Service Manual
80
_PLL_Data PLL data pin 9TX
10 TX_Control_ e (0: On; 1: Off) LP PLL lock detection enabl
11 TX_PLL_LD PLL lock detect (1: locke d)d; 0: unlocke
12 GPS_LP Loop filter switch (1: On; 0: Off)
13 GND
For grounding
1 MOD_H4
Modulation signal of VCO, AC analog signal,
from DAC
15 wer_EN TX_PLL_Po Power supply enable for PLL (1: On; 0: Off)
1 T1/T2_EN6
VCO1/VCO2 enable
(0: VCO1 on; 1: VCO2 on)
17 TX_Pre_Drive_EN
river amplifier (1: Power supply enable for pre-d
On; 0: Off)
18 GND
gFor groundin
19 9V3A TX power supply
20 GND
gFor groundin
Table 8-2 Interface between Baseband and Exciter Module
RX-Baseband (J104)
Pin No. Name Description
1 RX_RF_CS Frequency adjustment for reference crystal oscillator, DAC output
2 GND
oundingFor gr
3 RX_PLL_CLK PLL clock pin
4 GND
dingFor groun
5 RX_PLL_LD PLL lock detect
6 RX_FL_Control lock control Fast
7 RX_PLL_EN pin PLL enable
8 RX_LP_Control Lock control
9 RX_PLL_Data PLL data pin
10 RX_R1/R2_ /VCO2 h En RX VCO1 switc
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