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A
B
SCHEMATIC DIAGRAMS-7
DISPLAY SECTION
1
NAETC-8516
2
R891 NC
R892 NC
5
4
L891 022M
2
PHONES
3
7
L892 022M
8
L893 022M
1
P891
R893 NC
U04
HEADPHONE JACK
PC BOARD
3
U03
SWITCH PC BOARD
R822
Refer to following table about the
NC
parts displayed by mark "
".
D822
CIRCUIT NO.
Q824, D824,
S802
NC
DESTINATION
R825, 826
MDD, MDC
NO
NO
Q822
Q824
MPA
YES
YES
NC
RN1402
R832
R833
R834
R835
R836
4
470
560
820
1.2K
2.2K
NC
NC
NC
NC
NOTE
THE COMPONENTS IDENTIFIED BY MARK
!
ARE CRITICAL FOR SAFETY
REPLACE ONLY WITH PART NUMBER SPECIFIED.
VOLTAGE (MEASURED WITH VOLTMETER)
ALL PNP TRANSISTORS ARE EQUIVALENT TO 2SA1015-GR UNLESS OTHERWISE NOTED.
ALL NPN TRANSISTORS ARE EQUIVALENT TO 2SC1815-GR UNLESS OTHERWISE NOTED.
ALL DIODES ARE EQUIVALENT TO 1SS133 UNLESS OTHERWISE NOTED.
ELECTROLYTIC CAPACITORS (
) ARE IN uF/WV.
ALL CAPACITORS ARE IN pF/50WV UNLESS OTHERWISE NOTED.
EX) 030- 3pF 330- 33pF 331- 330pF 333- 0.033uF
ALL RESISTORS ARE IN OHMS 1/4WATTS UNLESS OTHERWISE NOTED.
5
THE THICK LINES ON PC BOARD ARE THE PRINTING SIDE OF THE PARTS.
EX)
PRINTING SIDE
CIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT.
<Note>
NC=No mount of parts.
C
NADIS-8513
U01
DISPLAY PC BOARD
JL891A
1
2
3
4
5
NASW-8515
Q823
NC
D823
NC
+BLED
7
7
+BLED
LEDPURE
6
6
LEDPURE
LEDZONE2
5
5
LEDZONE2
GNDLED
4
4
KEY0_2
3
3
KEY0_2
KEYINT0
2
2
KEYINT0
1
1
JL831A
JL831B
3
3
2
2
NC
GNDTACT
1
1
JL832B
JL832A
NC
NC
IS DC VOLTAGE.(NO INPUT SIGNAL).
D
E
Q801
FL TUBE
16BT127GNK
C819 104Z
C818
C820 104Z
223Z
C817
33/50
+
220
R807
220
R806
C816
473Z
C815
473Z
49
32
50
SEG2
31
SEG1
SEG19
SEG20
51
30
SEG0
SEG21
52
29
VCC2
SEG22
53
28
DIG15/SEG39
SEG23
54
27
DIG14/SEG38
SEG24
55
26
DIG13/SEG37
SEG25
56
25
Q802
DIG12/SEG36
SEG26
57
24
DIG11
VP
M66005
58
23
DIG10
SEG27
59
22
DIG9
SEG28
60
21
DIG8
SEG29
61
20
DIG7
SEG30
62
19
DIG6
SEG31
63
DIG4
18
DIG5
SEG32
64
17
SEG33
Q821
NC
101J
C806
R802 3.3K
FLDRST
101J
C807
R803 3.3K
FLDCS
101J
C808
R804
220
FLDCLK
101J
C809
R805
220
FLDSDO
MICMUT
R831
330
R841
R842
R843
R844
330
470
560
820
R851
R852
R853
R854
330
470
560
820
R861
R862
R863
R864
330
470
560
820
F
G
R812
10K
MASTER
R811
VOLUME
10K
S851
-VP
R810 100
L811
022M
-33.4
+5V
L812
022M
LEDSTBY
D821
STANDBY
R827
100
U821
2
3
1
R828
1K
C881
471J
P872
L - AUDIO - R
R845
R846
R847
1.2K
2.2K
3.9K
R855
R856
R857
R858
1.2K
2.2K
3.9K
12K
R865
R866
R867
R868
1.2K
2.2K
3.9K
12K
HT-R530
H
29P
P703B
LEDZONE2
1
REMIN
2
FLDRST
3
FLDCS
4
FLDCLK
5
FLDSDO
6
KEY0
7
KEY1
8
KEY2
9
KEY3
10
GNDCPU
11
KEYINT0
12
+5.6S
13
KEYINT1
14
15
KEYINT2
16
+5VDIS
17
KEYINT3
18
19
VOLA
20
FAC2
21
VOLB
22
FAC1
23
LEDSTBY
24
LEDPURE
25
V4_R
26
GNDV4
27
V4_L
28
29
V4V
30
GNDV4V
31
V4Y
32
33
V4C
34
-7V
35
MICOUT
36
+7V
37
MICDET
38
GNDMIC
39
OPTF
40
3
2
NC
1
JL833A
NC
C883
C884
104Z
104Z
R887
NC
C882
R886
NC
VIDEO
S VIDEO
VIDEO 4 INPUT
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