BenQ G2450HM Service Manual page 77

3 RIN
3 GNDR
3 GIN
3 GNDG
3 SOG
3 BIN
3 GNDB
3 HSY NC
3 VSY NC
3 DDCA_SDA
3 DDCA_SCL
4 RX0N
4 RX0P
4 RX1N
4 RX1P
4 RX2N
4 RX2P
4 RXCN
4 RXCP
4 DVI_SDA
4 DVI_SCL
4 HD0-
4 HD0+
4 HD1-
4 HD1+
4 HD2-
4 HD2+
4 HCK-
4 HCK+
4 HDMI_SDA
4 HDMI_SCL
AVDD R403
+5V
+ VCC3.3
U402
C428 220N16V 8 1
VCC CS
7 2
HOLD SO
R408 10K 1/16W 5% WP SCK R454 22R 6 3
SCK WP
SDI 5 4
SI GND
MX25L2026DM1I-12G
C430 33pF 50V
R410
X401 2 1 14.31818MHZ/32PF
R411 NC/1M OHM1/16W
C432 33pF 50V R412
C401 0.1UF 16V
C434 0.47uF 16V
7 LINEIN_L0
C435 0.47uF 16V
7 LINEIN_R0
R418 100R
7 LINEOUT_L
R419 100R
7 LINEOUT_R
AGND AGND
FB408 1 2 120OHM
AGND
VDDC
AVDD ADC1.8 VDDP
VCTRL
63
RIN0P
62
RIN0M
60
GIN0P
59
GIN0M LVA3P
61
SOGIN0 LVA3M
58
BIN0P LVACKP
57
BIN0M LVACKM
66
HSY NC0 LVA2P
67
VSY NC0 LVA2M
69
DDCA_SDA/RS232_TX LVA1P
70
DDCA_SCL/RS232_RX LVA1M
LVA0P
48
RXA2P LVA0M
49
RXA2N
51
RXA1P
52
RXA1N
54
RXA0P
55
RXA0N LVB3P
46
RXACKP LVB3M
47
RXACKN LVBCKP
42
DDCDA_SDA LVBCKM
43
DDCDA_SCL LVB2P
LVB2M
30
RXB2P LVB1P
31
RXB2N LVB1M
33
RXB1P LVB0P
34
RXB1N LVB0M
36
RXB0P
37 TSUMO88QWDT3-LF-1
RXB0N
28
RXBCKP
29
RXBCKN GPIO_P05
21
DDCDB_SDA
22
DDCDB_SCJ GPIO_P17
GPIO_P04/PWM3
390OHM1/16W 44
REXT
GPIO_P23/PWM1
GPIO_P25/PWM3
65
REFP
GPIO_P00/SAR0
C426 0.1UF 16V 64
REFM GPIO_P01/SAR1
GPIO_P02/SAR2
GPIO_P03/SAR3
GPIO_P06
GPIO_P07
GPIO_P13/PWM2
CSZ SDO 76
SDO
SDO CSZ 77
CSZ GPIO_P15
WP SCK 78
SCK GPIO_P16
SDI 79
SDI
GPIO_P26/PWM0
GPIO_P27/PWM1
GPIO_P14/PWM0
8
RST
MCKO/GPIO_P47
AUOUTLR/GPIO_P46
AUSCK/GPIO_P45
0R05 1/16W 26
XIN AUSD/GPIO_P44
AUMUTE/GPIO_P43
SPDIFO/CEC_BUS/GPIO_P42
GPIO_P24/PWM2
0R05 1/16W 25
XOUT
3
BY PASS
68
MODE
I2C_MCL/GPIO_P10
89
LINE_IN_L I2C_MDA/GPIO_P11
90
LINE_IN_R
AUCOM 91
AUCOM
AUVAG 93
AUVAG
AUVRM 94
AUVRM
96
LINE_OUT_L
97
LINE_OUT_R GPIO_11
GPIO_12
99
SSPKL GPIO_06
100
SSPKR
AUCOM
AUVRM
AUVAG
AGND
CN401
AGND
6 KEY1
5 KEY2
Grouped 4 POWER
3 LED_G
2 LED_A
1
CONN
AVDD_AU
VCC3.3 VCC1.8
FB401 1 2 120OHM
FB402
2 VCC1.8
AGND
4
PA[0..9] VCC3.3
PA[0..9] 6
107 PA0
108 PA1
109 PA2
110 PA3
111 PA4
112 PA5
113 PA6
114 PA7
115 PA8
116 PA9
PB[0..9]
PB[0..9] 6
119 PB0
120 PB1
121 PB2
122 PB3
123 PB4
124 PB5
125 PB6
126 PB7
127 PB8
128 PB9
104
18
103
71
9
14
15 R405 1K 1/16W 5% KEY1
16 R406 1K 1/16W 5% KEY2
17
19 LED_G#
20 LED_A#
23
40
41 R450 100R
10
11
39 R407 1K 1/16W 5% FB409 1 2 300OHM POWER
C453 1000pF 50V
80 EMI solution
81
82
83 EE_WP
84
85
86 WP
73 R416 47R
72 R417 47R
scalar GPIO: not active when scalar power
saving.
1
HDMI_HPD 4
2
DVI_HPD 4
102
PANEL_ID 2
VCC3.3
77
ADC1.8
VCC3.3
1 2 120OHM FB403 1
2,3,4,6 VCC3.3
VCC3.3
AVDD_EAR
FB405 1
FB404 1 2 120OHM
VCC1.8
FB406 1
+5V
ON_PANEL 2
ON_BACKLIGHT 2
VOLUME 7
VGA_DET 3
AUDIO_SD# 7
R404 NC/200K
C427 NC/0.1UF 16V
HDMI_DET 4
DVI_DET 4
MUTE# 7
DDC_WP 3,4
ADJ_BACKLIGHT 2
VCC3.3
C433 220N16V
HDMI1_CEC 4
U403
8 1
VCC A0
EE_WP 7 2
WP A1
6 3
SCL A2
5 4
SDA GND
CAT24C04WI-GT3
R434 NC/100R 1/16W 5%
SDA_PANEL
R433 NC/100R 1/16W 5%
SCL_PANEL
LED_G# R425 0R05 1/10W
R426
R427 4.7K Q402
LED_A#
2N3906S-RTK/PS
R431 NC/0.05R
T P V ( Top Victory Electronics Co . , Ltd. ) OEM MODEL
G4997-M0D-000-0040 TPV MODEL
絬 隔 瓜 絪 腹
715G4997-M0D-000-0040
Key Component Scalar PCB NAME
Date Tuesday , June 28, 2011 Sheet 4 of 6
AVDD
2 120OHM
VDDP
2 120OHM
+
VDDC
2 120OHM
VCC3.3
+5V
6
6
Q401
NC/2N3906S-RTK/PS
82R 1/10W 5% R401 0.05R LED_G
R432 1K LED_A
Size C
Rev D
称爹