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MANUAL
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service
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AB
====================================================================================================================================
QUANTITY REQUIRED
DWG.NO. 454A79
REV. 1A
C NO.
PART NO.
DESCRIPTION
SPECIFICATION
------------------ --------------------------------------
30
001
REMARKS
- ---- ----------- ------------------------ ------------------------------ --- --- --- --- --- ----- ----- ----- ----- ----- -----
# 454A7930001 PCBA KEY/B
VT-901 LAM999F
1A
1 BC5G2093000 LED
LYG2093 YEL/GRN 3D 3P
1
-
-
-
- D1
2 CF150021100 VR RES
1/100W 50KB EVUTV6B28C54
1
-
-
-
- VR1
3 DA1M999V110 PCB
CM999 VT-901 REV1
1
-
-
-
- ZZZ
4 DC030040000 WAFER CONN
ACES 87502-0200 2P P2.25
2
-
-
-
- J3
J4
5 DC03E000500 WAFER CONN.
E&T 96113-1013 10P P1.25
1
-
-
-
- J6
6 DC03E001000 WAFER CONN.
E&T 96113-1113 11P P1.25
1
-
-
-
- J1
7 DC230201307 CONNECTOR
SC SCJ-0348-C 3.65D
1
-
-
-
- J2
8 DE611000607 SWITCH
PT-002-B2
5
-
-
-
- S1
S2
S3
S4
S5
9 XX0900T2119 JUMPER WIRE
D=0.6MM P5.0
1
-
-
-
- W3
10 XX0900T2135 JUMPER WIRE
D=0.6MM P10
2
-
-
-
- W1
W2
End of Report
Summary of Contents for AL922
Page 21: ...21 3 3 BLOCK DIAGRAM ...
Page 31: ...31 7 TROUBLESHOOTING 7 1 Main Procedure ...
Page 32: ...32 7 1 1 Power Circuit Troubleshooting ...
Page 33: ...33 7 1 2 Backlights Troubleshooting ...
Page 34: ...34 7 1 3 Performance Troubleshooting ...
Page 35: ...35 7 1 4 Function Troubleshooting ...
Page 38: ...38 Back Cover Cable Cover Gap 0 8 mm B 1 2 mm Base Cover Neck Cover Gap 0 8 mm C 1 2 mm ...
Page 42: ...42 WAVESHAPE ...
Page 48: ...48 APPENDIX A PARTS LISTS ...
Page 50: ...50 A 4 461A7830011 Firmware Ctrl Board VL 901 ...
Page 53: ...53 APPENDIX B DISPLAY UNIT ASSEMBLY ...