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MG101_x000D_
<, div> (serv.man2) - Sony Car Audio Service Manual (repair manual). Page 10

< / div> (serv.man2) Service Manual Page 10" />
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< / div> (serv.man2) Service Manual online

(1) SYSTEM CONTROLLER(IC5006) checks AMP circuit temperature by 
thermistor(TH200). If temperature is high, SYSTEM 
CONTROLLER(IC5006) send the status to MPU(IC101) and “AMP 
PROTECTOR” is displayed on LCD. 
(2) “AMP PROTECTOR” is shown on LCD when DC DETECT circuit detects 
abnormal current in speaker signal line. (Shortage of speaker line, etc.)
(3) HDD equips self-check function of temperature inside. If HDD temperature is 
too high the condition is detected and sent to MPU(IC101) Then “HDD
too high, the condition is detected and sent to MPU(IC101). Then,  HDD 
PROTECTOR” is displayed on LCD. 
(4) MPU(IC101) equips self-check function of temperature inside. If MPU 
temperature is too high, “CPU PROTECTOR” is displayed on LCD.
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