Pioneer PRO-111FD - Diagnosis of Sd (Shutdown)

76
PDP-5020FD
1
2 3 4
A
B
C
D
E
F
1
2 3 4
5.4 DIAGNOSIS OF SD (SHUTDOWN)
MAIN ASSY
IO ASSY
8
8
8
8
5
5
97
8
8
15
12
11
10
12
12
TH7891
Temp. sensor
External
FAN
TEMP2
RXD_ARIA
TXD_ARIA
IC8201
MSP
I03
M13
M12
IC7003
EMMA2_UCOM
TXD_MD
RXD_MD
A_NG_B
RST4
RST2
IC8401
D-Amp
I04
IC4702
VDEC
SCL_AV
SDA_AV
SCL_AV5
SDA_AV5
SCL_MA
SDA_MA
IC4801
ADC
IC4901
HDMI_RX
IC7004
EEPROM
IC8001
AV SW
IC8101
RGB SW
SCL_MB
SDA_MB
IC6811
IF_UCOM
TXD_IF
RXD_IF
CLK_IF
BUSY_IF
CE_IF
REQ_IF
OTW
ANT_POW_DE
IC5301
MPX
U5301
AD-FE
IC5501
MN884350
IC6001
BCM7404
TXD_DT
RXD_DT
FAN NG2
M5
2 =>1
SW
5V ⇔ 3.3V
Converter
[1] BLOCK DIAGRAM OF THE SHUTDOWN SIGNAL