NEC PX-50XM4, Service Manual

Page: 286 / 535

• How to read the serial number
Serial No.
     

················· Year of manufacture (lower one digit of the year)

················· Month of manufacture (January to September = 1 to 9, October = X, November = Y,
December =Z)

················· GS model: 1, Other than GS model: 0

······ Serial numbers of 0001 to 9999. The serial number starts with 0001 in each month of
production. There is no duplication or missing of the number in the same month.

················· Place of manufacture

················· Control number S → A → M → T → Z → N → K → U → C → W → J → P
(* Arbitrary for the first symbol)
(Example) First unit in March 1999 → 93000019C
First unit in November 2000 → 0Y000019W
(Example) When entering a serial number of [2900123 9Z]
Move the POSITION/CONTROL keys of [ ] and [

] to select [2].
Move the POSITION/CONTROL keys of [ ] and [

] to select the next digit.
MONITOR INFORMATION
MODEL NAME
: PX-61XM3A
SERIAL/NUMBER
: 2
SOFT WARE VERSION
: F123
USAGE TIME
: 00000H
T1 025 T2 025
T3 025 T4 - -
[MENU/ENTER] NEXT [EXIT] PREV
MONITOR INFORMATION
MODEL NAME
: PX-61XM3A
SERIAL/NUMBER
: 2
SOFT WARE VERSION
: F123
USAGE TIME
: 00000H
T1 025 T2 025
T3 025 T4 - -
[MENU/ENTER] NEXT [EXIT] PREV
CONFIDENTIAL
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