Battery drain in an HP-4CV

[Raymond Del Tondo]

(06-13-2024 09:05 AM)Namir Wrote:  Waht would drain the atteries (say in 4 hours) on an HP-41CV??

Many things come into mind:
First: Current leakage somewhere.
Maybe between the zebra strips and CPU-board, or the I/O block and the kbd pcb,
a defective LCD module solder path, or even a defective CPU board.