Panasonic KX-TG8421RUB / KX-TG8421RUN / KX-TG8421RUT / KX-TG8421RUW / KX-TG8422RUB / KX-TG8422RUN / KX-TGA840RUB / KX-TGA840RUN / KX-TGA840RUT / KX-TGA840RUW (serv.man3) Service Manual / Supplement ▷ View online
ORDER NO. KM41101695SE
Telephone Equipment
Model No.
KX-TG8421RUB
KX-TG8421RUN
KX-TG8421RUT
KX-TG8421RUW
KX-TG8422RUB
KX-TG8422RUN
KX-TGA840RUB
KX-TGA840RUN
KX-TGA840RUT
KX-TGA840RUW
KX-TG8421RUN
KX-TG8421RUT
KX-TG8421RUW
KX-TG8422RUB
KX-TG8422RUN
KX-TGA840RUB
KX-TGA840RUN
KX-TGA840RUT
KX-TGA840RUW
Digital Cordless Answering System
B:Black Version
N:Platinum Silver Version
T:Titanium Black Version
W:White Version
(for Russia)
N:Platinum Silver Version
T:Titanium Black Version
W:White Version
(for Russia)
TABLE OF CONTENTS
PAGE
1 REPLACEMENT PARTS LIST--------------------------------- 2
1.1. REFERENCE CHART------------------------------------ 2
1.2. ORIGINAL AND NEW PARTS COMPARISON
1.2. ORIGINAL AND NEW PARTS COMPARISON
LISTS --------------------------------------------------------- 2
2 CORRECTIONS ----------------------------------------------------3
Please file and use this supplement manual together with the service manual for Model No. KX-
TG8421RUB/KX-TG8421RUN/KX-TG8421RUT/KX-TG8421RUW/KX-TG8422RUB/KX-TG8422RUN/KX-
TGA840RUB/KX-TGA840RUN/KX-TGA840RUT/KX-TGA840RUW, Order No. KM40902824CE.
TG8421RUB/KX-TG8421RUN/KX-TG8421RUT/KX-TG8421RUW/KX-TG8422RUB/KX-TG8422RUN/KX-
TGA840RUB/KX-TGA840RUN/KX-TGA840RUT/KX-TGA840RUW, Order No. KM40902824CE.
2
KX-TG8421RU/KX-TG8422RU/KX-TGA840RU
1 REPLACEMENT PARTS LIST
1.1.
REFERENCE CHART
1.2.
ORIGINAL AND NEW PARTS COMPARISON LISTS
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
*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
Remark:
*n: To correct error writing.
*n: To correct error writing.
2. Change of material or dimension
3. To meet approved specification
4. Standardization
5. Addition
6. Deletion
7. Correction
8. Other
3. To meet approved specification
4. Standardization
5. Addition
6. Deletion
7. Correction
8. Other
Ref. No.
Part No.
Part Name & Description
Pcs/
Set
Remarks
Notes
Time of Change
Original (Old)
New
(Suffix)
Cabinet and Electrical Parts (Handset)
126
126
----------
L5DYDYY00003
LIQUID CRYSTAL DISPLAY
(*4)
(*4)
1
*n
5
-
---
127
----------
PQLZ11015Z
BACKLIGHT UNIT
1
*n
5
-
---
Main P.C.Board Parts (Handset)
E101
E101
L5DYDYY00003
----------
LIQUID CRYSTAL DISPLAY
(*4)
(*4)
0
*n
6
-
---
E102
PQLZ11015Z
----------
BACKLIGHT UNIT
0
*n
6
-
---
3
KX-TG8421RU/KX-TG8422RU/KX-TGA840RU
2 CORRECTIONS
[Changed from original section “15.2. Cabinet and Electrical Parts (Handset)”]
HM1
KXTG8421RUB
KXTG8421RUN
KXTG8421RUT
KXTG8421RUW
KXTG8422RUB
KXTG8422RUT
KXTGA840RUB
KXTGA840RUN
KXTGA840RUT
KXTGA840RUW
Display
