539 3210306680000 Multi layer inductor 0603 68nH LQG18 1 L101 B4G 540 3210306820000 Multi layer inductor 0603 82nH LQG18 1 L100 B2G 541 3231351640000 Air core inductor E2 0 35 1 6 4TL 1 L111 B4I 542 3231351650000 Air core inductor E2 0 35 1 6 5TL 1 L108 B3I 543 3231351650000 Air core inductor E2 0 35 1 6 5TL 1 L114 B4J 544 3231...

Page 36: ...0 Transistor 2SC5108 Y TE85L 1 Q100 B2F 579 3401002000990 Transistor 2SC5108 Y TE85L 1 Q2 B1C 580 3401002000990 Transistor 2SC5108 Y TE85L 1 Q6 B2F 581 3411002000020 Transistor 2SC5343EG NPN AU 1 Q300 B3C 582 3411002000020 Transistor 2SC5343EG NPN AU 1 Q501 T3E 583 3411002000020 Transistor 2SC5343EG NPN AU 1 Q502 T3F 584 3411002000020 Transistor 2SC5343EG NPN AU 1 Q503 T4H 585 3411002000020 Transi...

Page 37: ...ction IC R3111N451C TR 1 IC402 T2B 620 3604007004810 PLL MB1511PFV G BND 1 IC1 B2B 621 3605008005010 Operation amplifier NJM2100V 2 1 IC500 T3G 622 3612031000510 Memory AT24C16AN 10SU 2 1 IC401 T5C 623 3603008005040 Operation amplifier NJM2902V 4 1 IC300 B3B 624 3605008005070 Operation amplifier NJM2904V 2 1 IC100 T2I 625 3605008005070 Operation amplifier NJM2904V 2 1 IC301 T2A 626 3603002005440 I...

Page 38: ...00 Multi layer inductor 0603 220nH LQM1 1 L403 T3B 652 3210306221000 Multi layer inductor 0603 220nH LQM1 1 L5 B3D 653 3104074750030 Ta capacitor 0805 4 7UF M 10V 1 C331 T1E 654 3104074750030 Ta capacitor 0805 4 7UF M 10V 1 C5 B2C 655 3104074750030 Ta capacitor 0805 4 7UF M 10V 1 C50 B2G 656 3104074750030 Ta capacitor 0805 4 7UF M 10V 1 C504 T2C 657 3104074750030 Ta capacitor 0805 4 7UF M 10V 1 C5...

Page 39: ...sistor 0402 10Ω J 1 16 1 R91 T4K 19 3001051010000 Chip resistor 0402 100Ω J 1 1 1 R104 T4J 20 3001051010000 Chip resistor 0402 100Ω J 1 1 1 R140 T4J 21 3001051010000 Chip resistor 0402 100Ω J 1 1 1 R145 T5H 22 3001051010000 Chip resistor 0402 100Ω J 1 1 1 R147 T5I 23 3001051020010 Chip resistor 0402 1KΩ J 1 16 1 R146 T5J 24 3001051020010 Chip resistor 0402 1KΩ J 1 16 1 R308 T1A 25 3001051020010 Ch...

Page 40: ...0 Chip resistor 0402 150KΩ F 1 1 R214 T1I 59 3001051540000 Chip resistor 0402 150KΩ F 1 1 R215 T1I 60 3001051540000 Chip resistor 0402 150KΩ F 1 1 R216 T1I 61 3001051540000 Chip resistor 0402 150KΩ F 1 1 R217 T1I 62 3001051820000 Chip resistor 0402 1 8KΩ J 1 1 R132 T3F 63 3001051820000 Chip resistor 0402 1 8KΩ J 1 1 R144 T5H 64 3001051830000 Chip resistor 0402 18KΩ J 1 1 1 R139 T4G 65 300105184000...

Page 41: ...or 0402 47KΩ J 1 1 1 R117 T3E 99 3001054730000 Chip resistor 0402 47KΩ J 1 1 1 R209 T2I 100 3001054730000 Chip resistor 0402 47KΩ J 1 1 1 R300 T1A 101 3001054730000 Chip resistor 0402 47KΩ J 1 1 1 R306 T2B 102 3001054730000 Chip resistor 0402 47KΩ J 1 1 1 R62 T2D 103 3001054730000 Chip resistor 0402 47KΩ J 1 1 1 R88 T4K 104 3001054730000 Chip resistor 0402 47KΩ J 1 1 1 R89 T4K 105 3001054730000 Ch...

