Service manual
Schematic Diagrams
B - 44 Audio/USB Board
B.Schematic Diagrams
Audio/USB Board
E_R12 *0_04
E_R11 *0_04
40 mil
E_C16
0.1u_16V_Y5V_04
E_L7
WCM2012F2S-161T03
1
4
2
3
E_USBVCC2.0
E_C15
22u_6.3V_X5R_08_E
FOR KEYBOARD MOUSE
BLACK
E_J_USB1
US04036BAA147 spring change
V+
1
shield
GND1
DATA_L
2
DATA_H
3
GND
4
shield
GND2
shield
GND3
shield
GND4
E_GND
E_J_USB2
US04036BAA147 spring change
V+
1
shield
GND1
DATA_L
2
DATA_H
3
GND
4
shield
GND2
shield
GND3
shield
GND4
E_H1
C111D111N
E_H2
H6_0D2_9
E_MIC_SENSE
E_C17 0.1u_16V_Y5V_04
USB2.0 Port
E_U1
SY6288DCAC
VOUT1
6
VOUT3
8
VIN2
3
VIN1
2
VOUT2
7
GND
1
EN#
4
FLG#
5
E_C18
10u_10V_Y5V_08_E
E_GND
E_C19 *0.1u_16V_Y5V_04
E_5V
E_USBVC C2.0
SY6288DCAC
APL3518BXITRG
uP7534BRA8-20
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50 MIL
E_DD_ON#
E_AUDG
E_USB_P2_DP
E_USB_P2_DN
E_GND
E_GND
E_HEADPHONE-L
E_USB_P2_DN_C
E_USB_P3_DN_C
E_USB_P2_DP_C
E_USB_P3_DP
E_USB_P2_DP
E_USB_P3_DP_C
E_USB_P2_DN
40 mil
40 mil
For ESD
+
E_C12
*220u_6.3V_6.3*6.3*4.2
E_C14
*0.1u_16V_Y 5V_04
E_R7 *0_04
E_R9 *0_04
E_L6
WCM2012F2S-161T03
1
4
2
3
E_C13
*0.1u_16V_Y5V_04
E_C9
0.1u_16V_Y5V_04
+
E_C10
220u_6.3V_6.3*6.3*4.2
E_GND
E_R8 *0_04
E_R10 *0_04
E_L5
WCM2012F2S-161T03
1
4
2
3
E_C11
0.1u_16V_Y5V_04
E_AUDG
E_USBVCC2.0
E_5V
E_USBVCC2.0
E_AUDG E_AUDG E_AUDG
E_GND
6/28
E_J_USB3 only for KEYBOARD MOUSE USE
E_GND
1228
E_R1 0_04
E_R6 0_04
E_C4 0.1u_16V_Y5V_04
E_C8 0.1u_16V_Y5V_04
E_C1 0.1u_16V_Y5V_04
E_HP_SENSE
E_J_USB3
UAR48-041FN2V
V+
1
shield
GND1
DATA_L
2
DATA_H
3
GND
4
shield
GND2
shield
GND3
shield
GND4
E_GND
E_J_MIC1
2SJ-S351-S30
2
6
5
3
1
4
Z4303
Z4304E_MIC1-L
E_MIC1-R
E_MIC_SENSE
E_L3 FCM1005KF-121T03
E_C7
*100p_50V_NPO_04
E_C6
*100p_50V_NPO_04
E_L4 FCM1005KF-121T03
E_USB_P3_DN
MIC IN
E_GN D
E_GND
E_5V
Z4301Z4305
E_USB_P3_DN
E_MIC1-R
E_HEADPHONE-L
E_HEADPHONE-R
E_MIC1-L
6/21
E_H4
C111D111N
E_DD_ON#
E_GND
E_GN D
E_GND
E_H3
H6_0D2_9
E_HEADPHONE-R
E_GND
E_USB_P3_DP
E_GND
+
E_C2
*220u_6.3V_6.3(D)*4.2(H)
+
E_C20
*220u_6.3V_6.3(D)*4.2(H)
E_GND
E_GND E_GND
E_GND
E_HP_SENSE
A1504
A1506
E_USB_P4_DP
E_USB_P4_DN
HEADPHONE
Z4302
A1505
E_R4
*1K_04
BLACK
E_R2
*1K_04
E_R5 49.9_1%_04 E_L2 FCM1005KF-121T03
E_C3
100p_50V_NPO_04
E_R3 49.9_1%_04 E_L1 FCM1005KF-121T03
E_AUDG
E_C5
100p_50V_NPO_04
E_J_HP1
2SJ-S351-S30
2
6
5
3
1
4
E_GN D
E_GND
E_J_CN1
87216-2006
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
19
19
20
20
NC1NC2
Z4306
E_USB_P4_DN_C
E_USB_P4_DP
E_USB_P4_DN
E_USB_P4_DP_C
E_GND
Sheet 43 of 45
Audio/USB Board