AP5C/P Motherboard Settings and Configuration

ACER, INC.

AP5C/P

Processor
Pentium
Processor Speed
75/90/100/120/133/150/166MHz
Chip Set
Intel
Video Chip Set
None
Maximum Onboard Memory
128MB (EDO supported)
Maximum Video Memory
None
Cache
256/512KB
BIOS
AMI
Dimensions
330mm x 220mm
I/O Options
32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), cache slot
NPU Options
None

CONNECTIONS
Purpose
Location
Purpose
Location
Parallel port
CN1
Chassis fan power
CN14
Serial port 1
CN2
Power LED & keylock
CN15 pins 1 - 5
Serial port 2
CN3
Speaker
CN15 pins 7 - 10
Floppy drive interface
CN4
Turbo/green PC LED
CN15 pins 12 - 13
IDE interface 1
CN5
Green PC connector
CN15 pins 15 - 17
IDE interface 2
CN6
Reset switch
CN15 pins 19 & 20
PS/2 mouse port
CN7
32-bit PCI slots
PC1 - PC4
IDE interface LED
CN8
Cache slot
SL1
Chassis fan power
CN13

Note: If connector for CN8 is 12-pin, connect red wire to pin 11.

USER CONFIGURABLE SETTINGS
Function
Label
Position

On board I/O controller enabled
JP3
Pins 1 & 2 closed

On board I/O controller disabled
JP3
Pins 2 & 3 closed

PS/2 mouse enabled
JP4
Closed

PS/2 mouse disabled
JP4
Open
»
Flash BIOS voltage select 5v
JP9
Pins 1 & 2 closed

Flash BIOS voltage select 12v
JP9
Pins 2 & 3 closed

Jumper information unidentified
JP10
Unidentified
»
CMOS memory normal operation
JP12
Pins 1 & 2 closed

CMOS memory clear
JP12
Pins 2 & 3 closed

DRAM CONFIGURATION
Size
Bank 0
Bank 1
8MB
(2) 1M x 36
None
16MB
(2) 2M x 36
None
16MB
(2) 1M x 36
(2) 1M x 36
24MB
(2) 2M x 36
(2) 1M x 36
32MB
(2) 4M x 36
None
32MB
(2) 2M x 36
(2) 2M x 36
40MB
(2) 4M x 36
(2) 1M x 36
48MB
(2) 4M x 36
(2) 2M x 36
64MB
(2) 8M x 36
None
64MB
(2) 4M x 36
(2) 4M x 36
72MB
(2) 8M x 36
(2) 1M x 36
80MB
(2) 8M x 36
(2) 2M x 36
96MB
(2) 8M x 36
(2) 4M x 36
128MB
(2) 8M x 36
(2) 8M x 36
Note: Board also accepts x 32 SIMMs.

CACHE CONFIGURATION
Size
Bank 0
Bank 1
TAG
SL1
256KB (A)
(4) 32K x 8
(4) 32K x 8
(1) 16K/32K x 8
Not installed
256KB (B)
None
None
None
Installed
512KB
(4) 64K x 8
(4) 64K x 8
(1) 16K/32K x 8
Not installed

CACHE JUMPER CONFIGURATION
Size
JP7
256KB (A)
Pins 1 & 2 closed
256KB (B)
Pins 1 & 2 closed
512KB
Pins 2 & 3 closed

CPU SPEED SELECTION
Speed
JP5
JP6
JP8
75MHz
Pins 1 & 2 closed
Pins 1 & 2, 3 & 4 closed
Pins 1 & 2, 3 & 4 closed
90MHz
Pins 2 & 3 closed
Pins 1 & 2 closed
Pins 1 & 2, 3 & 4 closed
100MHz
Pins 2 & 3 closed
Pins 3 & 4 closed
Pins 1 & 2, 3 & 4 closed
120MHz
Pins 2 & 3 closed
Pins 1 & 2 closed
Pins 3 & 4, 5 & 6 closed
133MHz
Pins 2 & 3 closed
Pins 3 & 4 closed
Pins 3 & 4, 5 & 6 closed
150MHz
Pins 2 & 3 closed
Pins 1 & 2 closed
Pins 5 & 6, 7 & 8 closed
166MHz
Pins 2 & 3 closed
Pins 3 & 4 closed
Pins 5 & 6, 7 & 8 closed

DMA CHANNEL SELECTION
Channel
JP1
JP2
1
Pins 2 & 3 closed
Pins 2 & 3 closed
3
Pins 1 & 2 closed
Pins 1 & 2 closed

