28
5.3
Connector locations
5.3.1
Connector type
J2
J1
J3
J4
J5
CM999-E04
Location
Type
Maker
Number of pins
JN2, JN3,
SM02 (8.0)B-BHS
ST
2
JN4, JN5
JN1 85205-1200
E&T 12
5.3.2
Connector pin assignment
5.3.2.1
J2,J3,J4,J5
Pin NO.
Signal
Comment
1
HV
High voltage for lamp
3
LV
Low voltage (common)
5.3.2.2
JN1
Pin NO.
Signal
Comment
1, 2, 3,4
BP+
+12V
7
BLT_ON
Back-light ON/OFF control, high active (3.3V)
5, 6, 10, 11, 12 GND
8 +5VS +5VS
9
BRITE
BRITE Brightness (0-3.3V) control from I/F
3.3 V for max. brightness (for Fujitsu model)
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 ...