Read Panasonic KX-TG2511CAM / KX-TG2511CAS / KX-TG2511CAT / KX-TG2512CAM / KX-TG2512CAT / KX-TG2521CAT / KX-TGA250RUM / KX-TGA250RUS / KX-TGA250RUT / KX-TGA251RUT Service Manual Supplement online
KX-TG2511CAS
KX-TG2511CAT
KX-TG2512CAM
KX-TG2512CAT
KX-TG2521CAT
KX-TGA250RUM
KX-TGA250RUS
KX-TGA250RUT
KX-TGA251RUT
Digital Cordless Answering System
S: Silver Version
T: Titanium Black Version
2 REPLACEMENT PARTS LIST ---------------------------------4
2.2. ORIGINAL AND NEW PARTS COMPARISON
4.2. About Lead Free Solder (Pbf: Pb free) ---------------6
4.3. Discarding of P.C. Board ---------------------------------7
6 Technical Descriptions------------------------------------------9
6.2. Circuit Operation (Base Unit) ------------------------- 10
6.3. Block Diagram (Base Unit RF Part) ----------------- 11
6.4. Circuit Operation (Base Unit) ------------------------- 12
6.5. Block Diagram (Handset) ------------------------------ 15
6.6. Circuit Operation (Handset) --------------------------- 16
6.7. Circuit Operation (Charger Unit) --------------------- 17
6.8. Signal Route----------------------------------------------- 18
8 Installation Instructions--------------------------------------- 20
9 Operating Instructions ---------------------------------------- 20
10.2. EEPROM LAYOUT (Handset) ------------------------ 25
10.3. Copying Phonebook Items when Repairing ------- 26
10.4. How to Clear User Setting ----------------------------- 28
11.2. Troubleshooting by Symptom
12.2. How to Replace the Handset LCD ------------------ 49
13.2. The Setting Method of JIG (Base Unit) ------------ 50
13.3. Adjustment Standard (Base Unit)-------------------- 52
13.4. Adjustment Standard (Charger Unit)---------------- 53
13.5. The Setting Method of JIG (Handset) -------------- 54
13.6. Adjustment Standard (Handset) --------------------- 56
13.7. Things to Do after Replacing IC or X'tal ----------- 57
13.8. RF Specification------------------------------------------ 59
13.9. How to Check the Handset Speaker
14.2. How to Replace the Shield Case -------------------- 63
15.2. Base Unit (Main) ----------------------------------------- 66
15.3. Handset ---------------------------------------------------- 68
15.4. Charger Unit ---------------------------------------------- 70
in the Schematic Diagrams, Circuit Board Diagrams, Exploded Views and Replacement Parts List. It is essential that
these critical parts should be replaced with manufacturer's specified parts to prevent shock, fire or other hazards.
Do not modify the original design without permission of manufacturer.
Standard leaded, (Pb), solder can be used as usual on boards without the PbF mark.
When this mark does appear, please read and follow the special instructions described in this manual on the
use of PbF and how it might be permissible to use Pb solder during service and repair work.
L The illustrations in this Service Manual may vary slightly from the actual product.
16.3. Charger Unit -----------------------------------------------75
17.2. Cabinet and Electrical Parts (Handset) -------------77
17.3. Cabinet and Electrical Parts (Charger Unit) -------78
17.4. Accessories ------------------------------------------------79
17.5. Replacement Part List-----------------------------------80
KX-TG2512CAT/KX-TGA250RUM/KX-TGA250RUS/KX-TGA250RUT
*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
When changing main board in base unit or handset board for suffix C or older,
parts with *1 marking have been changed at the same time for both main and handset board.
All old parts are discontinued for suffix C or older.
3. To meet approved specification
4. Standardization
5. Addition
6. Deletion
7. Correction
8. Other
Standard leaded, (Pb), solder can be used as usual on boards without the PbF mark.
When this mark does appear, please read and follow the special instructions described in this manual on the
use of PbF and how it might be permissible to use Pb solder during service and repair work.
L The illustrations in this Service Manual may vary slightly from the actual product.
6
PCB1
(RTL) (for KX-TG2511CA)
(RTL) (for KX-TG2521CA)
(for KX-TG2511CA)