Service manual
C – 19
CIRCUIT DIAGRAMS
C
71-P2T00-005 LP-200S
5
AMPLIFIERS & INVERTER CON.
ÂÅ ¤Ñ ¹q ¸£ CLEVO CO.
Custom
18 20Monday, June 11, 2001
1145
Tit le
Size Document Number Rev
Date: Sheet of
+5V +12V
+5V
+5V
+12V
+A12V
+A12V
+12V
+3V
SB5V
+5V
+5V
+A5V
+2.25VREF
Z1826
Z1816
Z1815
Z1814
Z1817
PANEL-ON
Z1803
Z1828
Z1801AMP_L Z1802
Z1805 Z1804
Z1807
Z1822
Z1821
Z1820
Z1819
AMP_R
R_SPEAKER
L_SPEAKER
Z1827 Z1829
L_SPEAKER R_SPEAKER
BRIGHTNESS
Z1824 Z1825
R_OUT
BRIGHTNESS
L_OUT
PANEL-ON
Z1818
Z1823
Z1808
Z1846
PANEL-ON
Z1842
Z1844
Z1840
Z1843
Z1847
Z1838 Z1836
Z1837
Z1834
Z1839 Z1835
AMP_L
AMP_R
Z1833
Z1832
Z1831
Z1806
Z1841
Z1812
Z1811
Z1813
Z1810
Z1809
Z1830
BRIGHTNESS
CN17
R-SPEAKER
1
2
CN32
L-SPEAKER
1
2
CN31
INVERTER-B CON.
1
2
3
4
5
6
7
8
L4 BEAD HB-1H1608-601T02 600ohm
L2 BEAD HB-1H1608-601T02 600ohm
CA1
0.1u
CA4
0.1u
L67
BEAD BK2125HS601 600ohm_0805
R145
51_0805
CA106
0.1u
CE2
10u/16V
C144
2.2u/16V_1206
R207 47K
R209
4.7K
R208
3K
CB28 1u
R395
4.7K
Q7
2N3904
B
E
C
R200
10K
C1
4.7u/16V
T218
C176
100u/16V_6.3*5
C175
100u/16V_6.3*5
R222
1K
R223
1K
CA107
0.1u
CA108
0.1u
R396
3K
D3
1N4148
A C
CE1
10u/16V
L45 0_0805
L62
0_0805
L37
0_0805
L61
0_0805
L32
0_0805
L20
BEAD BK2125HS601 600ohm_0805
T219
T220
T221
U27
TPA1517
2
4
5
7
9
13
16
17
19
10
11
14
12
20
18
15
6
1
3
8
-INV1
SGND
SVRR
OUT1
PGND
OUT2
VP
M/SS
-INV2
GND
GND
OUT2
PGND
GND
NC
NC
NC
GND
NC
OUT1
CB72 1u
VR2
10K_VR-5P
6
3
2
5
1
T222
CA2
0.1u
CA3
0.1u
CA113
0.1u
CA111
0.1u
CA112
0.1u
CA110
0.1u
L60 0_1206
L64 BEAD HB-1H1608-601T02 600ohm
L63 BEAD HB-1H1608-601T02 600ohm
L65 BEAD HB-1H1608-601T02 600ohm
CF18
4.7u/16V
U22
TC7S08F
3
2
1
4
5
GND
INA
INB
OUT
VCC
R285
2.2K
R273 47K
U23D
74HCT14
9 8
147
Q12
2N7002
D
G
S
C102
0.01u
R179
1K
C105
680p
CA88 0.1u
CF16
4.7u/16V
T217
C110
680p
R177
7.5K
L28 BEAD HB-1H1608-601T02 600ohm
R175 7.5K
R168 0_R
CB26 1u
CB25 1u
L38
BEAD HB-1H1608-601T02 600ohm
C113
680p
C120
680p
R188
22K
R186
22K
R196
0
R187
0
C116
680p
C111
680p
L30 BEAD HB-1H1608-601T02 600ohm
C238
680p_R
L85 BEAD BK2125HS601 600ohm_0805
CB74 1u
CB71 1u
C137
680p_R
L46 BEAD BK2125HS601 600ohm_0805
CN13
MIC_IN
2
10
11
3
1
CN18
LINE_IN
2
10
11
3
1
CN22
SPEAKER_OUT
2
10
11
3
1
VR1
2K_VR
3
2
1
R274 10K_R
L1 0_1206
CN1
INVERTER-A CON.
1
2
4
5
6
7
8
9
10
L3 BEAD HB-1H1608-601T02 600ohm
+5V 3,9,11,12,14,15,16,17,19,20
MUTE14
+12V 11,12,13,16,19
LINEOUT-L17
HEADOUT-R17
HEADOUT-L17
LINEOUT-R17
+2.25VREF 17
DDC2DAT6
LIGHTSW12,14
MIC-IN17
LINE_IN-R17
LINE_IN-L17
SOUND-L17
SOUND-R17
BRIGHTNESS CONTROL
AGND
AGND
ooooo
o
35126
o
VR PIERCE PLAN
AGND
AGND
47
AGND
AGND
AGND
AGND
AGND
AGND
VOLUME CONTROL
AGND
Close to TDA1517 and CODEC
PINGND1.2=AGND
AGNDAGND
PIN1A..1F=AGND
PIN10A..10F=AGND
PIN2A..2F=Z1840
PIN3A..3F=Z1847
PIN11A..11F=Z1844
AGNDAGND AGND AGND
PIN11A..11F=AGND
PIN10A..10F=AGND
PIN1A..1F=AGND
PIN2A..2F=Z1835
PIN3A..3F=Z1834
PIN1A..1F=AGND
PIN2A..2F=Z1831
PIN3A..3F=Z1830
PIN11A..11F=AMP_R
PIN10A..10F=AMP_L
PIN4=AGND
PIN7=AGND
AGND
AGND
AGND AGND AGND
AGNDAGNDAGND
AGNDAGND
System Board (71-P2T00-005) - Sheet 18 of 20