Chapter 4 MAINTENANCE
4.6 TROUBLE SHOOTING
4-28
4.6.3 CIRCUIT BLOCK TO BE REPAIRED
Table 4.6-3 Circuit Block to be Repaired
JMA-2353
Location Circuit Block Type Remarks
Scanner Motor 7BDRD0052*
Scanner
Compound Modulator
Circuit
CME-385
Scanner Receiver Unit NRG-239 Including CAE-548
Display Unit Processing circuit CDC-1346BS
Display Unit I/F circuit CMH-2353
Display Unit Power supply circuit CBD-1596 Including CRT monitor
Display Unit Operation circuit CCK-872
Display Unit Operation circuit CCK-1041
Display Unit Fuse
ULTSC6.3AN1 (DC12V)
ULTSC3.15AN1 (DC24V)
F1
"*" means revision, such as A, B and so on.
JMA-2354
Location Circuit Block Type Remarks
Scanner Motor CBP-218 DC brushless motor
Scanner
Compound Modulator
Circuit
CME-386 Excluding Magnetron
Scanner Receiver Unit NRG-239 Including CAE-548
Display Unit Processing circuit CDC-1346BS
Display Unit I/F circuit CMH-2353
Display Unit Power supply circuit CBD-1596 Including CRT monitor
Display Unit Operation circuit CCK-872
Display Unit Operation circuit CCK-1041
Display Unit Fuse
ULTSC6.3AN1 (DC12V)
ULTSC3.15AN1 (DC24V)
F1