KX-TCD246UAS, KX-TCD246UAT, KX-TCA122UAS, KX-TCA122UAT, KX-TCA121UAS, KX-TCA121UAT (serv.man3) — Panasonic Telephone Service Manual Supplement (repair manual)

Model
KX-TCD246UAS KX-TCD246UAT KX-TCA122UAS KX-TCA122UAT KX-TCA121UAS KX-TCA121UAT (serv.man3)
Pages
14
Size
442.93 KB
Type
PDF
Document
Service Manual Supplement
Brand
Device
Telephone / DIGITAL CORDLESS ANSWERING SYSTEM
File
kx-tcd246uas-kx-tcd246uat-kx-tca122uas-kx-tca122ua.pdf
Date

View Panasonic KX-TCD246UAS / KX-TCD246UAT / KX-TCA122UAS / KX-TCA122UAT / KX-TCA121UAS / KX-TCA121UAT (serv.man3) Service Manual Supplement online

ORDER NO. KM40707104SE
Telephone Equipment
KX-TCD246UAS
KX-TCD246UAT
KX-TCA122UAS
KX-TCA122UAT
KX-TCA121UAS
KX-TCA121UAT
Digital Cordless Answering System   
Silver Version
Titanium Black Version
(for Ukraine)
TABLE OF CONTENTS
PAGE
PAGE
1 REPLACEMENT PARTS LIST  -------------------------------- 3
1.1. REFERENCE CHART------------------------------------ 3
1.2. ORIGINAL AND NEW PARTS COMPARISON
LISTS --------------------------------------------------------- 4
2 CORRECTION------------------------------------------------------ 5
2.1. ABOUT LEAD FREE SOLDER (PbF: Pb free)
(Changed from original section 1 ABOUT
LEAD FREE SOLDER (PbF: Pb free))--------------- 5
2.2. Guide to Settings (Changed from original
section 4.4. Guide to Settings) ------------------------- 5
2.3. TROUBLESHOOTING FLOWCHART
(Changed from original section 7
TROUBLESHOOTING FLOWCHART)  ------------- 6
2.4. Check Point (Base Unit) (Changed from
original section 8.1. Check Point (Base Unit)) ----- 6
2.5. Check Point (Handset) (Changed from
original section 9.1. Check Point (Handset)) ------ 10
2.6. Base Unit (Changed from original section
10.1. Base Unit)  ----------------------------------------- 10
2.7. Handset (Changed from original section 10.2.
Handset) --------------------------------------------------- 11
2.8. BLOCK DIAGRAM (BASE UNIT) (Changed
from original section 14  BLOCK DIAGRAM
(BASE UNIT))  -------------------------------------------- 11
2.9. Power Supply Circuit (Changed from original
section 15.2. Power Supply Circuit)  ---------------- 12
2.10. Main P.C.Board Parts (Changed from original
section 31.1.2. Main P.C.Board Parts)  ------------- 12
Please file and use this supplement manual together with the service manual for Model No.KX-
TCD246UAS, KX-TCD246UAT, KX-TCA122UAS, KX-TCA122UAT, KX-TCA121UAS, KX-TCA121UAT, Order
No.KM40507802CE.
2
KX-TCD246UAS/KX-TCD246UAT/KX-TCA122UAS/KX-TCA122UAT/KX-TCA121UAS/KX-TCA121UAT  
2.11. Component View (BASE UNIT_MAIN)
(Changed from original section 37.1.
Component View (BASE UNIT_MAIN))  ----------- 13
3
KX-TCD246UAS/KX-TCD246UAT/KX-TCA122UAS/KX-TCA122UAT/KX-TCA121UAS/KX-TCA121UAT
1 REPLACEMENT PARTS LIST 
1.1.
