Read Panasonic WV-CU950 Service Manual online
3-
3
BLOCK DIAGRAM OF ETHER BOARD
IC12
CPU
RESET & WDT
&
SIngnal
Converter
SRAM 128bit
FLASH ROM
32Mbit
PLD
MAC & PHY
CLK BUF
RTC CLK
32.768kHz
CPU CLK
48.00MHz
EEPROM
PROM soket
16Mbit
IC9
IC13, IC14
IC15
IC16
CN8
IC17
Built In Trans
JK1
IC18
X3
25MHz
X2
X1
LED (2bit)
D1, D2
CN4
CN1
IC6
Regulator
Regulator
DC / DC
Converter
IC24
To MAIN BOARD
IC25
IC10, IC11
SW1(4bit)
+5V
+3.3V
+1.9V
CN5
CN9
SW3 (8bit)
D15-D22
LED (8bit)
IC23
IC1,
IC2, IC5
Adress bus
Data bus
Control bus
5 3.3V
5 3.3V
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