Schematic Diagrams
B - 26 Amplifiers & Inverter Connector (71-P2970-002A)
B.Schematic Diagrams
Amplifiers & Inverter Connector
Sheet 25 of 28
Amplifiers & Inverter
Connector
+12V
+A12V
+A12V
+A5V
+2.25VREF
+5V
+A5V
+5V
Z2503
Z2538
Z2502
AMP_L
Z2501
Z2505
Z2509
Z2508
Z2507
Z2506
AMP_R
R_SPEAKER
L_SPEAKER
Z2537
Z2539
L_SPEAKER
R_SPEAKER
L_OUT
VROUT-R
VROUT-L
R_OUT
Z2511
Z2510
Z2521
Z2522
Z2527
Z2524
AMP_L
Z2534
SOUND-L
Z2535
AMP_R
SOUND-R
Z2530
Z2531
Z2512
Z2513
Z2520
Z2529
Z2526
Z2528
Z2532
Z2533
VROUT-L
VROUT-R
Z2543
SOUND-R
SOUND-L
Z2516
Z2519
Z2504
Z2515
Z2517
Z2518
Z2514
MUTE#
Z2542
MUTE#
Z2540
Z2541
Z2525
Z2523
Z2536
CA160
0.1u
L47
0_0805
0_r(0603)
R229
CB8
1u
U38
RT9131
1
2
3
4
5
6
7
8
OUTA
MUTE
INA
GND
INB
BIAS
OUTB
VDD
CA295
0.1u
CN25
LINE_IN
2
4
5
3
1
C212
680p
R274
1K_R
R269
47K
R569
47K
F4
POLY SW 1.1A
C168
220p
R216
10K
C163
33p
C162
33p
R217
10K
C320
0_0805/C_R
C319
0_0805/C_R
C318
0_0805/C_R
C292
470p
C293
470p
L57
0_0805
0_r(0603)
R228
R222
10K
R221
10K
C161
33p
C164
33p
CA161
0.1u
C170
220p
CN18
PS2-MOUSE CON.
1
2
3
4
5
6
C171
220p
C169
0.1u
CB9
1u
L19
BEAD HF50ACB321611T_1206
F1
POLY SW 1.1A
CB19
2.2u_0805
0_r(0603)
R227
0_r(0603)
R226
L60
0_0805_R
R268
10K
CN24
HEADPHONE
2
4
5
3
1
C294
470p
C195
470p
L63
0_0805_R
L62
0_0805_R
L61
0_0805_R
CF14
4.7u/16V_1206
C326
470p
CB20
2.2u_0805
CN31
R-SPEAKER
1
2
C327
470p
CN32
L-SPEAKER
1
2
R553
4.7K
CB16
2.2u_0805
R546
3K
R547
4.7K
R560
22K
C274
2.2u/16V_1206
CA284
0.1u
R545
1K
R204
1K
C208
100u/16V_6.3*7
C206
100u/16V_6.3*7
L31
0_0805
L27
0_0805
L51
0_0805
CN26
MIC_IN
2
4
5
3
1
CF12
4.7u/16V_1206
R552
3K
CA277
0.1u
CN19
PS2-KEYBOARD CON.
