KE-MR50M2 (CH) 3-43
(5) Schematic Diagram of H2 and H3 Boards
1
A
B
C
D
2
5
4
3
1
A
B
C
D
2
5
4
3
H2
[KEY2]
— H2 BOARD —
<CONDUCTOR SIDE>
<COMPONENT SIDE>
H3
[KEY1]
— F3 BOARD —
1
2
A
1
2
A
<CONDUCTOR SIDE>
1
2
A
1
2
A
<COMPONENT SIDE>
•
H3 BOARD
SEMICONDUCTOR LOCATION
DIODE
*
D9800
A-2
qa
*
: Refer to Terminal name of
semiconductors in silk
screen printed circuit (see page 3-13)
Component
(
)
Side
Conductor
(
)
Side
(KEY2)
H2
B-SS12581<HK.>-H2.
CN9501
TO H1 BOARD
CN9800
TO H3 BOARD
KEY2
KEY1
KEY1
KEY_WAKE
GND
KEY_WAKE
ENTER
RIGHT
LEFT
MENU
GND
DOWN
UP
1
2
3
4
1
2
3
S9700
S9702
S9703
S9704
S9705
S9706
CN9700
CN9701
R9725
R9701
R9709
R9713
R9715
R9717
R9719
R9721
R9723
R9711
R9707
R9702
4P
WHT
3P
WHT
0
:CHIP
0
:CHIP
0
:CHIP
0
:CHIP
1k
:CHIP
0
:CHIP
680
:CHIP
0
:CHIP
470
:CHIP
2.2k
:CHIP
4.7k
:CHIP
10k
:CHIP
(KEY1)
H3
B-SS12581<HK.>-H3.
CN9701
TO H2 BOARD
KEY1
KEY_WAKE
KEY_WAKE
CH UP
CH DOWN
MS
SELECT
A/D TV
VOL DOWN
VOL UP
GND
1
2
3
S9800
S9801
S9802
S9803
S9804
S9805
S9806
D9800
CN9800
R9825
R9801
R9805
R9809
R9813
R9815
R9817
R9819
R9821
R9823
R9811
R9807
R9802
DAP202K-T-146
3P
WHT
0
:CHIP
0
:CHIP
0
:CHIP
0
:CHIP
0
:CHIP
1k
:CHIP
0
:CHIP
680
:CHIP
0
:CHIP
470
:CHIP
2.2k
:CHIP
4.7k
:CHIP
10k
:CHIP
