Panasonic KX-FM330GR Service Manual page 185

Descriptions of Pin Distribution (IC501)
NO. SIGNAL I/O POWER SUPPLIED VOLTAGE EXPLANATION
1 AIN1 AI
2 AIN2 AI
3 AIN3 AI
4 AMON AO ANALOG
5 VSSB
6 VDDB
7 3.3V/BATT
8 X32OUT O
9 X32IN I
10 VSS
11 XBACKEN I
12 5V/BATT
13 XRAMCS O
14 XRAMCS2/ALARM O
15 FTG O
16 F1 O
17 F2 O
18 FR O
19 JOG1 I
20 JOG2 I
21 CCDON O
22 CCDLED O
23 CPC I
24 SENLED O
25 5V
26 VSS
27 FILMEND I
28 MDMRST O
29 PTOP I
30 TXD O
31 RXD O
32 XRTS O
33 XCTS O
34 XDRS O
35 DCD O
36 XDTR O
37 FILMED O
38 TONE1 AO 3.3V
39 TONE2 AO 3.3V
40 VOL1
41 VOL2
42 VOL3
43 TRIGIN O
44 CALL2 O
45 VOX I
46 XRESCS1 O
47 ESD I
48 VSS
49 5V
50 XNMI I
51 ACK O
52 TMU I
53 DR I
54 DCLK I
55 DATA O
56 NOT USED O
57 CALL1 I/O 5V
58 FCS I/O 5V
59 ALE I/O 5V
60 CLE I/O 5V
ANALOG
ANALOG
ANALOG
3.3V/BATT
3.4V/BATT
5V/BATT
5V/BATT
5V/BATT
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
(3.3V)
(3.3V)
(3.3V)
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
ANALOG VIDEO SIGNAL
THERMISTOR VOLTAGE
THERMISTOR VOLTAGE etc.
ANALOG MOINITOR
GROUND FOR ANALOG VIDEO PROCESSOR
POWER SUPPLY FOR ANALOG VIDEO PROCESSOR
RTC BACKUP POWER SUPPLY
RTC 32.768kHz OSCILLATOR
RTC 32.768kHz OSCILLATOR
GND
BACKUP ENABLE (FOR RTC)
BACKUP POWER SUPPLY FOR RAMCS BUFFER/RESET
SRAM CHIP SELECT
2nd SRAM CHIP SELECT/RESCS2 BACKUP OUTPUT/RTC ALARM
SELECTOR
FTG
F1 (50%/75% SELECTOR)
F2/OUTPUT PORT SELECTOR
FR/OUTPUT PORT SELECTOR
VIDRST/INPUT OUTPUT PORT SELECTOR
SPHCLK/INPUT OUTPUT PORT SELECTOR
DARKON/INPUT OUTPUT PORT SELECTOR
AIN2 CONTROL 2/INPUT OUTPUT PORT SELECTOR
CPC (ALSO USED AS INPUT PORT)
BELL/OUTPUT SELECTOR
POWER SUPPLY FOR BUFFER
GND
"RVN (SCANNER ENCORDER ALSO USED AS INPUT PORT)"
IrDA TXD/INPUT OUTPUT PORT SELECTOR
IrDA RXD/INPUT OUTPUT PORT SELECTOR
RS232C I/F (TXD) : KX-FM330 only
RS232C I/F (RXD) : KX-FM330 only
RS232C I/F (XRTS) : KX-FM330 only
RS232C I/F (XCTS) : KX-FM330 only
RS232C I/F (XDSR) : KX-FM330 only
RS232C I/F (DCD) : KX-FM330 only
RS232C I/F (XDTR) : KX-FM330 only
UART/INPUT OUTPUT PORT SELECTOR
TONE1 (ANALOG OUTPUT)
TONE2 (ANALOG OUTPUT)
ELECTRIC VOLUME FOR SPEAKER
ELECTRIC VOLUME FOR SPEAKER
ELECTRIC VOLUME FOR SPEAKER
CROSS POINT IC/INPUT PORT SELECTOR
CROSS POINT IC/INPUT PORT SELECTOR
CROSS POINT IC/INPUT PORT SELECTOR
CHIP SELECT 1/OUTPUT PORT SELECTOR
GENERAL PURPOSE INPUT OUTPUT PROT
GND
POWER SUPPLY FOR BUFFER
NMI/INT INPUT SELECTOR
CORDLESS I/F (OUTPUT PORT SELECTOR)
CORDLESS I/F OUTPUT PORT SELECTOR
CORDLESS I/F (ALSO USED AS INPUT PORT)
CORDLESS I/F (ALSO USED AS INPUT PORT)
CORDLESS I/F (ALSO USED AS INPUT PORT)
GENELRAL PURPOSE INPUT OUTPUT PORT
GENELRAL PURPOSE INPUT OUTPUT PORT
FLASH MEMORY/INPUT OUTPUT PORT SELECTOR
FLASH MEMORY/INPUT OUTPUT PORT SELECTOR
FLASH MEMORY/INPUT OUTPUT PORT SELECTOR
143
KX-FP320G / KX-FM330G