Akai LTA-26C904 Service Manual page 31

(3) Pin level schedule for Voltage regulators on mainboard
Position Component model
number
U18、U22 AZ1117H-1.8TRE1
U19、U24 AZ1117H-3.3TRE1
U20 AZ1084S-3.3TRE1
U21 AZ1084S-1.8TRE1
U23 AZ78L08ZTR-E1
(4) Pin sequence of power cord of power panel
Position Pin
number
1
2,3
4,5
CON1
6
7,8
9,10
1,2
3,4,5,6
CON2
7,8
1,2,3
CON3
4,5,6
4. Position and definition of the main components and sockets on mainboard
Pin 1(V)
GND
GND
GND
GND
12V
Pin definition
ON/OFF
GND
5V
5Vstb
GND
12V
12VA
GND
24Vio
GND
24VI
Pin 2(V)
1.8V
3.3V
3.3V
1.8V
GND
Pin function discription
L：OFF ；H：ON
GND
+5V/4A
+5V/1A
GND
+12V/1A
+12V/2A
GND
+24V/1A
GND
+24V/4A
Pin 3(V)
3.3V
5V
5V
3.3V
8V
30