2-5. LE-388 Board.................................................................................................................2-5
2-6. TRIAX Assembly.............................................................................................................2-6
2-7. DM-151 Board................................................................................................................2-7
2-8. DRX-13 Board/AT-189C Board.............................................................................................2-11
2-9. DTX-13 Board/ENC-149 Board.............................................................................................2-13
2-10. MB-1202 Board..............................................................................................................2-18
2-11. Optical Multi Cable Assembly (F)...........................................................................................2-19
2-12. Optical Multi Cable Assembly (M)..........................................................................................2-22
2-13. Power Block Assembly (D00)...............................................................................................2-25
2-14. DC Fan (Power)..............................................................................................................2-26
3. Electrical Alignment
3-1. Preparation....................................................................................................................3-1
3-1-1. Equipment and Tools...................................................................................................3-1
3-1-2. Notes on Adjustments..................................................................................................3-1
3-1-3. Connection..............................................................................................................3-1
3-2. TRIAX Transmission System Adjustment....................................................................................3-2
3-2-1. Tone Detection Frequency Adjustment................................................................................3-2
3-2-2. 1.4-MHz Demodulation Circuit Adjustment...........................................................................3-2
3-2-3. 1.0-MHz Modulation Circuit Adjustment..............................................................................3-3
4. Spare Parts
4-1. Note on Repair Parts..........................................................................................................4-1
4-2. Exploded Views...............................................................................................................4-2
4-3. Electrical Parts List............................................................................................................4-7
4-4. Supplied Accessories........................................................................................................4-61
5. Block Diagrams
Overall..................................................................................................................................5-1
6. Schematic Diagrams
AT-189C................................................................................................................................6-1
DM-151.................................................................................................................................6-5
DRX-13...............................................................................................................................6-17
DTX-13................................................................................................................................6-30
ENC-149..............................................................................................................................6-51
LE-388.................................................................................................................................6-53
MB-1202..............................................................................................................................6-54
PS-778D00............................................................................................................................6-56
RE-274................................................................................................................................6-59
Frame Wiring..........................................................................................................................6-62
HDFX200
2