Panasonic KX-FP85 Service Manual - page 6
+5V1
+5V2
C310
Z0.1u
C311
Z0.1u
R303
27k
R305
680
( )
R304
+5V2
R301
470
R302
470
+5V1
SW302
HELP
SW303
VOL+
SW304
VOL-
SW306
MENU
SW307
MUTE
SW308
COLLATE
SW309
QUICK SCAN
SW311
9
SW312
5
SW313
2
SW314
COPY/START/SET
SW316
*
SW317
4
SW318
1
SW319
REDIAL/PAUSE
SW321
RECORD
SW322
6
SW323
RESOLUTION
SW324
SP-PHONE
SW326
0
SW327
PLAY MESSAGES
SW328
CALLER ID
SW329
FLASH
SW331
ERASE
SW332
LOCATOR
SW333
3
SW334
STOP
( )
LED301
CN302
1
GND
2
+5V
3
V0
4
RS
5
R/W
6
E
7
D0
8
D1
9
D2
10 D3
11 D4
12 D5
13 D6
14 D7
C303
6.3V 100u
C314
Z0.1u
IC301
30
RESET
31
SCLK
32
RXD
33
TXD
34
LATCH
35
START
42
KIN0
3
KIN1
7
KIN2
8
KIN3
11
KIN4
12
KIN5
13
KIN6
14
KIN7
43
KSL0
41
LED5
38
LED4
37
LED3
36
LED2
29
D7
28
D6
27
D5
26
D4
25
E
24
R/W
23
RS
22
LED1
2
LED6
40
VDD
17
VDD
44
KSL1
5
XL8
1
KSL2
6
XL9
10
KSL3
15
XL12
4
KSL4
XL11
16
9
XL10
19
XL13
18
GND
20
XL14
39
GND
21
XL15
( )
C351
+5V3
( )
R310
( )
R311
( )
LED302
C354
Z0.1u
+5V3
R355
22k
R353
12k
-2
IC302
1
2
3
4
8
C353
K0.015u
+5V3
R356
330k
-1
IC302
5
6
7
C355
J180p
R354
6.8k
C356
0
SW352
3
1
4
2
R315
100
C316
K0.01u
R314
4.7k
SW353
3
1
4
2
R317
100
C317
K0.01u
R316
4.7k
+5V2
+5V2
SW305
AUTO ANSWER
SW310
IQ-FAX
SW315
8
SW320
7
SW325
INTERCOM
SW330
DIRECTORY
PROGRAM
SW335
#
+5V2
CN303
1
MICIN
2
3
GND
SW301
( )
C358
( )
C359
( )
R375
( )
R376
( )
C360
( )
C361
( )
C362
( )
C363
( )
C364
( )
C365
( )
R377
( )
R378
( )
R379
( )
C366
( )
C367
( )
C368
( )
R380
( )
R381
( )
R382
( )
R383
SW351
1
JOG1
2
GND
3
JOG2
CN301
11
RESET
10
KSCLK
9
KTXD
8
KRXD
7
KLATCH
6
KSTART
5
JOG1
4
JOG2
3
+5V
2
GND
1
MICIN
R357
2.2k
C304
Z0.1u
R351
330
R352
6.8k
C357
Z0.1u
C352
6.3V 100u
R312
270
LED303
C305
J100p
( )
R384
C369
6.3V 100u
R385
0
( )
C301
C302
Z0.1u
C308
J330p
C309
J330p
J326
3.3
+5V2
J332
330
+5V3
( )
J331
DOCUMENT
SET SW
DOCUMENT
TOP SW
TO DIGITAL
JOG DIAL
IN USE1
TO COB
NEW MESSAGES
TO MIC
MIC (+)
MIC (-)
NC.....Not Used
IN USE2
TO DIGITAL
TO LCD
5V
0V
5V
0V
LCD CONTRAST
0V
LED: ON
5V
LED: OFF
5V
0V