1
2
3
4
5
6
CA152
0.1u
L30
Bead BK2125HS121_0805
L26
Bead BK2125HS121_0805
CB18
2.2u_0805
U34
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
PG
N
D
OUT2
VP
M/SS
-INV2
GN
D
GN
D
OUT2
PG
N
D
GN
D
NC
NC
NC
GN
D
NC
OUT1
VR2
10K_VR-5P
6
3
2
5
1
CF13
4.7u/16V_1206
CA167
0.1u
C200
470p_R
R267
1K
C197
0.01u
L22
BEAD BK2125HS241
R576
0
R577
7.5K_R
L25
BEAD BK2125HS241
R573
2.2K
C196
680p_R
C198
470p_R
C199
470p_R
R265
4.7K
R266
4.7K
R575
22K
R574
22K
L24
BEAD BK2125HS241
C285
470p_R
L23
BEAD BK2125HS241
C201
470p_R
L21
BEAD BK2125HS241
L20
BEAD HF50ACB321611T_1206
T86
T85
T88
T87
U15
FRC-1394-201
1
2
3
4
8
7
6
5
C209
100u/16V_6.3*7
C210
100u/16V_6.3*7
68K
R562
68K
R563
T84
CB21
1u
+
CT71
10u/10V_1206
C205
220p
C203
220p
CB22
1u
+5V
[4,11,12,13,14,16,17,19,21,22,23,24,26,27,28]
+12V
[12,13,16,17,22,24,26,27,28]
HPHONE-L
[24]
HPHONE-R
[24]
+2.25VREF [24]
MIC-IN
[24]
LINE_IN-L
[24]
LINE_IN-R
[24]
KBDAT
[22]
KBCLK
[22]
PMDAT
[22]
PMCLK
[22]
+A5V
[24]
MIC2
[24]
AGND
AGND
o o
o o
o
3
5
1
2
6
o
VR PIERCE PLAN
AGND
AGND
4
7
AGND
AGND
AGND
AGND
AGND
AGND
VOLUME CONTROL
AGND
Close to TDA1517 and CODEC
AGND
AGND
AGND
AGND
AGND
AGND
PIN4=AGND
PIN7=AGND
o
AGND
AGND
PINGND1.2=GND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
PINGND1.2=GND
PIN(3,4)=GND
PIN(3,4)=GND
AGND
AGND
Содержание L295U Series
Страница 1: ...L295U L297U...
Страница 2: ......
Страница 3: ...Preface I Preface LCD Computer L295U L297U Series Service Manual...
Страница 36: ...Disassembly 2 16 2 Disassembly...
Страница 39: ...Part Lists L295U Base A 3 A Part Lists L295U Base Figure A 1 L295U Base...
Страница 40: ...Part Lists A 4 L295U Back A Part Lists L295U Back Figure A 2 L295U Back...
Страница 41: ...Part Lists L295U Front A 5 A Part Lists L295U Front Figure A 3 L295U Front...
Страница 43: ...Part Lists L295U Combo A 7 A Part Lists L295U Combo Figure A 5 L295U Combo...
Страница 44: ...Part Lists A 8 L295U Toshiba DVD A Part Lists L295U Toshiba DVD Figure A 6 L295U Toshiba DVD...
Страница 45: ...Part Lists L295U FDD A 9 A Part Lists L295U FDD Figure A 7 L295U FDD...
Страница 46: ...Part Lists A 10 L295U HDD A Part Lists L295U HDD Figure A 8 L295U HDD...
Страница 47: ...Part Lists L297U Base A 11 A Part Lists L297U Base Figure A 9 L297U Base...
Страница 48: ...Part Lists A 12 L297U Back A Part Lists L297U Back Figure A 10 L297U Back...
Страница 49: ...Part Lists L297U Front A 13 A Part Lists L297U Front Figure A 11 L297U Front...
Страница 51: ...Part Lists L297U CD ROM A 15 A Part Lists L297U CD ROM Figure A 13 L297U CD ROM...
Страница 52: ...Part Lists A 16 L297U Combo A Part Lists L297U Combo Figure A 14 L297U Combo...
Страница 53: ...Part Lists L297U Toshiba DVD RW A 17 A Part Lists L297U Toshiba DVD RW Figure A 15 L297U Toshiba DVD RW...
Страница 54: ...Part Lists A 18 L297U FDD A Part Lists L297U FDD Figure A 16 L297U FDD...
Страница 55: ...Part Lists L297U HDD A 19 A Part Lists L297U HDD Figure A 17 L297U HDD...
Страница 86: ...Schematic Diagrams B 30 B Schematic Diagrams...