Schematic; Main Board - HP W17q Service Manual

17" LCD Color Monitor

7. Schematic

7.1 Main Board

CN201
1 CMVCC
2
CMVCC
3
CMVCC
4
5 BKLT-VBRI
DIM#
BKLT-EN
6
C_PANEL_INDEX
7
PANEL_ID#
8 Volume#
Volume#
Mute
9
Mute
CONN
Panel ID(3.3V PWM)
Back light
Dimming(3.3V PWM)
'06-11-3 Remove R209(470 ohm)
CN202
1
2
3
4
5
6
CONN ZD202 C209 ZD203 C201 ZD201
NC NC
NC 0.1uF/16V 0.1uF/16V
Near to Connect
MVCC
{4}
CMVCC
{4}
FB201
{4}
{4}
3
120
C202 + C204
100uF/25V
'07-01-10 change to Elite 0.1uF/16V
* BKLT-EN High ON(3.3V)
KEY 0
KEY 0
KEY 1
KEY 1
POWER_KEY #
POWER_KEY # {4}
LED_G
LED_R
'06-12-29-3 Remove R211,R212(470ohm)
C210
0.1uF/16V
FB202
NC
VCC3
U201
2
VIN VOUT
AP1117E33LA C205 + C203
100uF/25V
0.1uF/16V '07-01-10 change to Elite
VCC3
R202
4K7 1/16W
BKLT-EN
R201
200 1/16W
C206
Q202
0.1uF/16V PMBS3904
{4}
{4}
14
INV_ON# {4}
VCC3
R207 R208 '06-12-29-3 Change R207,R208 Value
120R 1/16W 120R 1/16W
from 470ohm to 120ohm
Q204
PMBS3906
R210 10K 1/16W
LED_R
R213 10K 1/16W
Q205
LED_G PMBS3906
Title
AOC+RTD2525L
Size Document Number
B
Date: Thursday , February 01, 2007
HP W17q
LED_R# {4}
LED_G# {4}
Rev
02_POWER
Sheet 2 of 6