Technical information
45
MCU_VCC
KEY1 {2}
DDC1_SCL{3}
DSUB_V1
2006-11/7 R423-R424
change from 100R to
1K
Q401
PMBS3904
BAT54C
R403
3.9K 1/16W
RTD_SD3/SDI {5}
R436
10K 1/16W
2007-1/18 change X401 to 75
Degree
R407
NC/4K7 1/16W
R454
1K 1/16W
R451
4K7 1/16W
'06-11-24 D402 change
Value from BAT54 to
BAV70
PANEL_ID#{2}
2006-11/7 change R426,R428 from
100 ohm to 22 ohm
R430 100R 1/16W
KEY0 {2}
2006-11/23 change R413-4, pull high pin
from DSUB_VCC ,DVI_VCC to MCU_VCC
2007-1-15 change R413, R414 from
4.7K to 2.2K
MCU_VCC
C401
10pF
R414
2K2 1/16W
INV_ON#{2}
DIM#
RTD_SCLK
KEY1
R432 100R 1/16W
DSUB_CONNECT
Reserve for powerBoard
CMVCC=3V
DSUB_CONNECT {3}
IICSDA
R410 NC/100R 1/16W
U402
AZ431AN-AE1
DDC1_SDA
INV_ON#
R405
NC/4K7 1/16W
R411
4K7 1/16W
D401
BAT54C(NC)
1
3
2
C411
10pF
C402
1uF 10V
D402
BAV70
2007-01-11 ADD
R427 0R05 1/16W
R404
10K 1/16W
PPWR_ON#{6}
Mute{2}
MCU_VCC_S
R438
10K 1/16W
R453
1K 1/16W
2006-11/7 Add pull high R451 to MVCC
,R453,R454 pull up MCU_VCC
3
PANEL_VCC
LED_R# R435 100R 1/16W
U403
NC/M24C16
1
2
3
4 5
6
7
8
NC
NC
NC
VSS SDA
SCL
WC
VCC
RTD_SD3/SDI
Volume#{2}
PANEL_ID#
RTD_SCLK {5}
Mut e
R402
1K 1/16W
R439
6K8 1/16W
R422 100R 1/16W
WP
Closed to X'tal
2007-1/3 change ref from Y401
to X401
PPWR_ON#
R401
3.9K 1/16W
R416
10K 1/16W
MCU_VCC_S
R431
6K8 1/16W
Volume#
2006-11-3 change R431 from 1K to 6.8K
LED_G#
R423 1K 1/16W
C410
0.1uF/16V
C409
NC(22pF/16V)
CMVCC
IICSCL
KEY0
+
C405
10uF/50V
C412
1uF 10V
DSUB_5V
MCU_VCC
DDC1_SDA{3}
R424 1K 1/16W
R409 NC/100R 1/16W
R415
6K8 1/16W
DDC1_SCL
LED_G#{2}
C404
NC/0.22uF
2
LED_R#{2}
C403
0.1uF/16V
R412
4K7 1/16W
R425
10K 1/16W
R428 22R 1/16W
R420 100R 1/16W
Closed to MCU
X4 01
24mhz
1 2
R434 100R 1/16W
2006-12-8 change R437,R401 from 10K to 3.9K
G2498-A-AC-X-1-070307
2
MCU/RTD2120
B
46Wednesday , March 07, 2007
Title
Size Document Number Rev
Date: Sheet
of
POWER_KEY#
R408 NC/100R 1/16W
MCU_VCC
R413
2K2 1/16W
1
MVCC
DSUB_V {3}
DSUB_V
R437
3.9K 1/16W
R433 100R 1/16W
R426 22R 1/16W
C406
0.1uF/16V
VCC3
R429 0R05 1/16W
CRYSTAR_OUT {5}
CRYSTAR_OUT
WP
MCU_VCC
CMVCC
DIM#{2}
RTD2120L
U401
RTD2120L-LF
1
2
3
4
5
6
7
8
17
15
41
40
39
38
37
36
35
34
33
19
28
29
20
21
22
23
24
25
26
27
16
9
10
11
12
13
14
18
30
31
32
43
42
44
45
46
47
48
P5.5/PWM5
DSCL2/P5.6
DSDA2/P5.7
RST
ASCL1/P3.0/RXD
NC
NC
ASDA1/P3.1/TXD
VSS
XO
VCC
P1.0/T2
P1.1
P1.2
P1.3
P1.4
P1.5
P1.6
P1.7
NC
VSYNC
NC
P6.0/ADC0
P6.1/ADC1
P6.2/ADC2
P6.3/ADC3
P6.4
P6.5
P6.6/CLKO1
P6.7
XI
P3.2/INT0
P3.3/INT1
P3.4/T0
P3.5/T1
P7.6/CLKO2
P7.7
NC
NC
NC
NC
NC
NC
P5.0/PWM0
P5.1/PWM1
P5.2/PWM2
P5.3/PWM3
P5.4/PWM4
POWER_KEY# {2}
R406
NC/4K7 1/16W
IICSCL
MCU_VCC
IICSDA