User Guide

B - 19
Schematic Diagrams
71-22C00-D02
A
AUDIO AMP
Custom
19 31Monday, Mar ch 05, 2001
0200-18.SCH
Title
Si ze Docum ent Number Rev
Dat e: Sheet
of
ÂÅ ¤Ñ ¹q ¸£ CLEVO CO.
DACVCC
DACGND
DACGND DACGND DACGND
DACGND DACGND
DACGND
VCC
DACV CC
DACGND
DACGND DACGND
DACGND
DACGNDDACGND
DACVCC
DACGND
DACGND
SOUND_R(18)
SOUND_L(18)
MI C 1(18)
SPDIFON(23)
SPDIF(10)
AMP_DOWN (23)
Z95 Z84 Z96
Z97 Z83 Z98
L_ O UT - R_O UT -
Z99 Z100
PHONE_IN
Z82
Z81
VSO UND_L
MUTEOUT
AMP_DOWN
MUTEOUT
Z104
SP DI F O UT
MI C1
VSOUND_R
Z121
L_OUT + R_O UT +
INT _MIC
VSO UND_L
INT _MIC
VS OUND_R
Z94
Z93
L_ O U T -
R_O UT -
R_O UT +
L_OUT +
Z556
SPDI F
SP DI F ON
Z103
Z665
Z666
Z5
Z101
PHONE_I N
L_OUT +
R_ O UT +
Z4
Z122 Z102
R81
10 K
R90
10 K
C92
.1U
C80
10P
C101
10P
R57
10 K
R58
10 K
R92
10 K
R91
15 K
R71
15K
R72
10K
C118
1U
C81
1U
C91 0.22U
C90 0.22U
C78 0.22U
C79 0.22U
C93
4.7U
R117
10K ( R )
R240
1K
C257
.1U
C258
0. 01U( R)
C2
680P
CN1
MI C I N
2
5
3
4
1
CN22
SPEAKERS CONN. 4P
1
2
3
4
1
2
3
4
CN13
INT MIC CONN. 3P
1
2
3
L55 BEAD
L54 BEAD
R241 0(R)
U1
PI5A319
1
2
3
45
6
7
8
COM
NC
GND
VCCNIC
IN
NIC
NO
C29
.1U
C1
.22U(0603)
R242 7.5K
C226
10 U
L37
BEAD( 0805)
U10
T PA0202
1
12
13
24
2
17
23
7
18
6 19
9
11
14
16
8
10
3
15
22
5
4
20
21
GND/ HS
GND/ HS
GND/ HS
GND/ HS
NC
NC
NC
VDD
VDD
L_BYPA SS R_BYPASS
MU T E O UT
MUT E I N
SE/BTL#
HP/LINE#
SHUTDOWN
L_OUT -
L_ OUT +
R_OUT -
R_OUT +
L_H P I N
L_LINE IN
R_HP IN
R_LINE IN
C120 1U
C121 1U
VR1
VR-AUDIO
1
3
5
2
6
C63
680P
C62
680P
C478
0. 01U
R522
7.5K
R1
7.5K(R)
L3
BEAD
L36 BEAD
R17
100K
R16 100K
+
C28 4 7U/ 1 6V_D
+
C27 4 7U/ 1 6V_D
C20
680P
C232
680P
CN9
EXT _SPEAKER
2
5
3
4
1
R6
1K
C233
680P
R243
1K
C19
680P
DACGND:25,26,27,28,29,30,31,32,33
PIN NC3.4=DACGND
NEAR TO AKM4543
NEAR AKM4543 PIN