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AP5C/P Motherboard Settings and Configuration

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Processor	Pentium
Processor Speed	75/90/100/120/133/150/166MHz
Chip Set	Intel
Video Chip Set	None
Maximum Onboard Memory	128MB (EDO supported)
Maximum Video Memory	None
Cache	256/512KB
BIOS	AMI
Dimensions	330mm x 220mm
I/O Options	32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), cache slot
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
Parallel port	CN1	Chassis fan power	CN14
Serial port 1	CN2	Power LED & keylock	CN15 pins 1 - 5
Serial port 2	CN3	Speaker	CN15 pins 7 - 10
Floppy drive interface	CN4	Turbo/green PC LED	CN15 pins 12 - 13
IDE interface 1	CN5	Green PC connector	CN15 pins 15 - 17
IDE interface 2	CN6	Reset switch	CN15 pins 19 & 20
PS/2 mouse port	CN7	32-bit PCI slots	PC1 - PC4
IDE interface LED	CN8	Cache slot	SL1
Chassis fan power	CN13
Note: If connector for CN8 is 12-pin, connect red wire to pin 11.

USER CONFIGURABLE SETTINGS
Function		Label	Position
	On board I/O controller enabled	JP3	Pins 1 & 2 closed
	On board I/O controller disabled	JP3	Pins 2 & 3 closed
	PS/2 mouse enabled	JP4	Closed
	PS/2 mouse disabled	JP4	Open
»	Flash BIOS voltage select 5v	JP9	Pins 1 & 2 closed
	Flash BIOS voltage select 12v	JP9	Pins 2 & 3 closed
	Jumper information unidentified	JP10	Unidentified
»	CMOS memory normal operation	JP12	Pins 1 & 2 closed
	CMOS memory clear	JP12	Pins 2 & 3 closed

DRAM CONFIGURATION
Size	Bank 0	Bank 1
8MB	(2) 1M x 36	None
16MB	(2) 2M x 36	None
16MB	(2) 1M x 36	(2) 1M x 36
24MB	(2) 2M x 36	(2) 1M x 36
32MB	(2) 4M x 36	None
32MB	(2) 2M x 36	(2) 2M x 36
40MB	(2) 4M x 36	(2) 1M x 36
48MB	(2) 4M x 36	(2) 2M x 36
64MB	(2) 8M x 36	None
64MB	(2) 4M x 36	(2) 4M x 36
72MB	(2) 8M x 36	(2) 1M x 36
80MB	(2) 8M x 36	(2) 2M x 36
96MB	(2) 8M x 36	(2) 4M x 36
128MB	(2) 8M x 36	(2) 8M x 36
Note: Board also accepts x 32 SIMMs.

CACHE CONFIGURATION
Size	Bank 0	Bank 1	TAG	SL1
256KB (A)	(4) 32K x 8	(4) 32K x 8	(1) 16K/32K x 8	Not installed
256KB (B)	None	None	None	Installed
512KB	(4) 64K x 8	(4) 64K x 8	(1) 16K/32K x 8	Not installed

CACHE JUMPER CONFIGURATION
Size	JP7
256KB (A)	Pins 1 & 2 closed
256KB (B)	Pins 1 & 2 closed
512KB	Pins 2 & 3 closed

CPU SPEED SELECTION
Speed	JP5	JP6	JP8
75MHz	Pins 1 & 2 closed	Pins 1 & 2, 3 & 4 closed	Pins 1 & 2, 3 & 4 closed
90MHz	Pins 2 & 3 closed	Pins 1 & 2 closed	Pins 1 & 2, 3 & 4 closed
100MHz	Pins 2 & 3 closed	Pins 3 & 4 closed	Pins 1 & 2, 3 & 4 closed
120MHz	Pins 2 & 3 closed	Pins 1 & 2 closed	Pins 3 & 4, 5 & 6 closed
133MHz	Pins 2 & 3 closed	Pins 3 & 4 closed	Pins 3 & 4, 5 & 6 closed
150MHz	Pins 2 & 3 closed	Pins 1 & 2 closed	Pins 5 & 6, 7 & 8 closed
166MHz	Pins 2 & 3 closed	Pins 3 & 4 closed	Pins 5 & 6, 7 & 8 closed

DMA CHANNEL SELECTION
Channel	JP1	JP2
1	Pins 2 & 3 closed	Pins 2 & 3 closed
3	Pins 1 & 2 closed	Pins 1 & 2 closed