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9.3.
SCHEMATIC DIAGRAM (OPERATION CIRCUIT)
JP303
NC
+5V
to Digital
JP302
CN301
NC
FG
1
RESET
2
KRXD
3
KTXD
4
KSCLK
5
KLATCH
6
KSTART
7
GND
8
+5V
+5V
9
JOG2
10
JOG1
11
JOG DIAL
4 GND
3
NC
2 JOG2
1 JOG1
SW350
R396
1K
1K
R397
+5V
+5V
+5V
+5V
R307
180
R308
180
R309
180
R310
100
R311
180
R312
180
5V
1
0V
R341
180
R342
180
R343
180
R344
180
R345
180
DIRECTORY
PLAY
PROGRAM
MESSAGES
STOP
0
7
8
9
SW301
SW305
SW309
SW313
SW317
SW321
SW325
FILM
DIGITAL
ONE1.6
START/COPY/SET
REMAINING
SP-PHONE
4
5
6
SW302
SW306
SW310
SW314
SW318
SW322
SW326
ONE2.7
ONE4.9
LOWER
#
VOL DOWN
VOL UP
HELP
SW303
SW307
SW311
SW315
SW319
SW323
SW327
ONE3.8
ONE5.10
MUTE
*
1
2
3
SW304
SW308
SW312
SW316
SW320
SW324
SW328
+5V
LCD CONTRAST
+5V
5V
0V
0V
IC301
4
MN53007QAF
LED: ON
30
17
RESET
VDD
5V
33
40
TXD
VDD
32
6
LED: OFF
RXD
LED9
31
5
SCLK
LED8
34
23
LATCH
RS
35
24
START
R/W
42
25
KIN0
E
3
26
KIN1
D4
7
27
KIN2
D5
8
28
KIN3
D6
11
29
KIN4
D7
180
R346
12
22
KIN5
LED1
R347
180
13
36
KIN6
LED2
R348
180
14
37
KIN7
LED3
43
38
KSL0
LED4
44
41
KSL1
LED5
1
2
KSL2
LED6
10
4
KSL3
LED7
REDIAL/PAUSE
19
9
XLD13
LED10
15
16
XLD12
LED11
18
20
SW329
GND
XLD14
39
21
GND
XLD15
+5V
FLASH
SW330
+5V
+5V
3
1
3
1
3
CALLER ID
SEARCH
4
2
4
2
4
DOCUMENT
SW331
DOCUMENT
TOP
SET
SENSOR
SENSOR
AUTO ANSWER
RECORD
SW332
R366
180
SW337
ERASE
NC
SW333
SW335
RESOLUTION
MENU
SW334
SW336
+5V
193
5V
0V
to LCD
+5V
CN302
+5V
1
2 +5V
3 VO
4 RS
5 R/W
6 E
7 D4
8 D5
9 D6
10 D7
+5V
DIGITAL
SP-PHONE
LED301
R332
470
TAD/FAX ON
+5V
LED302
R333
470
1
PLAY
2
MESSAGES
LED303
R334
470
COVER
SENSOR
R391
0
R392
NC
R393
NC
R394
NC
R395
NC
( ): NOT USED
KX-FP320G / KX-FM330G
GND
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