Kenwood TK-3130 Service Manual

Also see for TK-3130 - ProTalk XLS UHF: Instruction manual Brochure Instruction manual Instruction manual

Contents

8TK-3130/3131SEMICONDUCTOR DATA Terminal functionPin No. Port Name I/O Function1~3 V1~V3 I LCD Voltage4,5 NC I NC6 AF MUTE O RXsignal AF Mute L : Mute7 SEL I8 SHIFT O Clock Frequency shift9 VSS I GND10 OSC2 O Clock oscillation out11 OSC1 I Clock oscillation in12 MMOD I GND13 XI I NC14 XO O NC15 VDD I Power supply16 RST I Reset L : Reset17 VREF+ I GND18 UL I PLL Unlock L : Unlock19 BUSY I RX Busy Detect20 TI I QT/DQT signal21 BIAS I NC22 BATT I Battery Voltage23 VOX I VOX Level24 RSSI I RX Carrier Level25 VIB O Vibrator Control H : On26 VREF– I GND27 VDD I Power supply28 TXD O to FPU Data29 RXD I from FPU Data30 TDATA O MSK TX Data31 DIR O IC205 Control32 SCLK O IC205 Clock33 DI/O I/O IC205 Data34 APC O TX Power H/L H : Low power35 BEEP O Beep36 PABC O Final SW37 3CC O 3C SW L : On38 3RC O 3R SW L : On39 3TC O 3T SW L : On40 TO O TX QT/DQT outCPU : MN101C54AKA (TX-RX UNIT (A/2) IC204)Pin No. Port Name I/O Function41 BATT L I Battery Low42 TCLK O MSK TX Clock43 RDF I Detect MSK Data44 VDD I Power Supply45 PTT I PTT L : Press46 MONI I MONITOR key L : Press47 CALL I CALL key L : Press48 UP I UP key L : Press49 MODE I MODE key L : Press50 DOWN I DOWN key L : Press51 MICMUTE O MIC Mute H : Mute52 SP AMP O AF AMP on/off H : On53 PCLK O PLL IC Clock54 PDATA O PLL IC Data55 PEN O PLL IC Enable56 ECLK O EEPROM Clock57 EDATA I/O EEPROM Data58 BACKLIT O LCD Lamp on/off H : On59 RLED O Red LED on/off H : On60 GLED O Green LED on/off H : On61,62 NC O NC63~76 SEG13~SEG0 O LCD77~79 COM0~COM2 O LCD80 NC O NCFET : 2SK3078 (Q9) Absolute Maximum Ratings (Ta=25°C)Item V DSS V GSS I D Pch Tch TstgRating 15V 5V 0.5A 3W 150°C –45~+150°CTc=25°CFET : NE5510279A (Q10) Absolute Maximum Ratings (Ta=25°C)Item V DSS V GSS I D Pch Tch TstgRating 8.5V 6.0V 1.0A 2.4W 125°C –55~+125°CTc=25°C