Page 42: ...p resistor 0603 100Ω J 1 1 1 R513 B3D 139 3001061010000 Chip resistor 0603 100Ω J 1 1 1 R518 B2E 140 3001061010000 Chip resistor 0603 100Ω J 1 1 1 R524 B1F 141 3001061010000 Chip resistor 0603 100Ω J 1 1 1 R525 B1F 142 3001061010000 Chip resistor 0603 100Ω J 1 1 1 R530 B2F 143 3001061020010 Chip resistor 0603 1KΩ J 1 10 1 R101 B2H 144 3001061020010 Chip resistor 0603 1KΩ J 1 10 1 R23 B3E 145 30010...

Page 43: ...esistor 0603 1 5KΩ J 1 1 R235 B3F 179 3001061530000 Chip resistor 0603 15KΩ D 1 1 1 R107 B2H 180 3001061530000 Chip resistor 0603 15KΩ D 1 1 1 R108 B1H 181 3001061540010 Chip resistor 0603 150KΩ D 1 1 R505 B1B 182 3001061810000 Chip resistor 0603 180Ω J 1 1 1 R77 B2K 183 3001061830010 Chip resistor 0603 18KΩ J 1 1 1 R38 B3A 184 3001061840000 Chip resistor 0603 180KΩ J 1 1 R3 B4B 185 3001061840000 ...

Page 44: ...esistor 0603 3 3KΩ J 1 1 R98 B2I 219 3001063320000 Chip resistor 0603 3 3KΩ J 1 1 R99 B2I 220 3001063330010 Chip resistor 0603 33KΩ J 1 1 1 R69 B3A 221 3001063340000 Chip resistor 0603 330KΩ J 1 1 R507 B2C 222 3001063920000 Chip resistor 0603 3 9KΩ J 1 1 R2 B4B 223 3001063930010 Chip resistor 0603 39KΩ J 1 1 1 R511 B2A 224 3001063940000 Chip resistor 0603 390KΩ D 1 1 R48 B3C 225 3001064700000 Chip...

Page 45: ...r 0603 82KΩ J 1 1 1 R805 B4F 259 3001069130000 Chip resistor 0603 91KΩ D 1 1 1 R33 B3C 260 3001070000000 Chip resistor 0805 0Ω J 1 8W 1 R222 B3H 261 3001070000000 Chip resistor 0805 0Ω J 1 8W 1 R226 B4I 262 3001070000000 Chip resistor 0805 0Ω J 1 8W 1 R43 T2F 263 3001070000000 Chip resistor 0805 0Ω J 1 8W 1 R44 B3A 264 3001080590000 Chip resistor 1206 0 5Ω J 1 4 1 R218 T2J 265 3001080590000 Chip r...

Page 46: ...citor 0402 18PF J 50V 1 C307 T5E 299 3101051800010 Chip capacitor 0402 18PF J 50V 1 C308 T5E 300 3101052200010 Chip capacitor 0402 22PF J 50V 1 C310 T5E 301 3101052210010 Chip capacitor 0402 220PF K 50 1 C133 T5J 302 3101052210010 Chip capacitor 0402 220PF K 50 1 C134 T5I 303 3101052230000 Chip capacitor 0402 0 022UF K 1 C121 T4G 304 3101052230000 Chip capacitor 0402 0 022UF K 1 C123 T4G 305 31010...

Page 47: ...hip capacitor 0402 6800PF K 2 1 C404 T4H 339 3101056830000 Chip capacitor 0402 0 068UF K 1 C309 T5E 340 3101060100010 Chip capacitor 0603 1PF B 50V 1 C204 B4K 341 3101060100010 Chip capacitor 0603 1PF B 50V 1 C208 B4J 342 3101060100010 Chip capacitor 0603 1PF B 50V 1 C209 B4I 343 3101060100010 Chip capacitor 0603 1PF B 50V 1 C210 B5J 344 3101060100010 Chip capacitor 0603 1PF B 50V 1 C265 B4I 345 3...

Page 48: ...itor 0603 100PF J 50 1 C217 B4I 379 3101061010010 Chip capacitor 0603 100PF J 50 1 C502 B1A 380 3101061010010 Chip capacitor 0603 100PF J 50 1 C503 B1A 381 3101061010010 Chip capacitor 0603 100PF J 50 1 C506 B1B 382 3101061010010 Chip capacitor 0603 100PF J 50 1 C526 B2E 383 3101061020000 Chip capacitor 0603 1000PF K 5 1 C229 B3H 384 3101061020000 Chip capacitor 0603 1000PF K 5 1 C232 B3G 385 3101...

Page 49: ... capacitor 0603 0 1UF K 16 1 C550 B2A 419 3101061040010 Chip capacitor 0603 0 1UF K 16 1 C66 B3C 420 3101061040010 Chip capacitor 0603 0 1UF K 16 1 C8 B4B 421 3101061050060 Chip capacitor 0603 1UF K 10V 1 C59 B3A 422 3101061050060 Chip capacitor 0603 1UF K 10V 1 C92 T5A 423 3101061100010 Chip capacitor 0603 11PF J 50V 1 C218 B4I 424 3101061200000 Chip capacitor 0603 12PF J 50V 1 C27 B5E 425 310106...

