XR-C8220R
– 29 –
– 30 –
7-4.
BLOCK DIAGRAM – DISPLAY/KEY CONTROL Section –
Q903
LSW900, 901, 903,
LSW904, 906 – 910,
LSW912 – 918
LED900 – 907,
LSW902, 905, 911
05
35
RE-IN1
KEYACK
AMBER
76
BEEP
15
PACK-IND
59
LCDANG
41
2
LCD-DATA
18
LCD-CLK
17
21
20
LCD-CE
OSC-OUT
OSC-IN
19
KEYIN1
RE-IN0
36 37
KEYIN0
X1
X0
X1A
X0A
RC-IN0
RC-IN1
46
47
48 72
93
92
73
LCD SO
13
LCD CKO
14 16
LCD-INH
14
LCD CE
32
74
KEY ACTIVE
SWITCH
Q510, 511
BUZZER
DRIVE
Q601
OSC
D506
D510
Q902
VLC0 – VLC5
GREEN
1
LED DRIVE
Q900
LED DRIVE
Q501
CONTRAST
SWITCHING
Q508, 509
AD-ON
80
NOSESW
LSW900 – 918,
S900, SW801
SW500
(NOSE DETECT)
ROTARY
ENCODER
RE900
5V
BZ600
(BUZZER)
P-ON +10V
LCD +10V
LCD +10V
LED DRIVE
Q901
11 – 6
X600
3.68MHz
X601
32.768kHz
R952
SYSTEM CONTROLLER
IC600 (4/5)
LIQUID CRYSTAL DISPLAY DRIVER
IC900
26 – 90
SEG101 – SEG165
100 – 93
COM100 – COM107
LIQUID CRYSTAL DISPLAY
LCD900
VOLUME/BASS/TREBLE/
BALANCE/FADER CONTROL
RE900
LED800, 802
LED800
(TAPE WINDOW)
LED802
6
TIR-IND
31
LED DRIVE
Q502
LED801
TIR
LCD INH
J500
REMOTE IN
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
