Kenwood TH-F6A Service Manual page 18

TH-F6A/F7E
Terminal Functions
Connecter No. NO Name
CN7 1 APC & TUNEA APC&A band BPF tuning voltage
2 BMS
3 PLF1
CN716 4 CHGI
5 LDB
6 BVCOSW B band VCO doubler SW
7 DCDET DC-IN detection
8 LDA
9 SW1
10 SW2
11 LEB
12 AFB
13 LEA
14 AFA
15 FINE2
16 B
17 FINE1
18 MOD
19 LCK
20 CLK
21 TXL
22 DATA
23 THM&SQA Thermal detection & A band
24 C8
25 SMB
26 VTX
27 SQB
28 VRB
29 SMA
30 VRA
31 M4S
32 VCV
33 VTUNEB B band BPF tuning voltage
34 VC
35 BAMS
36 BSS
37 VXTAL
38 WFMS
39 GND
40 VSSB
CN8 1 GND
2 MBCV
3 MACV
4 MOD
5 MAVCOS A band VCO SW
6 BSS
7 A220S
8 TXL
9 VRA
10 VCV
11 MAOUT A band VCO output signal
18
SEMICONDUCTOR DATA
Terminal function
Band matching switch
PLL filter switch
Charge detect interrupt
B band PLL lock detection
A band PLL lock detection
Prescaler divide
Prescaler divide
B band PLL enable
B band audio output
A band PLL enable
A band audio output
3rd local control voltage
Battery power
2nd local control voltage
Modulation signal input
Shift register enable
Common clock
VCO shift
Common data
squelch voltage
Charge pump power supply
B band S-meter voltage
Transmission power supply
B band squelch voltage
B band RX voltage
A band s meter voltage
A band RX power supply
AVR power supply
B band VCO, PLL power supply
Power supply
B band AM power supply
B band PLL fin filter switch
TCXO modulation signal
W-FM power supply
GND
SSB,CW power supply
GND
B band VCO control voltage
A band VCO control voltage
Modulation signal
B band PLL fin filter SW
A band PLL fin filter SW
B band VCO shift
A band RX power supply
B band VCO, PLL power supply
Connecter No. NO Name
CN8 12 MBOUT B band VCO output signal
CN9 1 GND GND
2 DBCV B band VCO control voltage
3 DACV A band VCO control voltage
4 DMOD Modulation signal
5 DAVCOS A band VCO SW
6 DBSS B band VCO SW
7 DA220S A band VCO shift
8 DTXL B band VCO shift
9 DVRA A band RX power supply
10 DVCV B band VCO, PLL power supply
11 DAOUT A band VCO output signal
12 DBOUT B band VCO, output signal
CN713 1 NC NC
2 IM1 Interface mode specify
OPDFF/TES
Parallel ·bus specify
3
/IMO/ID
4-11 DB7-0 LCD driver data bus
12 RESET LCD driver data reset
13 CS Chip select signal (L)
14 RS LCD driver register select signal
15 E LCD driver enable
16 RW/RD LCD driver read /write
17 GND GND
18 OSC2 CR oscillator
19 OSC1 CR oscillator
20 Vcc Power supply
21 Vci Reference voltage output,
boost circuit power supply
22 C1+ Boost voltage circuit
23 C1- Boost voltage circuit
24 VLOUT Boost voltage output
25 VLCD LCD power supply
26 V1OUT output voltage V1
27 V2OUT output voltage V2
28 V3OUT output voltage V3
29 V4OUT output voltage V4
30 V5OUT output voltage V5
CN714 1 GND GND
2 AFVO AF output
3 AFVI AF input
4 EN2 Encoder pulse 2
5 GND GND
6 EN1 Encoder pulse 1
CN715 1 SP+ SP
2 SP- GND
Terminal function