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Model
KX-TG7851UAB KX-TG7851UAH KX-TG7861UAB KX-TGA785RUB KX-TGA785RUH
Pages
88
Size
6.65 MB
Type
PDF
Document
Service Manual
Brand
Device
Telephone / DIGITAL CORDLESS PHONE
File
kx-tg7851uab-kx-tg7851uah-kx-tg7861uab-kx-tga785ru.pdf
Date

Panasonic KX-TG7851UAB / KX-TG7851UAH / KX-TG7861UAB / KX-TGA785RUB / KX-TGA785RUH Service Manual ▷ View online

81
KX-TG7851UAB/KX-TG7851UAH/KX-TG7861UAB/KX-TGA785RUB/KX-TGA785RUH
15.2. Cabinet and Electrical Parts (Handset)
Note:
(*1) This cable is fixed by attaching. Refer to How to Replace the Handset LCD (P.47).
(*2) The rechargeable Ni-MH battery HHR-4MVE is available through sales route of Panasonic.
(*3) Attach the spacer (No. 115) to the exact location described above.
(*4) This SPACER is cut from the excess parts of SPACER (No.104)
Ref.No.
ȭ
2
™8 mm
B
Figure
101
106
B
111
102
108
113
112
104
105
E105
E101
E103
E104
E102
109
110
115 (*3)
114
B
107
103
ZA1
Spacer (No.115)
Battery cover
Put it in the center.
Stick it between
ribs.
(*2)
 (*1)
PCB100
(*4)
111
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KX-TG7851UAB/KX-TG7851UAH/KX-TG7861UAB/KX-TGA785RUB/KX-TGA785RUH
15.3. Cabinet and Electrical Parts (Charger Unit)
200
200-1
200-3
200-4
200-2
200-5
83
KX-TG7851UAB/KX-TG7851UAH/KX-TG7861UAB/KX-TGA785RUB/KX-TGA785RUH
15.4. Accessories
Note:
(*1) This AC Adaptor is for Base Unit.
(*2) This AC Adaptor is for Charger Unit.
A1
(*2)
A2
A1
(*1)
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KX-TG7851UAB/KX-TG7851UAH/KX-TG7861UAB/KX-TGA785RUB/KX-TGA785RUH
15.5. Replacement Part List
1. RTL (Retention Time Limited)
Note:
The “RTL” marking indicates that its Retention Time is
Limited. 
When production is discontinued, this item will
continue to be available only for a specific period of
time. This period of time depends on the type of item,
and the local laws governing parts and product
retention.
At the end of this period, the item will no longer be
available.
2. Important safety notice
Components identified by the   mark indicates special
characteristics important for safety. When replacing any
of these components, only use specified manufacture’s
parts.
3. The S mark means the part is one of some identical parts.
For that reason, it may be different from the installed part.
4. ISO code (Example: ABS-94HB) of the remarks column
shows quality of the material and a flame resisting grade
about plastics.
5. RESISTORS & CAPACITORS
Unless otherwise specified;
All resistors are in ohms (
) k=1000 , M=1000 k
All capacitors are in MICRO FARADS (
F)p=F
*Type & Wattage of Resistor
15.5.1. Base Unit
15.5.1.1. Cabinet and Electrical Parts
15.5.1.1.1. KX-TG7851UA
15.5.1.1.2. KX-TG7861UA
15.5.1.2. Main P.C.Board Parts
Note:
(*1) When replacing IC611 or X501, make the adjustment
using PNZZTG7861UA. Refer to How to download the
data
 (P.54) of Things to Do after Replacing IC or X'tal.
(*2) When removing E1, use special tools (ex. Hot air
disordering tool).
(*3) Backside of this IC has a ground plate. Refer to How to
Replace the Flat Package IC
 (P.58).
(*4) Supplied IC is Flat Package Type.
15.5.1.2.1. KX-TG7851UA
Safety
Ref. 
No.
Part No.
Part Name & Description Remarks
   
