ABB SM3000 Instructions

INF03/75
No.
1 Introduction
This information sheet describes the procedure for replacing the
SM3000 instrument's Membrane Switch sub-assembly, which
is an integral part of the Display Molding.
The
Membrane Switch Sub-assembly Pack
includes the following items:
D e s c i r t p o i n
M e m b a r n e S w c t i h S u - b s a e s m
M e d a i D o o ) r
M e d a i D o r o P v i t o B t l o C o m p e r
M 4 x 4 S c e r w
a J k c n i g S c e r w C c r i p i l
f n I r o m a o i t n S h e t e – S M 3 0 0 0
S w c t i h S u - b s a e s m b y l R e p a l e c
P a l n i W a h s r e
Withdraw the instrument
3
from the case
June 2008
Date:
Membrane Switch Sub-Assembly Replacement
, GR2000/3710,
P a t r N . o
b y l n i ( c u l d n i g
G R 2 0 0 0 3 / 0 5 2
s s o i n S p n i r g B 1 1 7 8 6
B 1 2 1 5 1
B 1 1 1 2 0
M e m b a r n e
N I F 0 3 7 / 5
m e t n
B 1 2 0 5 4
Fig. 3.1 Removing the Instrument from its Case
SM3000 Multipoint Videographic Recorder
Product
IM/SM3000
Manual
SM3000
2 Tools Required
• Medium flat-bladed screwdriver
• No.2 Pozidriv screwdriver
• Small-bladed screwdriver or pointed instrument
3 Membrane Switch Sub-Assembly Replacement –
Figs. 3.1 and 3.2
Q y t
Caution. The
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electrostatic damage. Wear an anti-static strap or dismantle
1
the unit on an anti-static workbench.
7
1) Isolate the instrument from the power supply.
1
2) Remove the instrument from its case – see Fig. 3.1.
1
2
Unscrew the jacking screw
2
securing the instrument to
the case
Remove tamper-proof
1
seal, if fitted
INFORMATION
instrument is vulnerable
Information. Refitting is the
reverse of removal.
to
Continued...
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