DOWNLOAD Panasonic KX-TGF310RUM / KX-TGF320RUM / KX-TGF320UCM / KX-TGFA30RUM Service Manual ↓ Size: 9.24 MB | Pages: 116 in PDF or view online for FREE

Model
KX-TGF310RUM KX-TGF320RUM KX-TGF320UCM KX-TGFA30RUM
Pages
116
Size
9.24 MB
Type
PDF
Document
Service Manual
Brand
Device
Telephone / DIGITAL CORDED/ CORDLESS PHONE
File
kx-tgf310rum-kx-tgf320rum-kx-tgf320ucm-kx-tgfa30ru.pdf
Date
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Panasonic KX-TGF310RUM / KX-TGF320RUM / KX-TGF320UCM / KX-TGFA30RUM Service Manual ▷ View online

49
KX-TGF310RUM/KX-TGF320RUM/KX-TGF320UCM/KX-TGFA30RUM
(N) Audio Check and 
Confirmation
(for UC)
-
1. Link to BASE which is connected to Line Simulator.
2. Set line voltage to 48 V and line current to 50 mA.
3. Input -45 dBm (600 
)/1 kHz to MIC of Handset. Measure the Level at Line I/F
and distortion level.
4. Confirm that the level is -2.5 dBm (for UC)  and that the distortion level is < 5 %
at TEL Line (600 
 Load).
5. Input -20 dBm (600 
)/1 kHz to Line I/F. Measure the Level at Receiver of
Handset and distortion level (Receive volume set to second position from
minimum).
6. Confirm that the level is -23.0 dBm ± 4 dB and that the distortion level is < 5 %
at Receiver (34 
 Load).
IC1, C12, C11, 
C13, MIC, 
R23, R24, 
R25, RA4, 
C70, C71
(O) SP phone Audio Check 
and Confirmation
-
1. Link to Base which is connected to Line Simulator.
2. Set line voltage to 48 V and line current to 50 mA.
3. Set the handset off-hook using SP-Phone key.
4. Input -30 dBm (600 
)/1 KHz to Line I/F and measure Receiving level at SP+
and SP-.
5. Confirm that the level is -7 dBm ± 3 dB and that the distortion level is < 5 %. 
(vol = Max at SP (8 
 Load))
IC1, C78, C79, 
R76, R77
Items
Check 
Point
Procedure
Check or 
Replace Parts
50
KX-TGF310RUM/KX-TGF320RUM/KX-TGF320UCM/KX-TGFA30RUM
10 Disassembly and Assembly Instructions
10.1. Disassembly Instructions
10.1.1. Base Unit
10.1.1.1. KX-TGF310/320
Cabinet Cover
ձ
Remove 8 screw to remove
the cabinet cover.
8 screws
51
KX-TGF310RUM/KX-TGF320RUM/KX-TGF320UCM/KX-TGFA30RUM
ղ
Remove screws and solders 
to remove the Jack Holder.
ղ
Main P.C. board
Solders
Jack holder
2 screws
52
KX-TGF310RUM/KX-TGF320RUM/KX-TGF320UCM/KX-TGFA30RUM
LCD Connector
Unsolder to remove the Main P.C.Board
Main P.C. board
Solders
4
Take out the LCD connector from Main P.C.
board
4
Solders
Remove screw to remove Hook Switch P.C.Board
5
1 screw 
5
Hook Switch P.C.Board
Main P.C. board
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