Read Panasonic KX-TDA1176X Service Manual Supplement online
3
KX-TDA1176X
1.3.
Technical Descriptions
Change from the Original Service Manual Section 5
1.3.1.
Block Diagram
KX-TDA1176X BLOCK DIAGRAM
PLD
TACKER/
SAMSON
Backboard
BB Connector
OSC16.3 8
4 M
OSC
12.288M
EC-Bus
CT-Bus
15V
Card_ID
FLASH
(512KB)
SRAM
(128KB)
PCM-HW
Serge
PFT
Jack
T/R
PFT
Relay
T/R
PFT
Jack
Jack
SLIC/CODEC
2ch
Port1
SCI(7pin)
DC/DC
3.3V
FPGA_INT
BELL_SYNC
nHALT
nIRQ1
BELL_SYNC
FPGA_INT
Diag T/R
nHALT
40V
Si32261
Diag
Diag T/R
nCS0
nCS1
nCS2
nCS3
nCS[3: 0]
nIRQ1
CPU
nIRQ0
nIRQ1
nIRQ3
Port4
Port3
Port2
Port6
Port5
PFT
Relay
Port7
8
Port 15 16
Port 13 14
Port 11 12
Port 9
10
Si32261
Si32261
SPI
C_CS[0:11]
C_INT[0:11]
nIRQ2
Local
Control
Bus
Control
Bus
C_CS[0]
C_CS[1]
C_CS[2]
C _INT[0]
C_INT[1]
C_INT[2]
C_INT[3]
C_CS[3]
PCM_HW
SPI
C_INT[4]
C_CS[4]
PCM_HW
SPI
C_INT[5]
C_CS[5]
PCM_HW
SPI
C_INT[6]
C_CS[6]
PCM_HW
SPI
C_INT[7]
C_CS[7]
PCM_HW
SPI
Port8
Port7
Port10
Port9
Port12
Port11
Port14
Port13
Port16
Port15
Backboard
Con.
OSC32M
Program
connector
Note1.Group of Signal lines
Local Control
Local Control
Bus
:
connect to PLD
ADR[4:0],DATA[15:0], nWE , nR D ,nWAIT , CKIO
PCM - HW :
HWCLK
HWCLK
,HWFH
,DHW
,UHW
SPI :
SCLK
SCLK
,DOUT
,DIN
LED x 2
40V
Serge
DCDC
DCDC
40V
Relay
control
circuit
PR_SET
PF_RELAY
Serge
PFT
Relay
PFT
DCDC
Serge
DCDC
Relay
T/R
T/R
*1
*1:These Blocks are not mounted on PCB.
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