PDP 8A Limited Function Front panel

Limited function panel

 

--30--

DEC M840 module and cables

PDP 8/A Paper Tape Reader / Punch controller M840

Original sale of PDP8./A in which this arrived was paired with a PC 04 Reader Punch

http://www.ebay.com/itm/262262160335

Document about this subsystem

http://vandermark.ch/pdp8/uploads/Emulator/Emulator.PC8E/Maint-Manual-Vol3-Papertape.pdf

M840

Cable set

PDP8/A boards

Two printer controllers for PDP8

M8416-BB 32k mos memory

2 cpu board sets.  M8315, M8316, M8317

M8316 Option board

M8315 PDP8/A Cpu board

M8315 PDP8/A Cpu board

M8317 Bootstrap / option

M8317 Bootstrap / option

LPQ01 controller

LPQ01 controller

M8342 Centronix Printer Controller

M8342

M8316

M8417-BB 32K mos memory

Mostek MK4027N-3 4096x1 dynamic memory chips

32k memory board 4096x1 memory chips 16 x 12 = 32k x 12 memory

Reference information links

Olivetti Programma 101

http://www.retrocomputing.net/parts/olivetti/programma101/docs/service/

PDP 8, 11, etc. Kerten site.

http://dustyoldcomputers.com/pdp-common/reference/drawings/cpus/pdp8a.html

PDP 8/A system chassis

PDP 8/A 400 BP system chassis.

Krten PDP 8/A reference page  PDP8A

System configuration from DEC

System box with G8018 M840 plus Autotech board (unmarked)

M840 and Autotech board pull tab legends

Autotech etch etch side legend in etch

Unmarked autotech board

Left side of autotech board, IC markings removed

Right side of Autotech board, IC legends removed

Closeup showing ICs left side

center of boards showing ICs with legends removed

right side ICs Autotech board

Chassis backplane, quad sections on top, hex middle, quad bottom

cables for paper tape reader punch M840 board

System Badge 8A400 BP

PDP8/A system boards

M8315, M8316, and M8317

G850 16K memory H219B
G849 8K memory H219A

Doug Jones Info on 8A  PDP8A

Programmers Front Panel

Logo, ADDR display

End of rear of front panel

Connection to system cag

Front Panel Service Tag

M8317

M8317 option switches

M8315

M8315 Option switches

M8316

M8316 option (presumably baud rate)

16K core

8K core