Commodore 1541 Unidade de disquete
Fabricante:
Modelo:
1541
Data:
1985
Categoria:
Grupo:
Descrição:
External Disk Drive

Informação

The C1541 Disk Drive is an external 5-1/4 inch floppy diskette recorder, offering high-speed and capacity for programs and data. It is an intelligent device, containing its own microprocessor, RAM, ROM and operating systems software for faster speed of throughput and memory efficiency in the computer 170K of data (formatted) - 35 tracks 5-1/4 Inch floppy disk. Single sided, single density, soft sectored (double density can be used, but not needed) Commodore serial interface Second serial port for chaining a second drive or Printer MOS 6502 microprocessor - 1 MHz clock 2K RAM, 16K ROM 400 Bytes/sec Program, sequential, relative, random-access and user Up to 144 different files per diskette 120 Volts AC, 60Hz - integral power supply with external 1 Amp fuse

mostrar mais

Manual de serviço
Tipo de manual:
Manual de serviço
Páginas:
37
Tamanho:
774.44 Kbytes (793022 Bytes)
Idioma:
english
Revisão:
ID de manual:
PN-314002-01
Data:
1985 11 01
Qualidade:
Scaned documento, todas legível.
Data de upload:
2017 08 04
MD5:
43e7b912eb3653c424230a5b11918296
Downloads:
1155

Informação

SPECIFICATIONS BLOCK DIAGRAM CARE AND MAINTENANCE OVERVIEW FLASH CODE CIRCUIT THEORY o POWER SUPPLY o RESET LOGIC o CLOCK CIRCUITS o MICROPROCESSOR CONTROL OF RAM AND ROM o SERIAL INTERFACE o MICROPROCESSOR R/W AND MOTOR CONTROL LOGIC o READ/WRITE CONTROL LOGIC o READ AMPLIFIER o WRITE AMPLIFIER o POWER UP/DOWN WRITE PROTECTION o STEPPER MOTOR CONTROL CIRCUITS o SPINDLE MOTOR CONTROL CIRCUITS TROUBLESHOOTING GUIDE RESISTANCE CHECKS CASEWORK/ACCESSORY PARTS LIST MODEL INDENTIFICATION DEVICE NUMBER CHANGE PC ASSEMBLY 1540001 o BOARD LAYOUT o PARTS LIST o PIN CONFIGURATIONS o SCHEMATIC PC ASSEMBLY 1540048 o BOARD LAYOUT o PARTS LIST o UPGRADE NOTES o SCHEMATIC PC ASSEMBLY 250442, 250446 o BOARD LAYOUT o PARTS LIST o IC PINOUTS AND INTERNAL DIAGRAMS o SCHEMATIC POWER SUPPLY ASSEMBLY 154002 o PARTS LIST o TRANSFORMER o ASSEMBLY DRAWING ALPS DRIVE ASSEMBLY o PARTS LIST o WIRING DIAGRAM AND LAYOUT o MOTOR CONTROL PCB SCHEMATIC NEWTRONICS DRIVE ASSEMBLY o PARTS LIST o WIRING DIAGRAM AND LAYOUT

mostrar mais