Backlight Keyboard - Clevo P177SM Service Manual

Schematic Diagrams

Backlight Keyboard

Sheet 35 of 60
Backlight
Keyboard
From EC1
12/06 ValueÅܧó Gary
Gary D03-×¥¿(¥Ñ¦êÁp§ï¨ÃÁp)
34
34
34
34
B - 36 Backlight Keyboard
DEFAULT PJ11 SHORT
1 2 KB_LEDPWR_IN
L4 BCIHP0420TB-2R2M
5VS
PJ11 OPEN_2A
KB_LEDPWR_IN
KB_LEDPWR_FREQ
R538 *10mil_short
KB_LEDPWR_EN
R53 10_04
C20
10u_6.3V_X5R_06 C407
15000p_50V_X7R_06
footprint 08->06
C307
D05
1u_6.3V_X5R_06
Add C307 1u_6.3V_X5R_06
From EC2(J_EC1)
D02A DEL KB2_LED_ENZ/XLE/XSDI/XCLK
U10
24
R161 0_04
34 KB_LED_XSDI
SDI OUT0
1
R162 0_04
34 KB_LED_XCLK
2 DCLK OUT1
R163 0_04
34 KB_LED_XLE LE OUT2
18
R164 0_04
34 KB_LED_ENZ OE OUT3
19
KB_LED_XSDO
SDO OUT4
Gary D03-×¥¿(¥Ñ¦êÁp§ï¨ÃÁp)
OUT5
OUT6
20
R-EXT OUT7
3.3VS
OUT8
OUT9
21
R548 *20mil_P_04
VDD OUT10
OUT11
22
R45
GND OUT12
25
GND-PAD OUT13
750_1%_06 C18
OUT14
0.1u_16V_Y 5V_04
OUT15
IT7040FN/BX (R)
U36
OUT0-OUT15(<45mA)
24 23
R181 0_04
KB_LED_XSDI
SDI OUT0
1 3
R180 0_04
KB_LED_XCLK
2 DCLK OUT1 4
R186 0_04
KB_LED_XLE LE OUT2
18 5
R183 0_04
KB_LED_ENZ OE OUT3
KB_LED_XSDO1 19 6
SDO OUT4
7
OUT5
9
OUT6
20 8
R-EXT OUT7
3.3VS 10
OUT8
11
OUT9
21 12
R681 *20mil_P_04
VDD OUT10
13
OUT11
22 14
R73
GND OUT12
25 15
GND-PAD OUT13
16
750_1%_06 C21
OUT14
0.1u_16V_Y 5V_04 17
OUT15
IT7040FN/BX (R)
15V
D25
KB_LEDPWR_SW A C KB_LED_PWR
U4
FMS3004-AS-H
C374 R588
8 6
0_04
IN LX1
7
LX2
9
R1
FREQ
2
R551 KB_LED_PWR_FB
FB
3
200K_1%_06
SHDN
10 1
R549
SS COMP
14.3K_1%_06
G5110
1.24x[(R1/R2)+1]
R54
100K_04
C293 C314
330p_50V_X7R_04 10p_50V_NPO_04
add R550, R580, R581
5VS
23
R550 *10mil_short KBZONE1_B
J _LED4
3 KBZONE1_R
R580 *10mil_short
4
R581 *10mil_short KBZONE1_G
5
KBZONE2_B Gary D03-×¥¿(netÅܧó)
6
KBZONE2_R TPLED_B
7 KBZONE2_G TPLED_R
9 KBZONE3_B TPLED_G
8 KBZONE3_R
10
KBZONE3_G Gary D03-×¥¿(netÅܧó)
11 TPLED_B
D01A_1016_Alex 50501-0064N
12 TPLED_R
D02 12/03 ValueÅܧó Gary
13 TPLED_G
14
TPLED_B
15
TPLED_R
16 TPLED_G
17
TouchPAD LED Current
P157SM P177SM IT7040
12/06 Change U10¥Î®Æ Gary
LED Q'ty 4+4 5+5 5 pin
Total Current 96mA 120mA 225mA
(BLUE 12mA/LED)
Total Current
106mA 132mA 225mA
(RED 13.2mA/LED)
Total Current 98mA 122mA 225mA
(GREEN 12.2mA/LED)
D01A_1016_Alex
Gary D03-×¥¿(netÅܧó) NM OS
SY S15V
5VS 5VS_TP
Q65
6
P2703BAG
5
R687
3A
2 4
1M_04
1
TPLED_B
TPLED_R
TPLED_G
TPLED_B D Q124A
TPLED_R C130
TPLED_G 2
2200p_50V_X7R_04 G
S MTDN7002ZHS6R
34 TP_PW R_EN#
13,14,16,17,18,19,22,29,30,32,33,36,41,44,61
3,5,9,10,11,12,13,14,16,17,18,19,20,21,22,24,25,26,27,28,29,30,32,33,34,36,37,41,44,46,61,62
13,40,41,42,62
1 5 V
D05A
Del R588
12/06 valueÅܧó Gary
KB_LED_PWR R567 0_08 KBPWR_G
KBPWR_R
R568 49.9_1%_08
KBPWR_B
R566 0_08
KBZONE1_B
C855 KBZONE1_R
4.7u_25V_X5R_08 KBZONE1_G
KBZONE2_B
KBZONE2_R
KBZONE2_G
P150SM,P157SM
KBZONE3_B
KBZONE3_R
KBZONE3_G
D02 12/03 ValueÅܧó Gary
D04
R568, R46 §ï50¼Ú©i
D02_1112_Alex
1 5 V
12/06 ValueÅܧó Gary
KB_LED_PW R R182 0_08 KBPWR_G_1
R46 49.9_1%_08 KBPWR_R_1
KBPWR_B_1
R140 0_08
KBZONE1_B
C854 KBZONE1_R
4.7u_25V_X5R_08 KBZONE1_G
KBZONE2_B
KBZONE2_R
KBZONE2_G
P170SM,P177SM
1
KBZONE3_B
2
D02 12/03 ValueÅܧó Gary KBZONE3_R
3
KBZONE3_G
4
5
D02 12/03 ValueÅܧó Gary
6
D02_1112_Alex
Gary D03-×¥¿ 0103
C45 C46
TPLED_B
Gary D03·s¼W0103
TPLED_R
TPLED_G
R688 499_1%_04
TPLED_B
C128 TPLED_R
TPLED_G
4.7u_6.3V_X5R_06
D Q124B
MTDN7002ZHS6R
TP_PW R_EN# 5
G
S
ON
P157SM TP LED
5VS
3.3VS
SY S15V
J_KBLED2
1
2
3
4
5
6
7
8
9
10
11
12
88511-1241
J_KBLED1
1
2
3
4
5
6
7
8
9
10
11
12
88511-1241
5VS_TP
>40mil
J_TPLED1
1
2
3
4
5
6
7
8
9
10
11
12
88511-1241