Philips PM 5326 Instruction Manual page 135

CODING SYSTEM OF FAILURE REPORTING FOR QUALITY
ASSESSMENT OF T & M INSTRUMENTS
(excl. potentiometric recorders)
The information contents of the coded fail~rre description
i s
necessary for our computerized processing of
quality data.
Since the reporting of repair and maintenance routines must be complete and exact, we give you an example
of a correctly filled-out PHILIPS SERVICE Job sheet.
Courltry Day Month Year Typenumber /Version Factory/Serial n o
CODED F A I L U R E DESCRIPTION
@
0
Nature o f call Location Component/sequence no. Category
R
Installation
Pre sale reoair
Preventive
maintenance
Corrective
maintenance
Other
0
Job completed
El
Workmg time
@
r /
H H ~ S
Detailed description of the information to be entered in the various boxes'
OCountry:
a
=
Switzerland
@)Day Month Year [ l T < r 0 7 4 1 7 ; 5 ~
=
15 April 1975
@Type numberlVersion
(
0
P
I
M
/
3
1
2
/
6
/OW]
=
Oscilloscope PM 3260, version 02 (in later
oscilloscopes this number is placed in front of
--
I
0 7 8 3
-
DO 783 These data are mentioned on the type plate of @Factory/Serial number
O T O ' ~ ] - T ~ ]
the instrument
a
Nature of call: Enter a cross in the relevant box
@Coded failure description
Location
U I r
These four boxes are used
to isolate the problem area.
Write the code of the part
in which the fault occurs, e.g. unit
no or mechanical item no
of this part (refer to 'PARTS
LISTS' in the manual
1.
Example. 0001 for Unit 1
OOOA for Unit A
0075
for item
75
If units are riot numbered, do not
fill in the four boxes, see Example
Job sheet.
Component/ssquence no. Category
@Job completeci Enter a cross wheii the lob has been completed
1 - 1
1
1
7
0 Unknown, not applicable (fault
not present, intermittent or
disappeared)
1 Software error
2
Readjustment
3
Electrical repair (wiring, solder
joint, etc.)
4
Mechanical repair (polishing,
filing, remachining, etc.)
5 Replacement (of transistor,
resistor, etc.)
6 Cleaning and/or lubrication
7 Operator error
8
Missing items (on pre-sale test)
9 Environmental requirements are
not met
I !
@Working time Enter the total riumber of workng hours spent in connection with the lob (excluding
travell~rig, waitrig time, etc.1, using the last box for tenths of hours.
These six boxes are intended to
pinpoint the faulty component.
A. Enter the component
designation a s used in the circuit
diagram. If the designation is
alfa-numeric,the letters must be
written (starting from the left)
in the two left-hand boxes a l ~ d
the figures must be written (in
such a way that the last digit
occupies the right-most box1 in
the four right-hand boxes
6. Parts not identified in the
circult diagram
990000 UnknownINot applicable
990001
Cabinet or rack (text
plate, emblem, grip, rail,
graticule, etc
1
990002 Knob (incl. dial knob, cap,
etc,)
990003 Probe (only if attached
to instrument)
990004 Leads and associated plugs
990005
Holder lvalve,trans~stor,
fuse, board, etc.)
990006 Complete unit (p.w.
board, h.!. unit, etc.)
990007
Accessory (only those
without type number)
990008
Documentation (manual,
supplement, etc.)
990009 Foregn object
990099 Miscellaneous
1 ' 1
1 1
1
2 1
1.2
working tiours
(1
ti
12
rnin.)