3
KX-AT7730 Series
1.2.
Replacement Parts List
Caution
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
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
Ref. No.
Part No.
Part Name & Description
Pcs
Remarks
(Refer)
Notes
Time of change
(Suffix)
Original (Old)
New
Cabinet and Electrical Parts
19
L5DYAYY00019
L5DYAYY00186
LCD
1
8
Y
B
Main Board Parts
PCB1
PNWPAAT773N
PNWPAAT773N1
MAIN BOARD ASS´Y
for KX-AT7730HK, HKB, NE
1
Caution *1
8
X
B
PCB1
PNWPAAT773R
PNWPAAT773R1
MAIN BOARD ASS´Y
for KX-AT7730RU
1
Caution *1
8
X
B
PCB1
PNWPAAT773X
PNWPAAT773X1
MAIN BOARD ASS´Y
for KX-AT7730X, XB, SX, SXB
1
Caution *1
8
X
B
PCB1
PNWPAAT773U
PNWPAAT773U1
MAIN BOARD ASS´Y
for KX-AT7730UE, UEB
1
Caution *1
8
X
B
IC1
PNWIAAT773N
PNWIAAT773N1
IC
for KX-AT7730HK, HKB, NE
1
Caution
*2
8
X
B
IC1
PNWIAAT773R
PNWIAAT773R1
IC
for KX-AT7730RU
1
Caution *2
8
X
B
IC1
PNWIAAT773X
PNWIAAT773X1
IC
for KX-AT7730X, XB, SX, SXB
1
Caution *2
8
X
B
IC1
PNWIAAT773U
PNWIAAT773U1
IC
for KX-AT7730UE, UEB
1
Caution *2
8
X
B
C112
ECUV1A225KBV
---------
CAPACITOR
1
8
Y
B
C113
ECUV1A225KBV
ECUV1A105KBV
CAPACITOR, 1u
1
8
Y
B
C114,115
ECUV1A225KBV
---------
CAPACITOR
1
8
Y
B
C118
---------
ECUV1A105KBV
CAPACITOR, 1u
1
8
Y
B
R157,158
ERJ3GEY0R00
---------
RESISTOR
1
8
Y
B
R159
---------
ERJ3GEY0R00
RESISTOR, 0
1
8
Y
B
IC3
C1CB00004219
C1CB00004920
IC
1
8
V
－
No.
Remarks
*1
Please change at the same time. (LCD, MAIN BOARD ASS´Y)
*2
Only IC can not be replaced from old to new. Please exchange LCD and MAIN BOARD ASS´Y.
