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2

KX-AT7730X / XB (for Asia, Latin America, Middle East and Africa)

KX-AT7730SX / SXB (for India)

KX-AT7730UE / UEB (for Middle East Africa)

KX-AT7730NE (for Europe)

KX-AT7730HK / HKB (for Asia, Middle East and Africa)

KX-AT7730RU (for Russian, Armenian, Kazakh, Kyrgyz)

Suffix

Reason for suffix change

Date

A to B

Change of some LCD related parts. / Firmware Program Version: V02.000 → V02.100

October,2018

Suffix

Reason for suffix change

Date

A to B

Change of some LCD related parts. / Firmware Program Version: V02.000 → V02.100

October,2018

Suffix

Reason for suffix change

Date

A to B

Change of some LCD related parts. / Firmware Program Version: V02.000 → V02.100

October,2018

Suffix

Reason for suffix change

Date

A to B

Change of some LCD related parts. / Firmware Program Version: V02.000 → V02.100

October,2018

Suffix

Reason for suffix change

Date

A to B

Change of some LCD related parts. / Firmware Program Version: V02.000 → V02.100

October,2018

Suffix

Reason for suffix change

Date

A to B

Change of some LCD related parts. / Firmware Program Version: V02.000 → V02.100

October,2018

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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)

Cabinet and Electrical Parts 
19

L5DYAYY00019

LCD

1

8

Y

B

Main Board Parts 
PCB1

PNWPAAT773N

MAIN BOARD ASS´Y

for KX-AT7730HK, HKB, NE

 

1

8

X

B

PCB1

PNWPAAT773R

MAIN BOARD ASS´Y

for KX-AT7730RU

1

8

X

B

PCB1

PNWPAAT773X

MAIN BOARD ASS´Y 

for KX-AT7730X, XB, SX, SXB

1

8

X

B

PCB1

PNWPAAT773U

MAIN BOARD ASS´Y

for KX-AT7730UE, UEB

1

8

X

B

IC1

PNWIAAT773N

IC 

for KX-AT7730HK, HKB, NE

 1

8

X

B

IC1

PNWIAAT773R

IC

 for KX-AT7730RU

1

8

X

B

IC1

PNWIAAT773X

IC 

for KX-AT7730X, XB, SX, SXB

1

8

X

B

IC1

PNWIAAT773U

IC 

for KX-AT7730UE, UEB

1

8

X

B

C112

ECUV1A225KBV

CAPACITOR

1

8

Y

B

C113

ECUV1A225KBV

CAPACITOR, 1u

1

8

Y

B

C114,115

ECUV1A225KBV

CAPACITOR

1

8

Y

B

C118

---------

CAPACITOR, 1u

1

8

Y

B

R157,158

ERJ3GEY0R00

RESISTOR

1

8

Y

B

R159

---------

RESISTOR, 0

1

8

Y

B

IC3

C1CB00004219

IC

1

8

V

－

No.

Remarks

Please change at the same time. (LCD, MAIN BOARD ASS´Y)

Only IC can not be replaced from old to new. Please exchange LCD and MAIN BOARD ASS´Y.

4

SCREW

1

6

7

8

9

11

10

3

5

4

21

2

A

A

A

A

A

A

A

A

A

A

15

20

19

16

PCB1

17

18

22

A4

22

22

22

12

13

14

A

Ref. No.

Figure

Part No.

XTW3+10PFJ7

5

P2

A2

A1

A4

P1

P3

A3

A5 (RU only)