DOWNLOAD Panasonic KX-AT7730 Service Manual ↓ Size: 530.18 KB | Pages: 17 in PDF or view online for FREE

Model
KX-AT7730
Pages
17
Size
530.18 KB
Type
PDF
Document
Service Manual / Supplement
Brand
Device
PBX / PROPRIETARY TELEPHONE
File
kx-at7730.pdf
Date

Panasonic KX-AT7730 Service Manual / Supplement ▷ View online

3
KX-AT7730 Series
1.2.
Replacement Parts List
Caution
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
2. Change of material or dimension
3. To meet approved specification
4. Standardization
5. Addition
6. Deletion
7. Correction
8. Other
Interchangeability Code (Symbols: B) Following V-Z interchange abilities are indicated on the Notes in the bottom column.
Parts
Set Production
V Original
New
Early (before change)
Late (after change)
Original or new parts may be used in early or late production sets.
Use original parts until exhausted, then stock new parts.
W Original
New
Early (before change)
Late (after change)
Original parts may be used in early production sets only. New parts may be used in early or
late production sets. Use original parts where possible, then stock new parts.
X Original
New
Early (before change)
Late (after change)
New parts only may be used in early or late production sets.
Stock new parts.
Y Original
New
Early (before change)
Late (after change)
Original parts may be used in early production sets only. New parts may be used in late
production sets only. Stock both original and new parts.
Z Other
Ref. No.
Part No.
Part Name & Description
Pcs
Remarks
 (Refer)
Notes
Time of change 
(Suffix)
Original (Old)
New 
Cabinet and Electrical Parts 
19
L5DYAYY00019
L5DYAYY00186
LCD
1
8
Y
B
Main Board Parts 
PCB1
PNWPAAT773N
PNWPAAT773N1
MAIN BOARD ASS´Y
for KX-AT7730HK, HKB, NE
 
1
Caution *1
8
X
B
PCB1
PNWPAAT773R
PNWPAAT773R1
MAIN BOARD ASS´Y
for KX-AT7730RU
1
Caution *1
8
X
B
PCB1
PNWPAAT773X
PNWPAAT773X1
MAIN BOARD ASS´Y 
for KX-AT7730X, XB, SX, SXB
1
Caution *1
8
X
B
PCB1
PNWPAAT773U
PNWPAAT773U1
MAIN BOARD ASS´Y
for KX-AT7730UE, UEB
1
Caution *1
8
X
B
IC1
PNWIAAT773N
PNWIAAT773N1
IC 
for KX-AT7730HK, HKB, NE
 1
Caution 
*2
8
X
B
IC1
PNWIAAT773R
PNWIAAT773R1
IC
 for KX-AT7730RU
1
Caution *2
8
X
B
IC1
PNWIAAT773X
PNWIAAT773X1
IC 
for KX-AT7730X, XB, SX, SXB
1
Caution *2
8
X
B
IC1
PNWIAAT773U
PNWIAAT773U1
IC 
for KX-AT7730UE, UEB
1
Caution *2
8
X
B
C112
ECUV1A225KBV
---------
CAPACITOR
1
8
Y
B
C113
ECUV1A225KBV
ECUV1A105KBV
CAPACITOR, 1u
1
8
Y
B
C114,115
ECUV1A225KBV
---------
CAPACITOR
1
8
Y
B
C118
---------
ECUV1A105KBV
CAPACITOR, 1u
1
8
Y
B
R157,158
ERJ3GEY0R00
---------
RESISTOR
1
8
Y
B
R159
---------
ERJ3GEY0R00
RESISTOR, 0
1
8
Y
B
IC3
C1CB00004219
C1CB00004920
IC
1
8
V
No.
Remarks
*1
Please change at the same time. (LCD, MAIN BOARD ASS´Y)
*2
Only IC can not be replaced from old to new. Please exchange LCD and MAIN BOARD ASS´Y.
4
KX-AT7730 Series
2 The Latest Exploded View and Replacement Parts List
2.1.
CABINET AND ELECTRICAL PARTS LOCATION
SCREW
1
6
7
8
9
11
10
3
5
4
21
2
A
A
A
A
A
A
A
A
A
A
15
20
19
16
PCB1
17
18
22
A4
22
22
22
12
13
14
A
Ref. No.
Figure
Part No.
XTW3+10PFJ7
5
KX-AT7730 Series
2.2.
ACCESSORIES AND PACKING MATERIALS
P2
A2
A1
A4
P1
P3
A3
A5 (RU only)
6
KX-AT7730 Series
2.3.
Replacement Parts 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 (
Ω) k=1000Ω, M=1000kΩ
All capacitors are in MICRO FARADS (
μF) p=μμF
*Type & Wattage of Resistor
2.3.1.
Cabinet and Electrical Parts
2.3.1.1.
WHITE
2.3.1.2.
BLACK
Safety
Ref. 
No.
Part No.
Part Name & Description Remarks
1
PNKM1793Z1
UPPER CABINET
ABS-
94HB
2
PQKE10070Z3
HOOK
ABS-
95HB
3
PSGD1065Z
TEL CARD
  
