Backdating Specifications - HP 53132A Assembly And Service Manual

Chapter 6 Backdating

Backdating Specifications

Backdating Specifications
CHANGE 1 (53131A, Serial Prefix 3710A and Below)
Page 7-3, External Arm Input Specifications:
Change the Signal Input Range specification
from:
TTL Compatible
to:
High-Level Input: >3.0 V
Low-Level Input: <1.5 V
CHANGE 2 (53132A, Serial Prefix 3546A and Below)
Page 7-3, External Arm Input Specifications:
Change the Signal Input Range specification
from:
TTL Compatible
to:
High-Level Input: >3.0 V
Low-Level Input: <1.5 V
6-16 Assembly-Level Service Guide