NX-420
17
Fig. 7 Power supply circuit
F500
2.5A
F900
1.0A
VOL/SW
+B
TX-RX unit
Q902
SW
IC900
50V
IC506
5.6V Det
IC505
38M
IC500
33A
IC501
33M
IC502
15M
IC503
33C
IC504
50C
Q500
SB2
Q504
50T
Q505
50R
Q503
50CS
Ripple
filter
IC8
LCD driver
ASIC
IC607
Final AMP, APC
AFPA
2-pin Jack
DSP, FLASH, SRAM
DSP
PLL, TCXO
ASSIST circuit
TX circuit
RX circuit
PLL, fin
VCO
AF circuit
AF circuit, DAC
SQL circuit
LED
/PSW
/BINT
Display unit
CN600
CN5
CIRCUIT DESCRIPTION
Summary of Contents for NX-420 K
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