HP LE1901w Service Manual page 27

19" LCD Color Monitor
VCC3.3
C406
U402
0.22uF16V
R406 1 8
CE# VDD
10K 1/16W 5% 2 7
SO HOLD#
WP 3 6
WP# SCK
4 5
GND SI
PM25LV010A
CMVCC
4,7 CMVCC
C407
10UF50V
R415
10K 1/16W 5% C409 10pF
For FFC cable
C410 10pF
CN404
1
2
3
4
5
6
VCC3.3
NC
CN401
1
2
3
4
5
6
CONN
Near to Connect
AVDD VDDP
U401
TSUM1PLR-LF
13
4 DSUB_R+
RIN0P
12
4 DSUB_R- RIN0M
10
4 DSUB_G+
GIN0P
9
4 DSUB_G-
GIN0M
11
4 DSUB_SOG
SOGIN0
8
4 DSUB_B+
BIN0P
7
4 DSUB_B- BIN0M
16
4 DSUB_H
HSY NC0
17
4 DSUB_V VSY NC0
18
4 DDC1_SDA
DDCA_SDA/RS232_TX
19
4 DDC1_SCL DDCA_SCL/rs232_RX
4
AVDD REXT
R401 390 OHM 1/16W
15
REFP
C405
0.1uF/16V 14
REFM
21 LVDS
SDO
22
SCZ
23
SCK
24
SDI
R408 100R 1/16W 5% 28
GPIO_P27/PWM1
54
RST
R417 10R 1/16W 5% 1
XIN
X401
14.31818MHz
R418 100R 1/16W 5% 2
XOUT
31
MODE[0]
32
MODE[1]
KEY 1
KEY 2
POWER_KEY #
LED_GRN/BLUE
LED_ORANGE
VDDC
52
VCTRL
33 PA0
LVA3P
34 PA1
LVA3M
PA[0..1]
35 PA4
LVA2P
36 PA5
LVA2M
37 PA6
LVA1P
38 PA7
LVA1M
39 PA8
LVA0P
40 PA9
LVA0M
PA[4..9]
PB[0..9]
41 PB0
LVB3P
42 PB1
LVB3M
43 PB2
LVBCKP
44 PB3
LVBCKM
45 PB4
LVB2P
46 PB5
LVB2M
47 PB6
LVB1P
48 PB7
LVB1M
49 PB8
LVB0P
VCC3.3
50 PB9
LVB0M
20 R403 100R 1/16W 5%
GPIO_P15/PWM0
27 R404 100R 1/16W 5% EE_WP
PWM2/GPIO_P24
55
GPIO_P12
56 R407 100R 1/16W 5%
PWM1/GPIO_P25
57
RSTN
58 R409 100R 1/16W 5% KEY 1
GPIO_P00/SAR1
KEY 2
59 R410 100R 1/16W 5%
GPIO_P01/SAR2
60 R412 100R 1/16W 5% LED_GRN/BLUE
GPIO_P06
LED_ORANGE
61 R413 100R 1/16W 5%
GPIO_P07
POWER_KEY #
62 R414 100R 1/16W 5%
PWM0/GPIO_P26
63 R416 100R 1/16W 5%
GPIO_P13
64
GPIO_P14 DDC_WP 4
Max condition for LED:
1. Vcc = 3.3 V
2. Current = 12 mA
FW need to be modified.
26 R422 100R 1/16W 5% MSCL
GPIO_P10/I2C_MCL
MSDA
25 R423 100R 1/16W 5%
GPIO_P11/I2C_MDA
T P V ( Top Victory
絬 隔 瓜 絪 腹 G3083-2-X-X-3-090416
Key Component 03.Scalar
Thursday , April 16, 2009
Date
27
VCC3.3 VDDP
VCTRL 7 4,7 VCC3.3
C401
0.1uF/16V
PA[0..1] 6
VCC1.8 VDDC
PA[4..9] 6
7 VCC1.8
C403
0.1uF/16V
PB[0..9] 6
CMVCC
CMVCC 6,7
PPWR_ON# 6
R405
on_BACKLIGHT 7
10K 1/16W 5%
BKLT_VBRI 7
Change R411 from
20K to 6.2K
R411
C408 6K2 OHM 1/16W 5%
0.1uF/16V
DET_CABLE 4
U403
8
VCC
EE_WP 7
WC
MSCL
6
SCL
MSDA 5
SDA VSS
M24C04-WMN6TP
HP LE1901w
Electronics Co . , Ltd. ) OEM MODEL
TPV MODEL
PCB NAME 715G3083-2
Sheet 5 of 7
HP LE1901w
AVDD
FB401
300OHM
C402
0.1uF/16V
C404
0.1uF/16V
VCC3.3
C411
0.22uF16V
1
NC
2
E1
3
E2
4
Custom
Size
Rev 2
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