Tpa2008D2 - Clevo P670RG Series Service Manual

TPA2008D2

5
TPA2008D2
The volume control.the gain range is from
-80db(Vvolume=5V) to +20db(Vvolume=0V) with
P2P BA20550
64 steps precise control.
(TSSOP24)
D
AMP_EN 3
C615 2.2u_6.3V_X5R_04 22
AUDG
20 Mil
FRONT_R
R370 3.01K_1%_04 C620 24
45,47 FRONT_R
0.1u_10V_X7R_04
D02
C614 0.1u_10V_X7R_04 23
AUDG
6
7
D02
20 Mil
FRONT_L R428 3.01K_1%_04 C663 1
45,47 FRONT_L
0.1u_10V_X7R_04
2
C664 0.1u_10V_X7R_04
AUDG
R374 6.98K_1%_04 14
On 5VS
R375 10K_1%_04 15
AUDG
10
11
C662 R427
220p_50V_NPO_04 120K_04
C
AUDG
AUDG AUDG
B
A
5
4 3
AMP_5VS
L27
HCB1608KF-121T30
D01A
C611 C612 C605
0.1u_10V_X7R_04 0.1u_10V_X7R_04 22u_6.3V_X5R_08
U21
AUDG AUDG AUDG
20
ROUTP L22 FCM1005KF-121T03 ROUT+
SHUTDOWN ROUTP
21 20 Mil
BYPASS PVDDR1
17 ROUTN L24 FCM1005KF-121T03 ROUT-
RINN ROUTN
16 20 Mil
RINP PVDDR2
18
PGNDL1 PGNDR1
19
PGNDL2 PGNDR2
20 Mil
5 LOUTP L23 FCM1005KF-121T03 LOUT+
LINN LOUTP
9
LINP PVDDL1
4
VOLUME PVDDL2
13
NC VDD
20 Mil
8 LOUTN L19 FCM1005KF-121T03 LOUT-
COSC LOUTN
12
ROSC AGND
TPA2008D2
AUDG
4 3
2
5VS
Front Speaker R / L
4 Ohm 2W Speaker
J_SPK1
1
Speaker wire length less than 8000mils , It don't need LC Filter.
2
3
SPKOUTR+,R-,L+,L- Trace width
4
85204-04001 Speaker 4 ohm------> 30mils, Via hole----->C40D20.
ROUT+
ROUT-
LOUT+
LOUT-
AUDIO AMP Enable
3.3VS
R439
100K_1%_04
C A
35,45 HDA_RST#
D21 *RB751V-40(lision)
C A
13,35,40,42,48,54,55 SUSB#
D23 RB751V-40(lision)
C A
36 PCH_MUTE#
D19 *RB751V-40(lision) U26
MC74VHC1G08DFT2G
R442 *0_04 1
45 EAPD_MODE
2
48 KBC_MUTE#
5VS 13,17,34,45,47,49,50,51,54
3.3VS 3,9,10,11,12,13,14,15,16,17,32,34,35,36,37,38,40,43,44,45,48,49,50,51,54,59,61,63
! ! ! !!DMFWP!DP/ ! ! ! !!DMFWP!DP/ ! ! ! !!DMFWP!DP/
Title Title Title
[46] TPA2008D2 [46] TPA2008D2 [46] TPA2008D2
Size Size Size Document Number Document Number Document Number
A3 A3 A3 P650RE P650RE P650RE
Date: Date: Date: Monday, July 06, 2015 Monday, July 06, 2015 Monday, July 06, 2015
2
Schematic Diagrams
1
D
Sheet 46 of 79
TPA2008D2
C
C674
*0.1u_10V_X5R_04
4 AMP_EN
AMP_EN 45,47
D01A C665
*0.1u_16V_Y5V_04
C667 C669
B
0.1u_16V_Y5V_04 1000p_50V_X7R_04
AUDG
A
Rev Rev Rev
6-71-P65R0-D03 6-71-P65R0-D03 6-71-P65R0-D03
D03 D03 D03
Sheet Sheet Sheet 46 46 46 of of of 79 79 79
1
TPA2008D2 B - 47