74
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==================
QUANTITY REQUIRED DWG.NO. 451AA0
REV. 0B
C NO. PART NO. DESCRIPTION SPECIFICATION ------------------ --------------------------------------
30
001 REMARKS
- ---- ----------- ------------------------ ------------------------------ --- --- --- --- --- ----- ----- ----- ----- ----- -----
# 431AA030001 SMT CTRL/B VL-903 LAM939F
1 DA4M939V002 PCB AM939 VL-903 REV0B 1 - - - - ZZZ
* 2 SA001310000 S IC PW131 PQFP-208 ZOOM SCALER 1 - - - - U7
3 SA010840210 SM IC AIC 1084-33CM TO263 REG 3.3V 1 - - - - U14
4 SA011170210 S IC APL1117-1.8V SOT223 1 - - - - U18
5 SA011170300 S IC APL1117-33VC-TR SOT-223 3.3V
1 - - - - U17
6 SA023140000 S IC PT2314 SOP28 AUDIO DECODER 1 - - - - U201
7 SA024160008 SM IC EE 16K SO-8 C
1 - - - - U6
8 SA024210300 SM IC EE 128X8 SOP-8 24LC21A 2 - - - - U1 U2
9 SA048380000 SM IC LM4838 TSSOP-28 AUDIO 1 - - - - U19
10 SA058850000 S IC APL5885-1.8V SOT89 1 - - - - U16
11 SA071140000 S IC SAA7114H LQFP-100 VIDEO DECODE 1 - - - - U4
12 SA071810000 S IC NT7181F TSSOP-56L LVDS 2 - - - - U12 U13
13 SA074140400 SM IC SN74LVC14 SOP-14 INV. 1 - - - - U3
14 SA298000000 S IC MBM29LV800BA-90PFTN FLASH FUJI 1 - - - - U5
* 15 SA742730204 SM IC SN74HCT273PW TSSOP20 Q-SW 1 - - - - U9
16 SA745410100 S IC LVC74541 TSSOP-20 1 - - - - U10
* 17 SB0390400T5 SM TRANSISTOR MMBT3904 (S0T-23) 3 - - - - Q4 Q6 Q7
18 SB3241100T8 SM TRANSISTOR 2SC2411K (SOT-23) 1 - - - - Q3
19 SBX94350109 SM TRANSISTOR SI9435 (SO-8) 2 - - - - U11 U15
20 SC1LC208000 S DIO DALC208SC6 SOT23-6L ESD 1 - - - - ZD1
21 SC4LZ56B0T5 SM ZENER DIODE RLZ5.6B (LL-34) 6 - - - - D2 D3 D5 D6 D7 D8
22 SC4LZ91B000 S ZEN DIO RLZ9.1B LL-34 1 - - - - D201
23 SC6BAV70000 S DIO ROW BAV70 3P C/C SOT-23 2 - - - - D1 D4
* 24 SD0010000T4 CHIP RES. 1/8W 0 +5% 1206 11 - - - - R102 R104 R107 R120 R121 R152
R39 R50 R70 R72 R88
* 25 SD0011000T9 CHIP RES. 1/8W 100 +-5% 1206 1 - - - - R209
* 26 SD0014700T1 CHIP RES. 1/8W 470 +-5% 1206 S7 1 - - - - R74
* 27 SD0130000T4 CHIP RES. 1/16W 0 +5% 0603 10 - - - - R102 R104 R107 R120 R121 R39
R50 R70 R72 R88
* 28 SD0131000T9 CHIP RES. 1/16W 100 +-5% 0603 S9 8 - - - - R201 R202 R21 R22 R25 R26
R37 R78
29 SD0131002T3 CHIP RES. 1/16W 10K +-5% 0603 S9 16 - - - - R1 R106 R33 R36 R38 R4
R41 R49 R63 R64 R65 R66
R67 R68 R87 R9
30 SD0131003T1 CHIP RES. 1/16W 100K +-5% 0603 S9 1 - - - - R103
31 SD013150401 CHIP RES. 1/16W 1.5M +-5% 0603 S9 1 - - - - R54
32 SD013180A09 CHIP RES. 1/16W 18 +-5% 0603 4 - - - - R27 R31 R34 R77
33 SD0132002T8 CHIP RES. 1/16W 20K +-5% 0603 S9 5 - - - - R108 R154 R89 R93 R97
34 SD0132201T1 CHIP RES. 1/16W 2.2K +-5% 0603 S9 7 - - - - R203 R204 R205 R206 R23 R24
R76
Summary of Contents for AL1931
Page 27: ...26 3 3 BLOCK DIAGRAM ...
Page 34: ...33 5 TROUBLESHOOTING 5 1 Main Procedure ...
Page 35: ...34 5 1 1 Power Circuit Troubleshooting ...
Page 36: ...35 5 1 2 Backlights Troubleshooting ...
Page 37: ...36 5 1 3 Performance Troubleshooting ...
Page 38: ...37 5 1 4 Function Troubleshooting ...
Page 44: ...43 WAVESHAPE ...
Page 50: ...49 APPENDIX A PARTS LISTS ...
Page 51: ...50 A FRU Board A 1 454AA030001 PCBA Key Board VK 903 ...
Page 52: ...51 A 2 461AA030001 Firmware CTRL Board VL 903 ...
Page 53: ...52 A 3 455AA030001 PCBA D D INV Board Vp 903 ...
Page 54: ...53 Appendix B DISPLAY Assembly ...
Page 55: ...54 ...
Page 58: ...57 ...
Page 60: ...60 Appendix C PCBA Assembly ...
Page 61: ...61 ...
Page 63: ...63 ...
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