Kirisun PT8100 -01 User Manual

PT8100 Service Manual
8
62 INT IRQ20 I Power Detect Input
63 DVCC DVCC -
64 DVSS DVSS -
65 8TC PA2 O Tx Power Control H：On
66 8RC PA3 O Rx Power Control H：On
67 SBC P50 O Main Power Switch Control H: on
68 TXGSW P51 O Tx Gate Control L: Tx
69 PA P52 O Public Address Control H: PA
70 AF_MUTE P53 O Mute Control L: AF Mute
71 NC - -
72 NC - -
73 DTMF PPG6 O(PWM) DTMF/2T/5T/Beep Output
74 VCCN PPG7 O(PWM) Frequency Voltage Regulation Output VCCN
75 P00 P00 High Level Programming Test Point
76 P01 P01 Low Level Programming Test Point
77 MIC_MUTE P02 O Mute Control H: MIC Mute
78 AFCO P03 O
AF Power Amplifier Control
L: Power Amplifier On
79 NC - -
80 NC - -
81 NC - -
82 PTT P07 I PTT Button Input
83 IGN P10 I Reserved: Ignition Switch Detect Input
84 EXT-ALAR
M
P11 I Reserved: External Alarm Input
85 MAXAF P12 O
Max. Alarm Volume Control Switch
H: Controlled by Volume Switch
L: Max Volume at Emergency Alarm
86 NC - -
87 NC - -
88 VCC VCC - CPU Power Input
89 VSS VSS - GND
90 X1 X1 - Oscillator
91 X0 X0 - Oscillator
92 SHIFT P15 O
Clock Beat Shift
H：On
93 W/N P16 O
Wideband/Narrowband Control
H：Narrowband L：Wideband (Reserved)
94 W/N P17 O
Wideband/Narrowband Control
H：Wideband L：Narrowband
95 APC PPG0 O(PWM) TX: Automatic Power Control Output
96 TV PPG1 O(PWM) RX:BPF Tuning Output
97 DCSTCXO PPG2 O(PWM) CTCSS/DCS Output to TCXO
98 DCSVCO PPG3 O(PWM) CTCSS/DCS Output to VCO
99 TONEIN TIO1 I 2T/5T Signal Input
100 RLED P25 O Tx Red Indicator H：Light
Table 4.4 Function Description of Semiconductor Components
Position
Mark
Model Function Description
IC5 HT9172 DTMF decoder chip
IC14 PST9140NR MCU reset circuit
IC13 NJM2902V MIC amplification, limitation, filtering
IC3 MB15E03SL Frequency synthesizer
IC4 NJM2904 APC, Voltage comparison, driving
IC6 TA31136
Rx 2
nd
local oscillation, 2
nd
IF amplification,
limitation, demodulation, and noise amplification
IC9 NJM2902 Rx demodulated signal amplification and filtering
IC8 NJM2902 Rx CTCSS/DCS signal amplification and filtering
IC11 MB90F882 MCU
IC12 AT24C512
E
2
PROM, memorizes channel frequency data,
function setting parameters, and adjusting status
parameters
IC7 TDA7297D Rx AF power amplification
IC1 RA30H1317M Tx final power amplification
IC17 TA78033AF 3V voltage regulation output
IC16 L7808CV 8V voltage regulation output
IC18 NJM78L05UA 5V voltage regulation output
IC19 UPB1509GV Frequency divider
Q9 DTC144EE APC control switch
Q12 2SK508NV Rx VCO oscillation circuit
Q14 2SC4617 VCO power filter
Q11 2SC5108 Rx 2
nd
local oscillation frequency multiplier circuit
Q16 2SK1829 Rx high power amplifier gain control switch
Q18 3SK318 Rx high power amplifier
Q19 3SK318 First mixer
Q1 2SC5108 VCO buffer amplifier
Q20 2SC5108 1
st
IF amplifier
Q21 2SC4617 Rx noise amplifier
Q22 DTC144EE Wideband/narrowband noise toggle switch
Q23 DTA144EE
Rx wideband/narrowband frequency discrimination
toggle switch
Q29 DTA144EE Rx wideband/narrowband toggle switch
Q30 2SK1824 Tx wideband/narrowband toggle switch
Q27 DTC144EE Beat shift control switch
Q33 2SK1824 Rx AF mute switch
Q45 2SK1824 Rx AF output switch, disconnect on emergency
Q28 DTC144EE AF power amplification control switch
Q35 DTA144EE Power switch of MIC amplification unit
Q40 KTA1298 8R switch
Q1 2SC5108 VCO buffer amplifier
Q38 KTA1298 8T switch
Q32 2SC4919 MIC AGC control switch
Q4 2SC3357 Tx 1
st
amplifier
Q5 2SC3357 Tx 2
nd
amplifier
Q46 2SK1824 Rx AF output switch, put through on emergency
Q6 2SK508NV Tx VCO oscillation circuit
Q3 2SC4116 Tx VCO control switch
Q7 2SC5108 VCO buffer amplifier
Q13 2SC4116 Rx VCO control switch
Q53 2SK1824 Speaker/PA toggle switch
Q54 2SK1824 Speaker/PA toggle switch
Table 4.5 Function Description of Diodes
Position Mark Model Function Description
D3, D37 L709CE Transmitter antenna switch diode
D12 MA2S111 Unlock detect diode
D14, D16, D17,
D18
HVC376 Rx VCO oscillation varactor diode
D7 HZU5ALL APC output voltage limiting diode
D2, D19 HSC277 VCO output switch
D20, D21 DAN222 Rx 2
nd
IF filter wideband/narrowband toggle
switch
D23 HVC355B Rx BPF varactor diode
D25 MA742 Noise demodulation
D27, D28, D30,
D29
HVC376B Rx BPF varactor diode
D32 1SS372 MIC AGC detect diode
D1, D4, D5, D6 HVC376 Tx VCO oscillation varactor diode
D8 1SV278 Tx VCO modulation diode
Table 4.6：Features of Crystal Filter XF1
Item Rated Value
Nominal center frequency 49.95MHz
Passband width ±7.5kHz or higher

Kirisun PT8100 -01 Specifications

General

Brand	Kirisun
Model	PT8100 -01
Category	Radio
Language	English