Channel Attachment Information Form - IBM 3274 Planning, Setup, And Customizing Manual

Channel Attachment Infonnation Form
(3274 Models lA, 1B, and 1D)
This form should be completed before delivery of your 3274-1 A, 1B, or 10. The
information will be required by the I BM service representative in order to properly
connect your 3274 to the local channel.
Control unit address (in hexadecimal)
Number of contiguous addresses needed
(Models 1 Band 10 only)
Type of channel (byte multiplexer, block
multiplier, or selector)
Mode (byte or burst)
High or low channel priority
Channel data rate
(Model 1 A only)
100 kilobyte
20 kilobyte
10 kilobyte
Appendix B. 3274 Device Cables B-9