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A
B
SCHEMATIC DIAGRAMS-7
DISPLAY SECTION
1
NOTE
THE COMPONENTS IDENTIFIED BY MARK
!
ARE CRITICAL FOR SAFETY
REPLACE ONLY WITH PART NUMBER SPECIFIED.
VOLTAGE (MEASURED WITH VOLTMETER)
IS DC VOLTAGE.(NO INPUT SIGNAL).
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.
2
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.
3
U04
SWITCH PC BOARD
Refer to following table about the parts displayed by mark "
CIRCUIT NO.
S802
Q824
D824
DESTINATION
DD, DC
NO
NO
NO
Q822
Other
YES
YES
YES
Q824
RN1402
RN1402
R832
R833
R834
R835
R836
4
470
560
820
1.2K
2.2K
NAETC-8516
R891 NC
R892
NC
JL891A
1
5
2
4
3
L891 022M
2
4
PHONES
3
5
7
L892 022M
8
L893 022M
1
P891
5
R893 NC
U05
E891
NC
HEADPHONE JACK
PC BOARD
C
NADIS-8513
U02
NASW-8515
Q823
RN2402
VOLUME
".
R825,
R826
NO
YES
+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
NC
GNDTACT
1
1
JL832B
JL832A
NC
NC
D
E
DISPLAY PC BOARD
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
RN2402
101J
C806
R802 3.3K
FLDRST
101J
C807
R803 3.3K
FLDCS
101J
C808
R804
220
FLDCLK
101J
C809
R805
220
FLDSDO
MICMUT
D823
R831
330
CIRCUIT NO.
CODE
ALL
R841
R842
R843
330
470
560
R851
R852
R853
330
470
560
R861
R862
R863
330
470
560
F
G
+
R812
10K
MASTER
R811
VOLUME
10K
S851
L811 022M
L812
022M
LEDSTBY
D821
STANDBY
R827
100
U821
2
3
1
R828
1K
S801,
S840
S811-818
- 848
YES
NO
Q874
RN1441
Q873
RN1441
R844
R845
R846
R847
820
1.2K
2.2K
3.9K
C880
10/16
+
R854
R855
R856
R857
R858
820
1.2K
2.2K
3.9K
12K
NJM4580M-D
R864
R865
R866
R867
R868
820
1.2K
2.2K
3.9K
12K
TX-SR603/603E/8360
H
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
-VP
R810 100
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
NAETC-8517
U06
FRONT OPT
PC BOARD
R889 220
1
IN
VIDEO 4
3
3
INPUT
L881
2
2
3
VCC
1
1
022M
DIGITAL
2
GND
JL833B
JL833A
U883
TORX1177L
C883
C884
104Z
104Z
R887
75
C881
C882
R885
471J
75
R886
75
P872
L - AUDIO - R
VIDEO
S VIDEO
VIDEO 4 INPUT
SETUP MIC
NJM4580M-D
R877
330
5
C872
4
10/16
R874
L873
6
2
+
7
022M
3
220
Q871:A
5
7
8
NC
1
Q872
L874
P871
022M
3
1
Q871:B
2
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