Page 50: ...citor 0603 470PF K 50 1 C211 B4J 459 3101064710000 Chip capacitor 0603 470PF K 50 1 C213 B4J 460 3101064710000 Chip capacitor 0603 470PF K 50 1 C224 B3J 461 3101064710000 Chip capacitor 0603 470PF K 50 1 C228 B3I 462 3101064710000 Chip capacitor 0603 470PF K 50 1 C230 B4G 463 3101064710000 Chip capacitor 0603 470PF K 50 1 C231 B3G 464 3101064710000 Chip capacitor 0603 470PF K 50 1 C236 B3G 465 310...

Page 51: ...p capacitor 0603 6800PF K 5 1 C47 B3B 499 3101068200000 Chip capacitor 0603 82PF J 50V 1 C9 B5B 500 3101071040000 Chip capacitor 0805 0 1UF K 25 1 C125 T4G 501 3101071050010 Chip capacitor 0805 1UF K 10V 1 C101 B3H 502 3101071050010 Chip capacitor 0805 1UF K 10V 1 C102 B3J 503 3101071050010 Chip capacitor 0805 1UF K 10V 1 C108 T3E 504 3101071050010 Chip capacitor 0805 1UF K 10V 1 C227 B3J 505 3101...

Page 52: ...Air core inductor E2 0 35 1 6 3TR 1 L8 B4E 538 3231351630000 Air core inductor E2 0 35 1 6 3TR 1 L9 B4H 539 3231351680000 Air core inductor E2 0 35 1 6 8TR 1 L28 B3I 540 3401002000990 Transistor 2SC5108 Y TE85L 1 Q135 B3F 541 3401002000990 Transistor 2SC5108 Y TE85L 1 Q136 B2E 542 3401002000990 Transistor 2SC5108 Y TE85L 1 Q139 B2F 543 3401002000990 Transistor 2SC5108 Y TE85L 1 Q143 B1C 544 340100...

Page 53: ...4I 578 3221506601000 Chip ferrite bead 0603 600Ω 25 1 L31 B4F 579 3221506601000 Chip ferrite bead 0603 600Ω 25 1 L37 B2F 580 3221506601000 Chip ferrite bead 0603 600Ω 25 1 L46 B1E 581 3221506601000 Chip ferrite bead 0603 600Ω 25 1 L49 B1D 582 3221506601000 Chip ferrite bead 0603 600Ω 25 1 L54 B2D 583 3221506601000 Chip ferrite bead 0603 600Ω 25 1 L6 T4B 584 3221507221000 Chip ferrite bead 0805 220...

Page 54: ...witching diode MA2Z07700L SOD 1 D111 B4J 619 3307110100070 LED KPT 1608SRC 1 D104 T4K 620 3499000000110 Transistor 2SC4619TLP SOD 3 1 Q124 B5C 621 3303020100080 Switching diode MA2S07700L 1 7 1 D108 B3E 622 3303020100080 Switching diode MA2S07700L 1 7 1 D109 B4I 623 3303020100080 Switching diode MA2S07700L 1 7 1 D110 B4I 624 3303020100080 Switching diode MA2S07700L 1 7 1 D112 B3E 625 3303030100010...

Page 55: ... 1 Q115 T2F 657 3504990000020 FET RD07MVS1 T112 P 1 Q129 B3H 658 3503020000030 FET 2SK1824 T1 A N 1 Q104 T3F 659 3503020000030 FET 2SK1824 T1 A N 1 Q120 B3C 660 3503020000030 FET 2SK1824 T1 A N 1 Q130 T2H 661 3503020000030 FET 2SK1824 T1 A N 1 Q133 T2J 662 3503040000010 FET UPA672T T1 A N 1 Q109 B2H 663 3603002005440 IF processing IC TA31136FNG EL 1 IC10 B4B 664 3499000000140 Transistor 2SK508 K52...

Page 56: ...l initialized Please refer to 5 1 All Reset Mode in Radio Modes for more details 2 Adjustment TC 265 365 can be adjusted by manual adjust mode or through PC programming software The following table describes the adjustment details of manual adjust mode 3 Manual Adjust Mode Measurement Adjustment Item Condition Test equipment Condition Terminal Parts Method Specifications Remarks 1 Frequency stabil...

Page 57: ...ard Adjust to close the squelch Adjust at center low and high frequency 4 Squelch level 3 Adjust at center low and high frequency Communication analyzer SSG output 123dBm ANT SPK PTT upward MONI down ward Adjust to close the squelch Adjust at center low and high frequency 5 Transmit power Adjust at center low and high frequency Communication analyzer Digital ammeter ANT PTT upward MONI down ward 3...

