Protection Diagram - Denon AVR-X4200W Service Manual

PROTECTION DIAGRAM
TR_THERMAL
FL
ASO
DC
TR_THERMAL
FR
ASO
DC
TR_THERMAL
C
ASO
DC
TR_THERMAL
SL
ASO
DC
TR_THERMAL
SR
ASO
DC
TR_THERMAL
SBL
ASO
DC
TR_THERMAL
SBR
ASO
DC
HEATSINK_THERMAL
HEATSINK_THERMAL
PAMP PCB DIGITAL PCB
BN710 CN704
DC_DET2 DC_DET2
DC_DET1 DC_DET1
ASO_DET ASO_DET
THERMAL_DETA THERMAL_DETA
THERMAL_DETE THERMAL_DETE
THERMAL_DETF
THERMAL_DETF
CURRENT DETECT PART
24
uCOM
PROTECTION LOGIC
DC ⇒ L_activeshutdown
ASO ⇒ L_activeshutdown
THER PROTF ⇒ L_activeshutdown
THER PROTA ⇒ L_activeshutdown
CURRENT (After 90sec )
Over 1.0V & Low B & THERMAL E = Low ⇒ shutdown
Over 2.0V ⇒ shutdown
CPU LEVEL CHG PART
SPEAKER PCB FRONT CNT PCB
CN25D 15pin BN25D 15pin CN25A 9pin
CURRENT DET CURRENT DET CURRENT DET
DC/ASO PROT 125pin/AN105
THER_PROT_E 161pin/P91
THER_PROT_F 163pin/P90
THER_PROT_A 159pin/P93
CURRENT_DET 166pin/AN006
BN25A 9pin
CURRENT DET