KX-NT511PRUW, KX-NT511PRUB (serv.man2) - Panasonic PBX Service Manual Supplement (repair manual)

kx-nt511pruw, kx-nt511prub (serv.man2) service manual supplement
Model
KX-NT511PRUW KX-NT511PRUB (serv.man2)
Pages
31
Size
4.68 MB
Type
PDF
Document
Service Manual Supplement
Brand
Device
PBX / IP PROPRIETARY TELEPHONE
File
kx-nt511pruw-kx-nt511prub-sm2.pdf
Date

Read Panasonic KX-NT511PRUW / KX-NT511PRUB (serv.man2) Service Manual Supplement online

IP Proprietary Telephone
Model No.
   KX-NT511PRUW
 KX-NT511PRUB
White Version
Black Version
(for Russia, Ukraine, Kazakhstan)
Please file and use this supplement manual together with the service manual for Model No. KX-NT511PRUW, 
KX-NT511PRUB Order No. KMS1405060CE.
TABLE OF CONTENTS
 PAGE
1 CHANGES ......................................................................... 2
1.1. SUBJECT ................................................................ 2
1.2.  TECHNICAL DESCRIPTIONS ................................ 3
1.3.  TROUBLESHOOTING GUIDE ................................ 9
1.4.  DISASSEMBLY AND ASSEMBLY  
INSTRUCTIONS .................................................... 17
1.5.  SCHEMATIC DIAGRAM LOCATION ..................... 18
1.6.  PRINTED CIRCUIT BOARD .................................. 22
1.7.  EXPLODED VIEW AND REPLACEMENT PARTS 
LIST ....................................................................... 24
ORDER NO. KMS1503016SE
2
KX-NT511PRUW/KX-NT511PRUB
1 CHANGES
1.1. SUBJECT
Main Board of KX-NT511 is changed from PNLB2311ZA to PNLB2311XA displayed on Printed Circuit Board.
LF206
L302
L303
L304
L207
C375
C376
R202
L301
T1
2014/09/03
A
PNLB2311XA
C201
C213
T2
L208
L209
R201
D2
1
L211
USB_G
USB_N
USB_P
USB_V
R235
C235
C237
C238
C241
C243
C247
IC202
+
+
+
-
-
-
USB_G
DGND
USB_N
USB_P
USB_V
R234
R235
R236
R237
R238
R239
C201
C203
R240
C205
C211
C212
C213
LF206
C235
PC1
PC2
C237
PC3
C238
PC4
PC5
SPM
SPP
C241
C243
C245
pcbmark-2
C247
C249
HS_MICM
C251
C253
L301
L302
L303
L304
IC202
HS_SPM
HS_SPP
LAN1
LAN2
LAN3
LAN4
LAN5
R106
R107
PoE1
PoE2
PoE3
HS_MICP
R159
R160
C139
T1
T2
D305
D306
L203
C373
L207
C374
L208
C375
L209
C376
C377
C378
C379
L211
C380
R201
R202
Suffix
Reason for suffix change
A to B
PCB change of Main Board (PNLB2311ZA → PNLB2311XA)
Suffix Location
KX-NT511PRUW/KX-NT511PRUB
3
1.2.  TECHNICAL DESCRIPTIONS
Changed from the Original Service Manual Section 4.
1.2.1.  Block Diagram
AFE
MII
DSPG DVF9918
GPIO
SDRAM
256Mbyte
Flash
1Gbyte
RJ45 CON
To LAN
10/100BASE-T
Ethernet I/F  
TXD[3:0]
CRS
TX_CLK
RX_DV
RX_ER
RXD[3:0]
RX_CLK
COL
PHY_nRST
MDC
MDIO
TX_EN
Audio
LCD module
Ope PCB
LED 
LCD_CS
LCD_RST
LCD
HOOK SW
HOOK_DET
Key matrix 
SPI(2)
MPMC
+5.5V
DC IN
Power supply
KEY
5 x 5 matrix
LCD_RS
LCD_SCL
LCD_DO
RSTN
GPIO
Fast
L2 Switch
with PHY
RJ45 CON
To PC
10/100BASE-T
P_0
P_5
P_1
PULSE
Trans
PULSE
Trans
+3.3V
PHY_INT
INT
Handset
HSSPOUT
HSMICIN
+5V
+3.3V
+3.3V
CN
MIC
Speaker
MIP/MIN
SPP/SPN
GPIO
DC/DC
+3.3V
+3.3V
UART(1)
MICBIAS
LED&KEY I/F
Xtal
Xtal
25
MHz
NAND IF
25MHz
MICBIAS
+3.3V
USB(2)
For
TEST
Internal +1.8V
Internal +1.2V
+3.3V
+1.8V
GPIO
10Port
GPIO
CONTRAST
+5V
Reset
LAN PCB
LED PCB
LED 
+3.3V
GPIO
CN
CN
Main PCB
+48V
+8V
802.3af
PoE IC
Detect
Voltage
4
KX-NT511PRUW/KX-NT511PRUB
1.2.2 
Circuit Operations
1.2.2.1  LCD Circuit
LCD data are output from pin B9 of IC302 to LCD module.
LCD contrast is set by electronic volume(pin A13,C13).
LCD_A0
LCD_CS
LCD_D0
LCD_CLK
LCD_RST
R144
C133
C132
C131
C130
DGND
C129
CN2
1
Vss
2
ResetB
3
V0
4
V1
5
V2
6
V3
7
V4
8
Vss
9
Vdd
10 SCL
11 SI
12 CSB
13 RS
14 Vss
R145
C134
DGND
3.3V
DGND
R141
C135
DGND
R140
R143
R142
Q106
1
2
3
4
5
DGND
1
8
2
7
RA110
3
6
4
5
LCD_5V
L103
R116
5V
To LCD
IC302
R1
B9
B10
A9
C13
A13
D13
1.2.2.2  Reset Circuit
Reset Signal is output from IC301 and input into IC302-pin L12.
C329
AGND
VDD1.2V
PWR_RST
C328
C330
L12 RSTN
M13 TEST_ANA
K12 VREF
E11 VDD0
G4 VDD1
K9 VDD2
K7 VDD3
K8 VDD4
R305
C326
C327
DGND
DGND
5V
DGND
DGND
VDD3.3V
IC301
1 VSS
2 VDD
3
CD
4
OUT
IC302
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Download Panasonic KX-NT511PRUW / KX-NT511PRUB (serv.man2) Service Manual Supplement

Here you can read online and download Panasonic KX-NT511PRUW / KX-NT511PRUB (serv.man2) Service Manual Supplement in PDF. KX-NT511PRUW / KX-NT511PRUB (serv.man2) service manual supplement will guide through the process and help you recover, restore, fix, disassemble and repair Panasonic KX-NT511PRUW / KX-NT511PRUB (serv.man2) PBX. Information contained in service manuals typically includes schematics / circuit diagrams, wiring diagrams, block diagrams, printed wiring boards, exploded views, parts list, disassembly / assembly, pcb.