Haier HL22FEP1 Servise Manual page 37

+12V
FB70 FB70
FB FB
CB994 CB994
0.1uF 0.1uF
OPAV120 AUDIO INTERNAL DAC AV R/L OUT
R1728 R1728
FB71 FB71
R1729 R1729
47K 47K
CB998 CB998
47K 47K 0.1uF 0.1uF
+5V
VC5
L148 L148 R1775 R1775 47K 47K
FB FB
CE644 CE644 + + CB999 CB999
0.1uF 0.1uF
220uF/16v 220uF/16v
C220UF10V/D6H11 C220UF10V/D6H11
A
R146 R146
C691 C691
2.2nF 2.2nF
C669 C669 C693 C693
R2031 R2031 470 470 R1777 3.9k R1777 3.9k
10uF/10v 10uF/10v 10uF/10v 10uF/10v
AL1
2
C0805/SMD C0805/SMD C0805/SMD C0805/SMD
VREF_PT2308
3
5
C670 C670 C694 C694
R2032 R2032 470 470 R1778 R1778 3.9k 3.9k
10uF/10v 10uF/10v 10uF/10v 10uF/10v
AR1
6
C0805/SMD C0805/SMD C0805/SMD C0805/SMD
C692 C692
2.2nF 2.2nF
R1783 R1783
DV33
R1644 R1644
10k 10k
T73 T73 P44 P44
HPDET#
1
HP
2
GND
NO PLUG: HPDET#＝HIGH
PLUG: HPDET#＝GND
SLIM_phonejack SLIM_phonejack
HEAD PHONE OUTPUT
OPAV120
OPAV120
CB996 CB996
+ + CE3 CE3
0.1uF 0.1uF
CB997 CB997
47uF/16v 47uF/16v
0.1uF/NC 0.1uF/NC
OPAVREF
FB FB OPAVREF
C635 C635
1uF 1uF + + CE629 CE629
22uF/16v 22uF/16v
VREF_PT2308
+ + CE645 CE645 C650 C650
0.1uF 0.1uF
R1776 R1776
22uF/16v 22uF/16v
47K 47K
REMOVE INDUCTOR
CE631 CE631 L149 L149
HPOUTL
VC5
3.9k 3.9k FB FB
100uF/16v 100uF/16v
U59 U59
I/L CE635 CE635 L150 L150
- -
+ + HPOUTR
VREF
VREF
+ +
FB FB
- - 100uF/16v 100uF/16v
I/R
PT2308 PT2308
3.9k 3.9k
Change to 100uF to
improve low
frequency
feature.(old=22uF)
T74 T74
HPOUTL
5
L
6 HPOUTR
R
7
L
R1616 R1616 R1615 R1615
1K 1K 1K 1K
A
+5V
L1 L1 T28 T28
FB/NC FB/NC
+12V
Q8 Q8
2N3906 2N3906 R299 R299 1K 1K
3 2
R298 R298 5.1K 5.1K R303 R303 2K 2K
R302 R302 + +
4.7K 4.7K
Q11 Q11
1
2N3906 2N3906
D15 D15
OFF_MUTE
R300 R300
100K 100K
R1753 R1753 33K 33K
C641 C641
120pF 120pF
C667 C667
R1754 R1754 R1755 R1755 5.1K 5.1K C0603/SMD C0603/SMD
10uF/10v 10uF/10v
AL1
2
C0805/SMD C0805/SMD
10K 10K OPAVREF 3
R1757 R1757 C642 C642
820pF 820pF NJM4558 OPA NJM4558 OPA
NS/10K NS/10K
C0603/SMD C0603/SMD
R1760 R1760 33K 33K
C643 C643
120pF 120pF
C668 C668
R1761 R1761 R1762 R1762 5.1K 5.1K C0603/SMD C0603/SMD
10uF/10v 10uF/10v
AR1 6
C0805/SMD C0805/SMD 10K 10K C644 C644 OPAVREF
5
R1764 R1764 820pF 820pF
C0603/SMD C0603/SMD NJM4558 OPA NJM4558 OPA
NS/10K NS/10K
A
1,2,3,4,5,6,7,8,9,10,11,12,13 GND
+12V
1,2,5,9,13 +12V
CN8 CN8
T29 T29
13 AL1
SPDIF AR1
1
13 AR1
HPDET#
2
13 HPDET#
MUTE
3
13 MUTE
T27 T27
SPDIF
10 SPDIF
13 AVR1_OUT/AMP
AVL1_OUT/AMP
13 AVL1_OUT/AMP
CE25 CE25
470uF/16V 470uF/16V
C330UF25V/D8H14 C330UF25V/D8H14
1N4148 1N4148
MUTE
R307 R307
100K 100K
U55A U55A
CE640 CE640
R1756 R1756 22 22
AVL1_OUT/AMP
1
22uF/16v 22uF/16v R1759 R1759 10K 10K Q60 Q60
R1758 R1758 MUTE 2N3904 2N3904
1
OPAV120 SOT23/SMD SOT23/SMD
NS/10K NS/10K
U55B U55B
CE642 CE642
R1763 R1763 22 22
AVR1_OUT/AMP
7
22uF/16v 22uF/16v R1766 R1766 10K 10K Q61 Q61
R1765 R1765 MUTE 2N3904 2N3904
1
OPAV120 SOT23/SMD SOT23/SMD
NS/10K NS/10K
NUSTC_5380P1_V2 NUSTC_5380P1_V2 NUSTC_5380P1_V2
Title Title Title
LINE OUT LINE OUT LINE OUT
Document Number Document Number Document Number
Size Size Size
C C C MT5380P1-V2 MT5380P1-V2 MT5380P1-V2
Date: Date: Date: Thursday, December 04, 2008 Thursday, December 04, 2008 Thursday, December 04, 2008
GND
AL1
AVR1_OUT/AMP
A
Drawn Drawn Drawn Rev Rev Rev
V1 V1 V1
Sheet Sheet Sheet 14 14 14 of of of 15 15 15