PTM-1261C/1661C Motherboard Settings and Configuration

DTK COMPUTER, INC.

PTM-1261C/1661C

Processor
80286
Processor Speed
12/16MHz
Chip Set
C & T
Max. Onboard DRAM
5MB
Cache
None
BIOS
DTK
Dimensions
333mm x 222mm
I/O Options
Floppy drive interface, game port, IDE interface, parallel port, PS/2 mouse interface, serial ports (2)
NPU Options
80287

CONNECTIONS
Purpose
Location
Purpose
Location
Power LED & keylock
J1
External battery
J9
Turbo LED
J2
Serial port 2
J10
Reset switch
J3
Serial port 1
J11
Turbo switch
J4
Parallel port
J12
IDE interface
J5
PS/2 mouse interface
J13
Floppy drive interface
J6
IDE interface LED
W12
Game port
J7

USER CONFIGURABLE SETTINGS
Function
Jumper
Position
»
IDE type select new standard
W11
pins 2 & 3 closed

IDE type select original standard (i.e., CP-342)
W11
pins 1 & 2 closed
»
Floppy drive interface (J6) enabled
W14
Closed

Floppy drive interface (J6) disabled
W14
Open
»
IDE interface enabled
W21
Closed

IDE interface disabled
W21
Open
»
Game port enabled
W22
Closed

Game port disabled
W22
Open
»
Monitor type select monochrome
W23
Open

Monitor type select color
W23
Closed
»
Battery select internal
W24
pins 2 & 3 closed

Battery select external
W24
pins 1 & 2 closed
»
Power good signal detect from power supply
W25
pins 2 & 3 closed

Power good signal detect from board
W25
pins 1 & 2 closed

DRAM CONFIGURATION
Size
Bank 0
P-0
Bank 1
P-1
Bank 2
Bank 3
512KB
(4) 44256
(2) 41256
NONE
NONE
NONE
NONE
640KB
(4) 44256
(2) 41256
(2) 64K x 9
NONE
NONE
NONE
1MB
(4) 44256
(2) 41256
(4) 44256
(2) 41256
NONE
NONE
1.5MB
(4) 44256
(2) 41256
(4) 44256
(2) 41256
(2) 256K x 9
NONE
2MB
(4) 44256
(2) 41256
(4) 44256
(2) 41256
(2) 256K x 9
(2) 256K x 9
2MB
NONE
NONE
NONE
NONE
(2) 1M x 9
NONE
3MB
(4) 44256
(2) 41256
(4) 44256
(2) 41256
(2) 1M x 9
NONE
4MB
NONE
NONE
NONE
NONE
(2) 1M x 9
(2) 1M x 9
5MB
(4) 44256
(2) 41256
(4) 44256
(2) 41256
(2) 1M x 9
(2) 1M x 9

DRAM JUMPER CONFIGURATION
Size
W1
W2
W3
W4
W5
W6
512KB
1 & 2
1 & 2
1 & 2
1 & 2
1 & 2
1 & 2
640KB
1 & 2
1 & 2
1 & 2
1 & 2
1 & 2
1 & 2
1MB
1 & 2
1 & 2
1 & 2
1 & 2
1 & 2
1 & 2
1.5MB
2 & 3
2 & 3
2 & 3
2 & 3
2 & 3
2 & 3
2MB
2 & 3
2 & 3
2 & 3
2 & 3
2 & 3
2 & 3
2MB
1 & 2
1 & 2
1 & 2
1 & 2
1 & 2
1 & 2
3MB
2 & 3
2 & 3
2 & 3
2 & 3
2 & 3
2 & 3
4MB
1 & 2
1 & 2
1 & 2
1 & 2
1 & 2
1 & 2
5MB
2 & 3
2 & 3
2 & 3
2 & 3
2 & 3
2 & 3
Notes:Pins designated should be in the closed position.

PARALLEL PORT CONFIGURATION
Setting
W13
W19
W20
LPT1
pins 1 & 2 closed
Closed
Closed
LPT2
pins 2 & 3 closed
Open
Open
Disabled
N/A
Open
Closed
Disabled
N/A
Closed
Open

SERIAL PORT 1 CONFIGURATION
Setting
W13
W15
W16
COM1
pins 1 & 2 closed
Closed
Closed
COM3
pins 2 & 3 closed
Open
Open
Disabled
N/A
Open
Closed
Disabled
N/A
Closed
Open