1
PNKM1475Z1        CABINET BODY (for KX- 
TG7851UAB)          
PS-HB
1
PNBC1475Z3        CABINET BODY (for KX- 
TG7851UAH)                
ABS-HB
2
PNBC1495Z1         BUTTON, LOCATOR(for KX- 
TG7851UAB)                
ABS-HB
2
PNBC1495Z3         BUTTON, LOCATOR(for KX- 
TG7851UAH)                  
ABS-HB
3
PNJT1153Z         CHARGE TERMINAL
4
PNKE1275Z1        CASE, CHARGE (for KX- 
TG7851UAB)                       
PS-HB
Type
ERC:Solid
ERDS:Carbon
ERJ:Chip
ERX:Metal Film
ERG:Metal Oxide
ER0:Metal Film
PQ4R:
Chip 
ERS:Fusible Resistor
ERF:Cement Resistor
Type
ECFD:Semi-Conductor
ECQS:Styrol
ECUV,
PQCUV,ECUE:Chip
ECQMS:Mica
ECCD,ECKD,ECBT,F1K,ECUV:Ceramic
ECQE,ECQV,ECQG:Polyester
ECEA,ECST,EEE:Electlytic
ECQP:Polypropylene 
Wattage
*Type & Voltage Of Capacitor
10,16:1/8W
14,25:1/4W
12:1/2W
1:1W 2:2W 3:3W
Voltage
ECQ Type ECQG
ECQV Type
05:50V
  1:100V
  2:200V
ECSZ Type
0J     :6.3V
1A     :10V
1C     :16V
1E,25:25V
1V     :35V
50,1H:50V
1J      :16V
2A      :100V
0F:3.15V
1A:10V
1V:35V
0J:6.3V
Others
1H:50V
2A:100V
2E:250V
2H:500V
4
PNKE1275Z3        CASE, CHARGE (for KX- 
TG7851UAH)                       
PS-HB
5
PNLA1105Z         ANTENNA                       
6
K2ECYZ000001 
 
 
 
 
 JACK,  DC
7
PQJJ1T039M        JACK, MODULAR
8
PNKF1278Z1
CABINET COVER (for KX- 
TG7851UAB)                
PS-HB
8
PNKF1278Z3
CABINET COVER (for KX- 
TG7851UAH)                
PS-HB
9
PQHA10023Z        RUBBER PARTS, FOOT 
CUSHION
Safety
Ref. 
No.
Part No.
Part Name & Description Remarks
   
1
PNKM1476Z1
CABINET BODY             PS-HB
2
PNBC1496Z1       BUTTON, NAVIGATOR KEY                     ABS-HB
3
PNHR1773Z         GUIDE, BUTTON
PS-HB
4
PNBC1345R2
BUTTON, MESSAGE                    PMMA-HB
5
PNJK1191Z
KEYBOARD SWITCH                    
6
PNJT1153Z         CHARGE TERMINAL
7
PNKE1275Z1
CASE, CHARGE                    PS-HB
8
L0AA02A00119 
 
 
 
 
 SPEAKER                       
9
PQHG10729Z        RUBBER PARTS, SPEAKER
10
PNHR1757Z         GUIDE, SPEAKER
ABS-HB
11
PNLA1105Z         ANTENNA                       
12
PQJJ1T039M        JACK, MODULAR
13
K2ECYZ000001 
 
 
 
 
 JACK,  DC
14
PNKF1278Z1         CABINET COVER                   PS-HB
15
PQHA10023Z        RUBBER PARTS, FOOT 
CUSHION
Safety
Ref. 
No.
Part No.
Part Name & Description Remarks
PCB1
PNWPG7851UAH MAIN P.C.BOARD ASS'Y 
(RTL)
(ICs)
   
IC302  C0DBEYY00102 
 
 
 
 
 IC                               
IC501 C1CB00003837 
 
 
 
 
 IC (*3)(*4)                              
IC502 C3FBLY000150 
 
 
 
 
 IC                               
IC611 PNWITG6721GH 
 
 
 
 
 IC (EEPROM) (*1)                              
(TRANSISTORS)
Q141   B1ACGP000008 
 
 
 
 
 TRANSISTOR(SI)                   
Q142   B1ABDM000001 
 
 
 
 
 TRANSISTOR(SI)                   
Q144 B1ABCE000009 TRANSISTOR(SI) 
                  
Q161   DSC7003S0L        TRANSISTOR(SI)                   
Q301   B1ADGE000012 
 
 
 
 
 TRANSISTOR(SI)                   
Q302   B1ADGE000012 
 
 
 
 
 TRANSISTOR(SI)                   
(DIODES)
D101   B0EDER000009 
 
 
 
 
 DIODE(SI)                        
D141   PQVDRLZ20A        DIODE(SI)                       S
D362   B0ECKM000008 
 
 
 
 
 DIODE(SI)                        
D501   B0JCDD000001 
 
 
 
 
 DIODE(SI)                        
DA802 B0DDCD000001 
 
 
 
 
 DIODE(SI)                        
(RESISTOR ARRAYS)
RA101 EXB24V102JX 
      1k              
  
RA611 EXB28V332JX 
      3.3k              
  
Safety
Ref. 
No.
Part No.
Part Name & Description Remarks
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