4
PSHR1264Z
TEL CARD COVER
PC
5
PNHR2126Z
LED LENZ
ABS-
94HB
6
PNWHAAT773X
SPEAKER ASSY
  
7
PSUS1018Z
SPRING
  
8
PSBH1007Z1
PUSH BUTTON
PC+ABS-
94HB
9
PSHG1122Z
MIC COVER
  
10
PNWMAAT773X
MIC ASSY 
  
11
PNBX1441Z1
SP-PHONE KEY
ABS-
94HB
12
PNBX1443Z1
12 KEY BUTTON                        ABS-
94HB
13
PNBX1440Z1
FUNCTION KEY       
ABS-
94HB
14
PNBX1442Z1
CO KEY
ABS-
94HB
15
PNBC1707Z1
NAVI KEY            
ABS-
94HB
16
PSSX1022Z
KEYBOARD SWITCH                   
17
PNYFAAT773X
LOWER CABINET ASSY
PS-94HB
18
PNYEAAT773X
NAME PLATE ASSY (for KX-
AT7730X)
18
PNYEAAT773S
NAME PLATE ASSY (for KX-
AT7730SX)
18
PNYEAAT773U
NAME PLATE ASSY (for KX-
AT7730UE)
18
PNYEAAT773N
NAME PLATE ASSY (for KX-
AT7730NE)
18
PNYEAAT773H
NAME PLATE ASSY (for KX-
AT7730HK)
18
PNYEAAT773R
NAME PLATE ASSY (for KX-
AT7730RU)
19
L5DYAYY00019
LCD (
Suffix
 A only)
  
19
L5DYAYY00186
LCD (Suffix B or later)
20
PNHR2501Z
LCD HOLDER
ABS-
94HB
21
PNGP1320Z1
LCD COVER PANEL
PC-
94VTM-2
22
PNHA1013Z
Foot Rubber
  
A
XTW3+10PFJ7
SCREW
Safety
Ref. 
No.
Part No.
Part Name & Description Remarks
1
PNKM1793Z2
UPPER CABINET
ABS-
94HB
2
PQKE10070Z1
HOOK
ABS-
95HB
3
PSGD1065Z
TEL CARD
  
4
PSHR1264Z
TEL CARD COVER
PC
5
PNHR2126Z
LED LENZ
ABS-
94HB
6
PNWHAAT773X
SPEAKER ASSY
  
7
PSUS1018Z
SPRING
  
8
PSBH1007Z2
PUSH BUTTON
PC+ABS-
94HB
9
PSHG1122Z
MIC COVER
  
10
PNWMAAT773X
MIC ASSY 
  
11
PNBX1441Z2
SP-PHONE KEY
ABS-
94HB
12
PNBX1443Z2
12 KEY BUTTON                        ABS-
94HB
13
PNBX1440Z2
FUNCTION KEY       
ABS-
94HB
14
PNBX1442Z2
CO KEY
ABS-
94HB
15
PNBC1707Z2
NAVI KEY            
ABS-
94HB
16
PSSX1022Z
KEYBOARD SWITCH                   
17
PNYFAAT773XB
LOWER CABINET ASSY
PS-94HB
18
PNYEAAT773XB
NAME PLATE ASSY (for KX-
AT7730XB)
18
PNYEAAT773SB
NAME PLATE ASSY (for KX-
AT7730SXB)
18
PNYEAAT773UB
NAME PLATE ASSY (for KX-
AT7730UEB)
18
PNYEAAT773HB
NAME PLATE ASSY (for KX-
AT7730HKB)
19
L5DYAYY00019
LCD (
Suffix
 A only)
  
19
L5DYAYY00186
LCD (Suffix B or later)
Safety
Ref. 
No.
Part No.
Part Name & Description Remarks
Page of 17
Display

Panasonic KX-AT7730 Service Manual / Supplement ▷ Download

  • DOWNLOAD Panasonic KX-AT7730 Service Manual ↓ Size: 530.18 KB | Pages: 17 in PDF or view online for FREE
  • Here you can View online or download the Service Manual / Supplement for the Panasonic KX-AT7730 in PDF for free, which will help you to disassemble, recover, fix and repair Panasonic KX-AT7730 PBX. Information contained in Panasonic KX-AT7730 Service Manual / Supplement (repair manual) includes:
  • Disassembly, troubleshooting, maintenance, adjustment, installation and setup instructions.
  • Schematics, Circuit, Wiring and Block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Exploded View and Parts List.