REFERENCE CHART
4
KX-TCD246UAS/KX-TCD246UAT/KX-TCA122UAS/KX-TCA122UAT/KX-TCA121UAS/KX-TCA121UAT  
1.2.
ORIGINAL AND NEW PARTS COMPARISON LISTS
Change of the Suffix Code
• Base  Unit 
Serial No.Label tells you the suffix code as follows 
(for KX-TCD246UAS/KX-TCD246UAT/KX-TCA122UAS/KX-TCA122UAT/KX-TCA121UAS/KX-TCA121UAT)
Ref. No.
Part No.
Part Name & Description 
Pcs/
Set
Remarks
Notes
Time of Change
Original (Old)
New
(Suffix)
BASE UNIT
16
PQJT10218Y
PQJT10218V
Charge Terminal (R)
1
a
4
X
-
17
PQJT10219Y
PQJT10219V
Charge Terminal (L)
1
a
4
X
-
21
PQSA10164Z
PQSA10164Y
Antenna (L)
1
-
8
V
-
22
PQSA10165Z
PQSA10165Y
Antenna (R)
1
-
8
V
-
IC4
C1CB00002180
C1CB00001879
IC (BBIC)
1
a
4
V
-
IC11
C0CBAYF00016
C0CBAYG00009
IC
1
-
7
-
-
CN1
PQJJ1TA15Z
K2LB102B0053
Jack
1
-
8
V
-
CN2
PQJJ1B4Y
K2EZ2B000044
Jack
1
-
8
V
-
CN6
K1MN30B000031
K1MY30BA0111
Connector
1
-
8
V
-
L11
ERJ3GEYJ100
ERJ3GEYJ100
Resistor, 0
   Resistor,
10
1
-
7
-
-
C153
ECUE1H220JCQ
F1G1H220A557
Capacitor, 22pF
1
a
4
V
-
C368
ECUE1H101JCQ
F1G1H101A557
Capacitor, 100pF
1
a
4
V
-
CN901
K1MN30B000031
K1MY30BA0111
Connector
1
-
8
V
-
E4
PQJE10145Z
PQJE10145X
Lead Wire, FFC
1
-
8
V
-
HANDSET
112
PQWE10034Z
PQWE10034Y
Battery Terminal
1
a
4
V
-
119
PQJC10056Y
PQJC10056X
Battery Terminal
1
a
4
V
-
PCB100
PQWPCA122UAR
PQWPA122UARR
Main P.C.Board Ass’y (RTL)
(for KX-TCA121UAS/T)
1
-
8
V
-
E106
PQSA10159Z
PQSA10159Y
Antenna 1
-
8
V
-
CHARGER UNIT
200
PQLV30032ZS
PQLV30032ZS
Charger Unit (for KX-
TCA121UAS) 
 Charger
Unit Ass’y (RTL) (for KX-
TCA121UAS)
1
-
7
-
-
200
PQLV30032ZT
PQLV30032ZT
Charger Unit (for KX-
TCA121UAT) 
 Charger Unit
Ass’y (RTL) (for KX-
TCA121UAT)
1
-
7
-
-
J1
PQJJ1B4Y
K2EZ2B000044
Jack
1
-
8
V
-
ACCESSORIES AND PACKING MATERIALS (KX-TCD246UAS/UAT)
A9
----------
PQQW15437Z
Leaflet
1
-
5
V
-
ACCESSORIES AND PACKING MATERIALS (KX-TCA121UAS/UAT)
A4
----------
PQQW15437Z
Leaflet
1
-
5
V
-
Page of 14
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Here you can view online or download Panasonic KX-TCD246UAS / KX-TCD246UAT / KX-TCA122UAS / KX-TCA122UAT / KX-TCA121UAS / KX-TCA121UAT (serv.man3) Service Manual Supplement in pdf. This Service Manual Supplement can help you recover, restore, fix, disassemble and repair Panasonic KX-TCD246UAS / KX-TCD246UAT / KX-TCA122UAS / KX-TCA122UAT / KX-TCA121UAS / KX-TCA121UAT (serv.man3) Telephone. Information contained in Panasonic KX-TCD246UAS / KX-TCD246UAT / KX-TCA122UAS / KX-TCA122UAT / KX-TCA121UAS / KX-TCA121UAT (serv.man3) service manual (repair manual) typically includes:

  • Disassembly, troubleshooting, programming, maintenance, remote, adjustment, installation and setup instructions.
  • Schematics, wiring and block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Parts list (bill of materials).