Panel Circuit - Panasonic SA-NS55P Service Manual

SA-NS55P

15.4. PANEL CIRCUIT

1 2 3
SCHEMATIC DIAGRAM - 6
A
PANEL CIRCUIT
1 2 5 6 7 8 9
B
C325
50V22
VPGND
C
D
CN901A
FL_DATA
FL_DATA 1
FL_CLK
FL_CLK 2
FL_CS
FL_CS 3
VREF-
VREF- 4
KEY1
KEY1 5
KEY2
TO
KEY2 6
VREF+3.3V
MAIN CIRCUIT
VREF+3.3V 7
(CN901B) VOL_JOG1
VOL_JOG1 8
IN SCHEMATIC
VOL_JOG2
VOL_JOG2 9
DIAGRAM - 4
RMT
RMT 10
11
E FL_RST
FL_RST 12
FL3.3V
CD3.3V
13
5V
5.6V 14
F
G
H
1 2 3
4 5 6
: + B SIGNAL LINE : - B SIGNAL LINE
FL900
A2BB00000166
FL DISPLAY
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
22 21 20 19 18 17 16 15 14 13 12
23 SEG7 NC 11
24 SEG6 NC 10
25 SEG5 [21] SEG9 VSS [12] FL_CS 9
[22] SEG8
26 SEG4 FL_CLK 8
IC300
27 SEG3 FLDATA 7
C0HBB0000057
28 SEG2 DOUT 6
FL DRIVER IC
29 SEG1 OSC 5
[34] GRID9 VSS [44]
30 -Vp NC 4
[35] GRID8
NC 3
31 SEG17
32 GRID11 NC 2
33 GRID10 NC 1
34 35 36 37 38 39 40 41 42 43 44
4 3 2 1
TO
TRANSFORMER CIRCUIT
(CN503) IN SCHEMATIC
DIAGRAM - 10
4 5 6
7 8 9
R318 R319
6.8K
68
32 33 34 35 36 37 38 39 40 43 44
D300
B0BC6R700006 C900
50V22
C323
50V22
VP_GND
C307
0.1
R317
100K
R316
10K
C322 C308
50V22 0.1
C305 220P
C303 C304
220P 220P
R313
1K
C321
C306
10V22 0.01
VPGND
7 8 9
64
10 11 12
FL1
FL2
-VP
KEY1
KEY2
Z901
B3RAD0000152
VR900
REMOTE SENSOR K9AA024A0008
VOLUME JOG
A C B
1 2 3
1 3
RMT R301
1.2K
C320
R312 R311
6.3V47 100K 100K
VOL_JOG1
R310
C302 1.2K
100P
VOL_JOG2
C301
100P
VREF-
VREF+3.3V
D301
B3AAA0000489
STANDBY LED
-VP
R320
390
10 11 12
13 14
A
B
C
R302 R303 R304
1R5K 2R2K 3R3K
S910 S912
MUSIC PORT
CD OPEN/CLOSE
R309 R308 R307 R306
1R5K 2R2K 3R3K 4R7K
D
E
F
G
SA-NS55P PANEL CIRCUIT
H
13 14