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Service Guide
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Chapter 6
FRU (Field Replaceable Unit) List
This chapter gives you the FRU (Field Replaceable Unit) listing in global configurations of
AL1722.Refer to this chapter whenever ordering for parts to repair or for RMA (Return
Merchandise Authorization).
NOTE: Please note WHEN ORDERING FRU PARTS, that you should check the most
up-to-date information available on your regional web or channel
(http://aicsl.acer.com.tw/spl/). For whatever reasons a part number change is made, it
will not be noted in the printed Service Guide. For ACER AUTHORIZED SERVICE
PROVIDERS, your Acer office may have a DIFFERENT part number code from those
given in the FRU list of this printed Service Guide. You MUST use the local FRU list
provided by your regional Acer office to order FRU parts for repair and service of
customer machines.
NOTE: To scrap or to return the defective parts, you should follow the local government
ordinance or regulations on how to dispose it properly, or follow the rules set by your
regional Acer office on how to return it.
46
Exploded Diagram (Model: AL1722)
47
Part List
Item Picture Description Part No.
1 33L4636 FV L/33L4637
Hinge cover
FV L
2
Stand base 34L1189 FV B
3 Front cover 34L1187CGE B
4 Rear cover 34L1188AFV 2B
48
5 Shield 85L 641 1
6 Metal frame 15L5921 5
7 Panel 750LLS70U21
9 Power board IDPC 7425C3
49
10 Main board AIC780KS2AE
11 Key board AIK780KB4
78L 332 1 L/78L 332
12 Speakers
1 R
50
Chapter 7
Schematic Diagram
Analog and Digital Input
CN301
RXD 6
DB15
TXD 6
11 1 FB301 0 1/16W R301 33 1/16W C304 0.047uF
RIN 4
6
12 2 FB302 0 1/16W R302 33 1/16W C305 0.047uF
GIN 4
7
13 3 FB303 0 1/16W R303 33 1/16W C306 0.047uF
BIN 4
8
1/16W
1/16W
14 4 R304 470 1/16W C307 0.001uF
SOG 4
R326
R327
9 PC5V R325 C301 C302 C303
15 5
10 VGA_CON 75 1/16W NC NC NC
75
75
R305 68 1/16W C308 0.047uF
GNDR 4
R306 68 1/16W C309 0.047uF
GNDG 4
R307 68 1/16W C310 0.047uF
GNDB 4
3
3
3
D301 D302 D303
BAV99 BAV99 BAV99 VCC5V
VCC5V
R308
10K 1/16W
2
1
2
1
2
1
R309 100 1/16W VCC5V PC5V
ST_DET1 6
2
1
HSI FB304 150 OHM R310 1K 1/16W
HSYNC 4
VSI R312 100 1/16W R311 1K 1/16W D304
VSYNC 4
BAT54C-GS08
D319 D320 R313 C311 R314 C312 D317
3
MLL5232B 5.6V MLL5232B 5.6V MLL5232B 5.6V
2.2K 1/16W 33pF 2.2K 1/16W 220pF R317 R318 C313
20K 1/16W 20K 1/16W U301
8 1 0.1uF
7 VCC A0 2
CLK_DDC R315 100 1/16W 6 WP A1 3
DAT_DDC R316 100 1/16W 5 SCL A2 4
SDA GND
CN302 AT24C02N-10SC
D321 D318
6 DDC_DAT
25 MLL5232B 5.6V MLL5232B 5.6V
R 6 DDC_CLK
26
G 27 VCC5V DVI5V
B 29
RGB GND
2
1
28
HSYNC 8
VSYNC 15
SYNC GND 6 CLK_DDC2 R319 100 1/16W DVI5V D305
DDC SCL 7 DAT_DDC2 R320 100 1/16W R321 BAT54C-GS08
DDC SDA 14 10K 1/16W
+5V 16 R322 100 1/16W
HPD ST_DET2 6
3
11
1/3shield 3 D314 D315 D316 C314 R323 R324 C315
2/4shield 19 MLL5232B 5.6V MLL5232B 5.6V MLL5232B 5.6V U302
0/5shield 22 0.1uF 20K 1/16W 20K 1/16W 8 1 0.1uF
clk shield 7 VCC A0 2
18 6 WP A1 3
DAT0+ B+ 4 SCL A2