SERIAL PORT 2 CONFIGURATION
Setting
W13
W17
W18
COM2
pins 1 & 2 closed
Closed
Closed
COM4
pins 2 & 3 closed
Open
Open
Disabled
N/A
Open
Closed
Disabled
N/A
Closed
Open

Headaches Begone! A Systemic Approach To Healing Your Headaches

Don't Let Your Bike Seat Ruin Your Sex Life Book

PTM-1261C/1661C Motherboard Settings and Configuration

Search

My Books

Discover

Processor	80286
Processor Speed	12/16MHz
Chip Set	C & T
Max. Onboard DRAM	5MB
Cache	None
BIOS	DTK
Dimensions	333mm x 222mm
I/O Options	Floppy drive interface, game port, IDE interface, parallel port, PS/2 mouse interface, serial ports (2)
NPU Options	80287

CONNECTIONS
Purpose	Location	Purpose	Location
Power LED & keylock	J1	External battery	J9
Turbo LED	J2	Serial port 2	J10
Reset switch	J3	Serial port 1	J11
Turbo switch	J4	Parallel port	J12
IDE interface	J5	PS/2 mouse interface	J13
Floppy drive interface	J6	IDE interface LED	W12
Game port	J7

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	IDE type select new standard	W11	pins 2 & 3 closed
	IDE type select original standard (i.e., CP-342)	W11	pins 1 & 2 closed
»	Floppy drive interface (J6) enabled	W14	Closed
	Floppy drive interface (J6) disabled	W14	Open
»	IDE interface enabled	W21	Closed
	IDE interface disabled	W21	Open
»	Game port enabled	W22	Closed
	Game port disabled	W22	Open
»	Monitor type select monochrome	W23	Open
	Monitor type select color	W23	Closed
»	Battery select internal	W24	pins 2 & 3 closed
	Battery select external	W24	pins 1 & 2 closed
»	Power good signal detect from power supply	W25	pins 2 & 3 closed
	Power good signal detect from board	W25	pins 1 & 2 closed

DRAM CONFIGURATION
Size	Bank 0	P-0	Bank 1	P-1	Bank 2	Bank 3
512KB	(4) 44256	(2) 41256	NONE	NONE	NONE	NONE
640KB	(4) 44256	(2) 41256	(2) 64K x 9	NONE	NONE	NONE
1MB	(4) 44256	(2) 41256	(4) 44256	(2) 41256	NONE	NONE
1.5MB	(4) 44256	(2) 41256	(4) 44256	(2) 41256	(2) 256K x 9	NONE
2MB	(4) 44256	(2) 41256	(4) 44256	(2) 41256	(2) 256K x 9	(2) 256K x 9
2MB	NONE	NONE	NONE	NONE	(2) 1M x 9	NONE
3MB	(4) 44256	(2) 41256	(4) 44256	(2) 41256	(2) 1M x 9	NONE
4MB	NONE	NONE	NONE	NONE	(2) 1M x 9	(2) 1M x 9
5MB	(4) 44256	(2) 41256	(4) 44256	(2) 41256	(2) 1M x 9	(2) 1M x 9

DRAM JUMPER CONFIGURATION
Size	W1	W2	W3	W4	W5	W6
512KB	1 & 2	1 & 2	1 & 2	1 & 2	1 & 2	1 & 2
640KB	1 & 2	1 & 2	1 & 2	1 & 2	1 & 2	1 & 2
1MB	1 & 2	1 & 2	1 & 2	1 & 2	1 & 2	1 & 2
1.5MB	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3
2MB	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3
2MB	1 & 2	1 & 2	1 & 2	1 & 2	1 & 2	1 & 2
3MB	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3
4MB	1 & 2	1 & 2	1 & 2	1 & 2	1 & 2	1 & 2
5MB	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3
Notes:Pins designated should be in the closed position.

PARALLEL PORT CONFIGURATION
Setting	W13	W19	W20
LPT1	pins 1 & 2 closed	Closed	Closed
LPT2	pins 2 & 3 closed	Open	Open
Disabled	N/A	Open	Closed
Disabled	N/A	Closed	Open

SERIAL PORT 1 CONFIGURATION
Setting	W13	W15	W16
COM1	pins 1 & 2 closed	Closed	Closed
COM3	pins 2 & 3 closed	Open	Open
Disabled	N/A	Open	Closed
Disabled	N/A	Closed	Open

SERIAL PORT 2 CONFIGURATION
Setting	W13	W17	W18
COM2	pins 1 & 2 closed	Closed	Closed
COM4	pins 2 & 3 closed	Open	Open
Disabled	N/A	Open	Closed
Disabled	N/A	Closed	Open