Page 58: ...5KHz 50Hz Narrowband 0 35KHz 50Hz Difference of CDCSS deviation at center low and high frequency 50H z 8 Tone deviation Turn to any channel Tone signaling is 1860Hz Communication analyzer LPF 15KHz ANT PTT upward MONI down ward Wideband 3 5KHz 100Hz Narrowband 1 5KHz 2 0KHz Adjust at any channel 9 Low battery alert level Turn to any channel Adjust under maximum transmit power Digital multi meter A...

Page 59: ...f the case assembly lift the chassis and remove it from the case assembly 3 Taking care not to cut the speaker lead separate the chassis and the front cover assembly Remove the latch Raise the latch on the bottom part of the case assembly insert a small flat screwdriver into the space between the case and latch open the case carefully and remove the latch Note Do not force to separate the case fro...

Page 60: ...TC 265 365 SERVICE MANUAL 59 Exploded View 4 1 2 3 5 6 7 8 9 10 11 13 14 15 16 17 19 18 20 21 22 23 25 24 12 26 27 28 29 30 31 32 33 34 36 35 37 38 39 42 43 40 41 44 45 46 47 48 49 50 51 52 53 s ...

Page 61: ...45000000 Bracket waterproof cushion 00 RoHS 1 20 6100087000000 End face waterproof cover 00 RoHS 1 21 4400100008000 SMA connector antenna pedestal RoHS 1 22 6000166000030 Switch bracket 03 RoHS 1 23 6100096000000 FET cushion 00 RoHS 1 24 7400072000000 Aluminum chassis insulation sheet 00 RoHS 1 25 Battery 1 26 6201035000010 Belt clip shrapnel 01 RoHS 1 27 6300010000000 Belt clip mental holder 00 R...

Page 62: ...spring 01 RoHS 2 50 6000147000060 Radio unit front case 06 RoHS 1 51 6100085000010 PTT key 01 RoHS 1 52 6000157000000 PTT key cover PC ABS 00 RoHS 1 53 7209002200000 Nut M9 0 2 2mm 00 RoHS 1 A 7103006001000 Machine screw M3 0 6 0mm 00 RoHS 1 B 7102004020050 Self tapping screw ST2 0 4 0mm 05 RoHS 13 C 7103006001010 Machine screw M3 0 6 0mm 01 RoHS 2 D 7102504000300 Machine screw M2 5 4 0mm 00 RoHS ...

Page 63: ...TC265 365 SERVICE MANUAL 62 Packing Package Box Adapter Antenna Belt Clip Wrist Strap Package Lining Battery Charger Main Unit Owner s Manual ...

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Page 68: ... 1k 470p 0 1u C217 C307 33 C251 C225 10k 10 10u 6 3 Q107 DTC114TE 470p 3 3k 3 3k R308 470k 0 1u 4700p 1u C201 L204 0 75U L214 L215 L203 TP2 1u L118 L114 1000p R128 R123 L112 MA2Z077 R127 C133 C128 L108 L113 C126 C143 C120 C123 C125 C119 R121 0 1u R117 C116 R115 15p L104 C114 C111 R116 R114 R118 C109 R112 L101 R110 C107 R109 R108 R107 C104 R106 R105 C103 L100 R103 C102 C101 R102 R101 R100 L13 R104 ...

Page 69: ...0 R116 22K 5 6k TH100 1u 2 2u 4 3300p 10k 3 3k 2SC5343E Q103 1 8M 33k 33k 820p C112 3300p 0 047u 0 01u 3300p 330p 1 8M 10k 33k 33k 0 047u Q104 2SK1824 6 8k 3 3k 1 8k 10p C120 0 022u 4 7u 6 3 47k 1 5k Q100 0 15k 15k 750k 0 022u 1000p 0 1u D102 DAN222 D101 2 2u 4 100 820 Q101 2SC5343 0 027u 470p 0 1u 18k 100k L3 10u 6 3 1 8k 100 1 2 3 4 5 6 7 8 9 1 7 8 14 VSS VDD R50 J101 J100 470p 470p 470 0 0 220p...

Page 70: ...ting KHz 5 W 2 5 N Audio Response 6dB Octave 3 RF Spurious Emissions dBm 36 1GHz 30 1GHz Adjacent Channel Power dB 70 W 60 N Receiver Reference Sensitivity μV 0 25 W 0 28 N Audio Squelch Sensitivity μV 0 4 Audio Power mW 500 Audio Distortion 5 Bandwidth KHz 7 W 3 5 N Audio Response 6dB Octave 8 2 Co channel rejection dB 8 Blocking dB 84 Adjacent Channel selectivity dB 70 W 60 N Spurious Response r...

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