KX-TDA1178X (serv.man3) - Panasonic PBX Service Manual Supplement (repair manual). Page 2

2

Y.Y

KXTDA1178X

KXTDA1178XSX

Suffix

Reason for suffix change

A to B

Add shipping country (Egypt,Cyprus and Algeria)

B to C

Software change (U481AA -> U481AB)

C to D

Add shipping country(New Zealand)

D to E

Add shipping country(Australia)

E to F

Change Part (Connector) for supplier request

Suffix

Reason for suffix change

B to C

Software change (IC602:U481AA 

→ U481AB)

C to D

Change Part (Connector) for supplier request

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:New Part can be used only the Main Board
after Suffix-F(KX-TDA1178X) or Suffix-D(KX-TDA1178X-SX)

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

Notes

Time of change (Suffix)

Original (Old)

X

X-SX

ACCESSORIES AND PACKING MATERIALS
P2

-

GIFT BOX, Marked by "V7"

1

5

X

-

-

P2

-

GIFT BOX, Marked by "SX"

1

5

X

-

-

MAIN BOARD PARTS
IC602

PNWI2DA1176X

IC

1

1

W

C

C

CN200

K1FB150B0046

CONNECTOR

1

*1

8

Y

F

D