Pioneer PDP-5020FD Service Manual page 77

5
Note : The figures 1 to f indicate the number of times the Blue
LED flashes when shut-down occurs in the corresponding
route.
7
IC6501
MULTI_LSI
6
V+3_3V_D3
V+3_4V_ACT2
13
IC7002
AND-Gate
V+3_4V_D
13
IC7002
AND-Gate
V+6_5V
V+12V
5
6
DIGITAL ASSY
IC3301
SQ_LSI
STOP_SQ
IC3607
MONO
MULTI
M12
D11
V+5_1V
IC3901
SENSOR
PANEL SENSOR ASSY
PDP-5020FD
6
7
IC3601
MODULE_UCOM
(MDU)
1
TXD_SQ
RXD_SQ
PSIZE
CLK_SQ
CE_SQ
BUSY_SQ
PLANT
RST_SQ
1
SQ_NON
RXD_MD
TXD_MD
RST2
DAC_DIN
DAC_DOUT
DAC_CLK
4
E_SCL
TEMP1
E_SDA
D24
SE1
IC3902
BACKUP
EEPROM
7
8
A
X DRIVE
ASSY
R1019
Identification
resistor
X1
B
D22
1
1
R3628
Identification
resistor
C
V+6_5V
FU3801
5A_FUSE
IC3801
DDC
3
IC3805
3.3V_RST_IC
2
D
IC3605
DAC
IC3602
DIG
EEPROM
1
2
E
BUS
I2C
UART
F
3-wire serial
Status notice line
77
8