Panasonic KX-FP101AL Service Manual page 187

15 SCHEMATIC DIAGRAM (OPERATION CIRCUIT)
5V
to Digital 0V
CN301
R303
RESET 11
180
KRXD 10
R304
KTXD 9
180
KSCLK 8
R305
KLATCH 7
180 R309
KSTART 6
+5V
+5V 5
1
GND 4
R301
JOG1 3 1 JOG1
470 R302
JOG2 2 2 JOG2
470
FG 1 3 NC
4 GND
1
SW351
JOG DIAL
SW301
VOL DOWN
SW302
VOL UP
SW303
HELP
SW304
CN401
HOOK
GND
R308
180
180
0
R306
R310 0
R311 0
R312 0
R313 0
REDIAL/PAUSE 9 PROGRAM ONE 3,6
START/SET/COPY MUTE
SW317 SW321 SW325
SW305 SW309 SW313
STOP 6 3 8 LOWER
MENU
SW306 SW310 SW314 SW318 SW322 SW326
MONITOR 5 2 0 RESOLUTION
ONE 2,5
SW307 SW311 SW315 SW319 SW323 SW327
#
4 1 7 QUICK SCAN ONE 1,4
SW308 SW312 SW316 SW320 SW324 SW328
1
2
SW401
LCD CONTRAST
+5V
R307
180
5V
0V
IC301
MN53007QAF
30 RESET 17
VDD
33 TXD 40
VDD
32 RXD 6
LED9
31 SCLK 5
LED8
34 LATCH 23
RS
35 START 24
R/W
42 KIN0 25
E
3 KIN1 26
D4
7 KIN2 27
D5
8 KIN3 28
D6
11 KIN4 29
D7
R314 0 12 KIN5 22
LED1
R315 0 13 KIN6 36
LED2
R316
0 14 KIN7 37
LED3
43 KSL0 38
LED4
44 KSL1 41
LED5
1 KSL2 2
LED6
10 KSL3 4
IQ FAX LED7
19 XLD13 9
LED10
15 XLD12 16
LED11
18 GND 20
SW329
XLD14
39 GND 21
XLD15
SW330
3 1 3 1
4 2 4 2
DOCUMENT
DOCUMENT
SW331 TOP
SET
SENSOR
SENSOR
+5V
AUTO ANSWER
SW332 R323
100
CALLER ID
SW333
SW335
SW334
+5V
187
to LCD
+5V +5V Not Used
CN302
+5V
5V
0V
CN304
+5V+5V+5V+5V
0V
LED: ON
5V
LED: OFF
R343
R342 0
0
+5V +5V
LED304
R337
NC
NC
LED302
R329
NC
NC
AUTO ANSWER
LED303
R331
3 1
220
MONITOR
4 2
R330 LED301
COVER
330
SENSOR
JJ301
TO HOOK
R332
CN303
NC
1 HOOK
JJ302
2 GND
NC
R333
NC
JJ303
NC
R334
NC
( ): NOT USED
KX-FP101AL
10 GND
9 +5V
8 VO
7 RS
6 R/W
to COG
5 E
4 D4
3 D5
2 D6
1 D7
1 GND
2 +5V
3 V0
4 RS
5 R/W
6 E
7 D0
to COB
8 D1
9 D2
10 D3
11 D4
12 D5
+5V
13 D6
14 D7