Icom IC-R9500, Service Manual

Page: 17 / 139

3 - 9
Pin
number
Port
name
Description
1 CNTV
Outputs LCD contrast control
signal.
2 BRIV
Outputs LCD brightness control
signal.
3 LDAT
Outputs data signal to the SERI
PARA IC (IC7).
4 LST
Outputs strobe signal to the SERI
PARA IC (IC7).
5 RTCCK
Outputs clock signal to the clock
IC (IC601).
8 RTCCE
Outputs the clock IC (IC601) select
signal.
High: The clock IC is selected.
9 MOND
Outputs [RECEIVE] LED control
signal.
17 SRDLYD Input port for [DELAY] swicth.
18 DIALC
Input port for [MAIN DIAL] (phase
C).
19 DIALB
Input port for [MAIN DIAL] (phase
B).
20 DIALA
Input port for [MAIN DIAL] (phase
A).
21 SROFFD
Input por t for [OFF] key (scan
resume).
22 DLOCKD
Outputs control signal to [ROCK]
LED.
23 REMOTD
O u t p u t s c o n t r o l s i g n a l t o
[REMOTE] LED.
25 BKLS
Outputs control signal to backlight
LED.
26 CFLV Outputs control signal to CF LED.
28 PHNI
Input port for headphone detect
signal.
34 LRXD Input port for data by 38400 bps.
35 CLKOFS Outputs clock control signal (ON).
36 CLKONS Outputs clock control signal (OFF).
37 RXD
O u t p u t s c o n t r o l s i g n a l t o
[RECEIVE] LED.
38 RCTDT
I/O port for data signals from/to
clock IC (IC601).
45 MODEK Input port for [MODE] swicth.
46 SELSK Input port for [SCAN] swicth.
47 MEMOSK Input port for [MEMO] swicth.
48 FINESK Input port for [FINE] swicth.
49 DLTPSK Input port for [DELTA] swicth.
50 PROGSK Input port for [PROG] swicth.
51 PRIOSK Input port for [PRIO] swicth.
52 TSDNK Input port for [TS] (DOWN) swicth.
53 TSUPK Input port for [TS] (UP) swicth.
54 MONIK Input port for [MONI] swicth.
55 PLYK Input port for [PLAY] swicth.
56 RECK Input port for [REC] swicth.
57 DUPK Input port for [DUP] swicth.
58 LCDSK Input port for [LCD SET] swicth.
59 DIMK Input port for [DIMMER] swicth.
61 DISPK Input port for [DISPLAY] swicth.
63 MSCK Input port for [M.SCOPE] swicth.
64 F1K Input port for [F-1] swicth.
65 F2K Input port for [F-2] swicth.
66 F3K Input port for [F-3] swicth.
67 F4K Input port for [F-4] swicth.
Pin
number
Port
name
Description
68 F5K Input port for [F-5] swicth.
69 F6K Input port for [F-6] swicth.
70 F7K Input port for [F-6] swicth.
71 FMK Input port for [FM] swicth.
72 WFMK Input port for [WFM] swicth.
73 PWRK Input port for [POWER] swicth.
74 AMK Input port for [AM] swicth.
75 SSBK Input port for [SSB] swicth.
76 P SKK Input port for [PSK] swicth.
77 DIGIK Input port for [F-6] swicth.
78 EXTK Input port for [DIGITAL] swicth.
79 BANKB
Input port for [BANK] dial (phase
A).
80 BANKA
Input port for [BANK] dial (phase
B).
81 MCHB
Input port for [M-CH] dial (phase
B).
82 MCHA
Input port for [M-CH] dial (phase
A).
83 PBT2B
Input port for [NOTCH1] dial (phase
B).
84 PBT2A
Input port for [NOTCH1] dial (phase
A).
85 PBT1B
Input port for [NOTCH2] dial (phase
B).
86 PBT1A
Input port for [NOTCH2] dial (phase
A).
87 LG_RES Input port for reset signal.
FRONT CPU (DISPLAY BOARD)