Panel Circuit - Panasonic SA-PM4E Service Manual

SA-PM4E / SA-PM4EB / SA-PM4EG

15.3. PANEL CIRCUIT

1 2 3
SCHEMATIC DIAGRAM - 6
A
PANEL CIRCUIT
1 2 5 6 7
B
C902
50V22
GND2
C
CN900
3.3V
3.3V 11
VOL_JOG2
VOL_JOG2 10
VOL_JOG1
VOL_JOG1 9
VREF-
VREF- 8
TO
KEY2
MAIN CIRCUIT KEY2 7
KEY1
(CN451) ON
KEY1 6
RMT
SCHEMATIC
RMT 5
D
VREF+
DIAGRAM-3
VREF+ 4
FL_CS
FL_CS 3
FL_DATA
FL_DATA 2
FL_CLK
FL_CLK 1
L901
WH900
G0C101JA0027
TO GND2
GND2 4
L901
TRANSFORMER
-VP
-VP 3
CIRCUIT (CN900B)
FL2
ON SCHEMATIC FL2 2
FL1
DIAGRAM-8 FL1 1
E
F
G
H
1 2 3
4 5 6
: + B SIGNAL LINE : - B SIGNAL LINE
FL900
A2BB00000166
FL DISPLAY
8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29
22 21 20 19 18 17 16 15 14 13
23 SEG7
24 SEG6
25 SEG5 [21] SEG9 VSS [12] FL_CS
[22] SEG8
26 SEG4 FL_CLK
IC900 FLDATA
27 SEG3
C0HBB0000057
28 SEG2 DOUT
FL DRIVER IC
29 SEG1
[34] GRID9 VSS [44]
30 -Vp
[35] GRID8
31 SEG17
32 GRID11
33 GRID10
34 35 36 37 38 39 40 41 42 43
4 5 6
7 8
R911
C901
68
50V22
30 31 32 33 34 35 36 37 38 39 40 43 44
B3RAD0000128
12
C905
0.1
NC 11
NC 10
9
8
7
R915
6
100K
OSC 5
NC 4
NC 3
R916
100K
NC 2
C909 C903
NC 1 50V22 0.1
44
C912 220P
C913 C911
220P 220P
R910
1K
C910
C904
6.3V470
0.01
7 8
50
9 10 11
FL1
FL2
R912
68
D900
B0BC6R700006
-VP
VR900
EVEJ1CF3024B
C900
VOLUME JOG
50V22
GND2
A C B
1 3
KEY1
R903 R904
1.2K 1.5K
KEY2
Z900
R907
Z900 10K
REMOTE SENSOR
1 2 3 R906
10K
C907
100P
RMT
C908
6.3V47
R900
VOL_JOG1 1.2K
VOL_JOG2
C906
100P
VREF-(GND)
R913 R914
100K 100K
VREF+
D901
B3AAA0000487
R917
STANDBY LED
330
-VP
GND2
9 10 11
12 13 14
A
B
R905
2.2K
C
R901 R902
1.5K 2.2K
D
E
F
G
SA-PM4E/EB/EG PANEL CIRCUIT
H
12 13 14