Service manual

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