KX-DT333RU (serv.man2) - Panasonic PBX Service Manual Supplement (repair manual). Page 2

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KX-DT333RU/KX-DT333RU-B
1 CHANGES
1.1.
SUBJECT 
KX-DT333RU
KX-DT333RUB
SUFFIX LOCATION
1.2.
Replacement Parts List
Suffix
Reason for suffix change
A to B
Request from sales company, there is no change in the "Replacement Parts List".
B to C
Change of software, there is no change in the "Replacement Parts List".
C to D
Change of crystal resonator and the parts(CAPACITOR, RESISTOR) around crystal.
D to E
Countermeasure of market quality.
Suffix
Reason for suffix change
A to B
Change of software, there is no change in the "Replacement Parts List".
B to C
Change of crystal resonator and the parts(CAPACITOR, RESISTOR) around crystal.
C to D
Countermeasure of market quality.
Reason for Change
*The following items (1-8) indicate the reason for change. See the “Notes” column for each part in ORIGINAL AND NEW PARTS COMPARISON 
LISTS.
1. Improve performance
Remarks:
1. Mark *1 has been changed at the same time.
When replacing X1 to a new part for Suffix D (KX-DT333RU) and C (KX-DT333RU-B), please change
C42 and R41 simultaneously.
2. Change of material or dimension
3. To meet approved specification
4. Standardization
5. Addition
6. Deletion
7. Correction
8. Other
Interchangeability Code (Symbols: B) Following V-Z interchange abilities are indicated on the Notes in the bottom column.
Parts
Set Production
V Original
New
Early (before change)
Late (after change)
Original or new parts may be used in early or late production sets.
Use original parts until exhausted, then stock new parts.
W Original
New
Early (before change)
Late (after change)
Original parts may be used in early production sets only. New parts may be used in early or
late production sets. Use original parts where possible, then stock new parts.
X Original
New
Early (before change)
Late (after change)
New parts only may be used in early or late production sets.
Stock new parts.
Y Original
New
Early (before change)
Late (after change)
Original parts may be used in early production sets only. New parts may be used in late
production sets only. Stock both original and new parts.
Z Other
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