HP3000-L Archives

March 2019, Week 2

HP3000-L@RAVEN.UTC.EDU

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Subject:
From:
Wyell Grunwald <[log in to unmask]>
Reply To:
Wyell Grunwald <[log in to unmask]>
Date:
Thu, 14 Mar 2019 18:22:59 -0400
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Sent this message out:
 
Sent: Wednesday, March 06, 2019 8:13 PM
Subject: System Halt
 
I have some strange errors on one of my HP3000 boxes:
 
ISL> clkutil
 
Enter command : (r) read clock, (s) set clock (e) exit>r
error : bad status returned from pdc read
Enter command : (r) read clock, (s) set clock (e) exit>s
 
Enter Date  MM/DD/YYYY
03/06/2019
Enter Time  HH:MM:SS
21:21
WED, MAR  6, 2019,  9:21:00 PM
ok (y/n)?y
 
clock set!
Enter command : (r) read clock, (s) set clock (e) exit>r
error : bad status returned from pdc read
Enter command : (r) read clock, (s) set clock (e) exit>e
 
ISL> START NORECOVERY MESSAGE
MPE/iX launch facility
 
Initialize_genesis - Version : <<870204.1552>> 
 
SYSTEM ABORT 1327 FROM SUBSYSTEM 110
SECONDARY STATUS:  INFO = -1013, SUBSYS = 110
SYSTEM HALT 7, @$052F
 
Any ideas ?
 
Follow up !!!  I failed to mention this is a HP3000 927LX (my HP3000 928RX
takes a wafer battery on the circuit board)
 
Several of you responded that it was caused by a faulty system battery.  You
were correct !
 
I carefully disassembled the system to find the battery, which is in the
power supply drawer on the bottom of the machine.  Let me tell you, this
system is built like a tank with layer upon layer of thick steel, with
multiple screws and is not easy to get apart.  Once apart, this has a huge
box battery inside.  Specifications are:
 
Panasonic Rechargeable Battery LCR6V4PL (6 Volt, 4 Ah/20HR)
Constant Voltage Charge
Voltage regulation
  Cycle use 7.3 – 7.5V
  Standby use 6.8 – 6.9V
Initial current less than 1.6 amperes
Matsushita Electric  -  made in Japan
Dimensions:  2 ¾” wide x almost 2” deep x 3 ¾” high (for metric people 70mm
wide x 50mm deep x 95mm tall)
 
It is completely dead with zero volts output.  Must have had its fair share
of charge/recharge cycles over 30+ years !!
 
Evidently, they put these in tons of products, because replacements are sold
all over the place, BUT, the replacements are all over 3 ¾” tall, most being
4 ¼” (105 mm) tall !  So, my replacement battery will have to find a
different place in the power supply drawer.  There is a place I can put it,
but I will have to plastic wire tie it to death so it won’t go anywhere.
Plus I will have to do some fixing on the leads into the circuit board.  And
what a collection of dirt I need to remove (with Q-tips and alcohol),
especially on the huge fan in the back.
 
Thanks, as usual, from the great list for all the advice.
 
Wyell Grunwald

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