17 5 4
DAT0- B- 4 SDA GND
10
DAT1+ G+ 4
9
DAT1- G- 4
2 AT24C02N-10SC
DAT2+ R+ 4
1
DAT2- R- 4
13
DAT3+ 12
DAT3- 5
DAT4+ 4
DAT4- 21
DAT5+ 20
DAT5- 23
clk+ CLK+ 4
24
clk- CLK- 4
3
3
3
3
3
3
3
3
JACK D306 D307 D308 D309 D310 D311 D312 D313
BAV99 NC BAV99 NC BAV99 NC BAV99 NC BAV99 NC BAV99 NC BAV99 NC BAV99 NC
VCC5V
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
52
TSU56AK
VCC3.3 FB401 VPO VCC2.5 FB402 VDD
2 VCC3.3 2 VCC2.5
600 OHM 600 OHM
C405 + C414 +
10uF/16V 10uF/16V
VAD VPLLVDVI VDPLL VPO VDD
C406C407C408C409C410C411C412C413 C415C416C417C418
0.1uF
0.1uF 0.1uF
0.1uF
0.1uF 0.1uF
0.1uF 0.1uF 0.1uF
0.1uF
0.1uF
0.1uF
104
114
126
117
55
65
35
45
51
53
11
21
84
94
18
87
97
U401
TSU56AK
AVDD_PLL
AVDD
AVDD
VDDP
VDDP
VDDP
VDDP
VDDP
VDDP
VDDP
AVDD_MPLL
VDDC
VDDC
VDDC
VDDC
AVDD_DVI
AVDD_DVI
63 102 PA0
3 RIN RIN0 LVA3p/GA3P
62 103 PA1
3 GNDR RIN0M LVA3M/GA3N
60 106 PA2
3 GIN GIN0 LVACKP/NC
59 107 PA3
3 GNDG GIN0M LVACKM/NC
61 108 PA4
3 SOG SOGIN0 LVA2P/RA1P
58 109 PA5
3 BIN BIN0 LVA2M/RA1N
57 110 PA6
3 GNDB BIN0M LVA1P/RA2P
37 111 PA7
3 HSYNC HSYNC0 LVA1MRA2N
38 112 PA8 VAA1 FB403 VAD
3 VSYNC VSYNC0 LVA0P/RA3P
29 113 PA9
28 DDC1_CLK/GPO8 LVA0M/RA3N PA[0..9]
DDC1_DAT/GPO7 GA[0..3] PA[0..9] 5 2 VAA1
98 GA0 600 OHM
GA1P GA[0..3] 5
99 GA1
GA1N 100 GA2 C419 +
40 GA2P 101 GA3 10uF/16V
3 R+ R+ GA2N
3 R- 41
43 R- 88 BA0 BA[0..5] C420C421
3 G+ G+ BA1P BA[0..5] 5
44 89 BA1 0.1uF
0.1uF
3 G- G- BA1N
46 90 BA2
3 B+ B+ BA2P
47 91 BA3
3 B- B- BA2N
49 92 BA4
3 CLK+ CK+ BA3P
50 93 BA5
3 CLK- CK- BA3N
52
VDVI REXT RB0 RB[0..5]
R403 390 1/16W 16
NC/RB1P RB1 RB[0..5] 5
VCC3.3 17
NC/RB1N 22 RB2 VAA2 FB404 VPLL
R401 R402 NC/RB2P 23 RB3
66 NC/RB2N 24 RB4
Direct Bus NC 4.7K REFP NC/RB3P 2 VAA2
C401 25 RB5 600 OHM
R402 NC/RB3N
3-WIRE 4.7K NC GB[0..5]
0.1uF 67 8 GB0 C422 +
4.7K 1/16W REFM NC/GB1P GB1 GB[0..5] 5
9 10uF/16V
VCC5V NC/GB1N 12 GB2
NC/GB2P 13 GB3 C423
6 NC/GB2N 14 GB4 0.1uF
BUS TYPE NC/GB3P 15 GB5
R407 R405 R404 R406 NC/GB3N
R401 6 CSZ 69
10K 10K
1/16W 1/16W 1/16W 1/16W
10K 10K 71 CSZ 118 PB0
NC 6 SCL
70 SCL LVB3P/CLKAP 119 PB1 PB[0..9]
6 SDA SDA LVB3M/CLKAN PB[0..9] 5
32 120 PB2 VAA3 FB405 VDVI
6 HWRESET HWRESETZ LVBCKMP/NC/CLKBP
72 121 PB3
6 INT INT LVBCKP/NC/CLKBN PB4
122
LVB2P/NC PB5 2 VAA3
30 123 600 OHM
6 AD0 AD0 LVB2M/NC PB6
77 124
6 AD1 AD1 LVB1P/NC/BB1P PB7
78 125 C424 +
6 AD2 AD2 LVB1M/NC/BB1N PB8
31 128 10uF/16V
6 AD3 AD3 LVB0P/NC/BB2P PB9
1
VCC5V 73 LVB0M/NC/BB2N 4 BB0 C425C426
2 AdjBACKLITE PWM0 NC/BB3P BB1 BB[0..1]
74 5 0.1uF
0.1uF
PWM1 NC/BB3N BB[0..1] 5
R410 4.7K 1/16W
R408 C402 22pF 33 75 ESP
XIN NC/ESP ESP 5
1K 1/16W 76 OSP
OSP OSP 5
X401
VAA4 FB406 VDPLL
3
14.318MHz
1 34 83 GPO0 GPO[0..4]
XOUT GPO0 GPO1 GPO[0..4] 5 2 VAA4
C403 22pF 82 600 OHM
PMBS3904 GPO1 81 GPO2
Q401 C404 0.1uF 3 GPO2 80 GPO3 C427 +
2
2 BYPASS GPO3 79 GPO4 10uF/16V
R409 AVSS_LPLL GPO4
AVSS_MPLL
AVSS_PLL
AVSS_DVI
AVSS_DVI
AVSS_DVI
10K 1/16W C428
7 VOLUME
0.1uF
GNDC
GNDC
116 GNDC
GNDC
GNDP
GNDP
GNDP
GNDP
GNDP
GNDP
GNDP
AVSS
AVSS
AVSS
C430 C429
105
115