Akai LT-32Q5LFH Service Manual page 54

Pin No. Pin Name
PSSDIP PMQFP-2
88-pin 144-pin
85 124 SPEAKERL
86 125 VREFAU
87 126 VSUP8.0AU
88 127 GND
71 P37 /
656IO7
72 P36 /
656IO6
73 P35 /
656IO5
74 P34 /
656IO4
75 P33 /
656IO3
76 GNDEIO
77 VSUP3.3EIO
78 P32 /
656IO2
79 P31 /
656IO1
80 P30 /
656IO0
81 P26 /
656VIO
82 P25 /
656HIO
83 P24 /
656CLKIO
31 ADB19
21 ADB18
19 ADB17
22 ADB16
23 ADB15
18 ADB14
17 ADB13
26 ADB12
14 ADB11
CIRCUIT DESCRIPTIONS
Type Connection
(If not used)
OUT LV
OBL
SUPPLY OBL
SUPPLY OBL
IN/OUT LV
IN/OUT LV
IN/OUT LV
IN/OUT LV
IN/OUT LV
SUPPLY OBL
SUPPLY OBL
IN/OUT LV
IN/OUT LV
IN/OUT LV
IN/OUT LV
IN/OUT LV
IN/OUT LV
OUT LV
OUT LV
OUT LV
OUT LV
OUT LV
OUT LV
OUT LV
OUT LV
OUT LV
Short Description
Analog Loudspeaker Output, Left
Reference Voltage, Audio
Supply Voltage Analog Audio, 8.0 V
Ground Platform
Port 3, Bit 7 Input/Output
Digital 656 Bus 7 Input/Output
Port 3, Bit 6 Input/Output
Digital 656 Bus 6 Input/Output
Port 3, Bit 5 Input/Output
Digital 656 Bus 5 Input/Output
Port 3, Bit 4 Input/Output
Digital 656 Bus 4 Input/Output
Port 3, Bit 3 Input/Output
Digital 656 Bus 3 Input/Output
Ground Extended I/O Ports
Supply Voltage Extended I/O Ports, 3.3 V
Port 3, Bit 2 Input/Output
Digital 656 Bus 2 Input/Output
Port 3, Bit 1 Input/Output
Digital 656 Bus 1 Input/Output
Port 3, Bit 0 Input/Output
Digital 656 Bus 0 Input/Output
Port 2, Bit 6 Input/Output
Digital 656 Vsync Input/Output
Port 2, Bit 5 Input/Output
Digital 656 Hsync Input/Output
Port 2, Bit 4 Input/Output
Digital 656 Clock Input/Output
Address Bus 19 Output
Address Bus 18 Output
Address Bus 17 Output
Address Bus 16 Output
Address Bus 15 Output
Address Bus 14 Output
Address Bus 13 Output
Address Bus 12 Output
Address Bus 11 Output