Panasonic KX-HDV100RU / KX-HDV100RUB Service Manual ▷ View online
9
KX-HDV100RU/KX-HDV100RUB
2. Speaker Ringer
Output from IC302-pin K15, M14
output to speaker.
4.2.5.
Key Circuit
The key data is under the matrix control by IC302.
The key information output from KEY_OUT is input into KEY_IN, when the key is pressed.
The key information output from KEY_OUT is input into KEY_IN, when the key is pressed.
The HOOK key is independent from Key Scan Matrix and taken into the port singularly.
From Pin K15(PAOUTP) of IC302
From Pin M14(PAOUTN) of IC302
D305
C378
C376
DGND
C375
DGND
DGND
SPP
C377
C379
DGND
D306
L301
L302
SPM
DGND
CL_SPM
C380
CL_SPP
L303
NC
L304
DGND
L312
L313
NC
NC
NC
NC
NC
NC
NC
KEY_IN[0]
KEY_IN[1]
KEY_IN[2]
KEY_IN[3]
KEY_OUT[5]
KEY_IN[4]
KEY_OUT[4]
KEY_OUT[3]
KEY_OUT[3]
KEY_OUT[0]
KEY_OUT[1]
KEY_OUT[2]
KEY_IN[5]
3
1 2
1
1 2
TRANSFER
1 2
LINE1
1 2
HEADSET
1 2
8
1 2
9
1 2
SP-PHONE
1 2
LINE2
1 2
MESSAGE
1 2
6
1 2
7
1 2
*
1 2
MUTE
1 2
4
1 2
#
1 2
0
1 2
CANCEL
1 2
2
1 2
5
1 2
REDIAL
1 2
CONF
1 2
ENTER
1 2
SOFT1
1 2
SOFT2
1 2
SOFT3
1 2
RIGHT
1 2
VOL-
1 2
LEFT
1 2
UP
1 2
DOWN
1 2
VOL+
1 2
SW101
HOOK SW
1
2
3
4
5
6
DGND
To IC302-Pin J15
From IC302-PinN9(KEY_COL5)
From IC302-PinR8(KEY_COL4)
From IC302-PinP8(KEY_COL3)
From IC302-PinL8(KEY_COL2)
From IC302-PinN8(KEY_COL1)
From IC302-PinM8(KEY_COL0)
From IC302-PinR8(KEY_COL4)
From IC302-PinP8(KEY_COL3)
From IC302-PinL8(KEY_COL2)
From IC302-PinN8(KEY_COL1)
From IC302-PinM8(KEY_COL0)
To IC302-PinP6(KEY_ROW0)
To IC302-PinN7(KEY_ROW1)
To IC302-PinM7(KEY_ROW2)
To IC302-PinP7(KEY_ROW3)
To IC302-PinR7(KEY_ROW4)
To IC302-PinP9(KEY_ROW5)
10
KX-HDV100RU/KX-HDV100RUB
4.2.6.
LED Circuit
The lighting of the LEDs is controlled by IC302.
All LEDs are static lighting system.
All LEDs are static lighting system.
RINGER_K
RINGER_A
L102
DGND
2
6
1
Q101
5
3
4
D103
Q102
5
3
4
DGND
2
6
1
DGND
Q103
5
3
4
2
6
1
VDD3.3V
D105
Q104
4.7k
47k
R189
R191
R193
DGND
Q105
4.7k
47k
DGND
Q106
4.7k
47k
DGND
DGND
Q108
4.7k
47k
DGND
Q107
4.7k
47k
VDD3.3V
DC_POWER
LED_VDD
RIGER_LED_K
RINGER_LED_A
D101
D102
D104
R188
R133
R134
R190
R192
To IC302-PinL6(EXTINT2)
To IC302-PinN5(EXTINT0)
To IC302-PinN6(KEY_ROW8)
To IC302-PinL7(KEY_ROW9)
To IC302-PinL5(KEY_COL6)
11
KX-HDV100RU/KX-HDV100RUB
4.2.7.
Power Supply Circuit
PHY(
1
p
o
rt
)
BBIC
LC
D
AG
N
D
DCI
N(6.
5V
)
SDRA
M
××
2
DCDC/ Dig
it
al
A
m
p
li
fi
lt
e
r
P
a
rt
A
n
a
lo
g
P
a
rt
Handset
S
p
eaker
AC
6.
5V
/5
00m
A
VD
D
1
.8
V
VD
D
1
.2
V
DCDC
3.3V
V
DD(
3.
3V
)
V
DD(1.
8V
)
S
E
R
IAL
F
L
AS
H
KEY
RJ45
(LA
N
)
LE
D
(B
lue)
LC
D
LE
D(Red)
V
DD3.
3V
DC_P
OW
E
R
L
AV
C
C
3
.3
V
3.
3V
VD
D
3
.3
V
R
DGND
RESET
IC
L
F1
L210
D209
R233
JK1
IC202
L211
IC301
IC302
IC102/103
IC304
IC203
T1
12
KX-HDV100RU/KX-HDV100RUB
5 Location of Controls and Components
5.1.
Name and Locations
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