Text preview for : 07_03_01.pdf part of PANASONIC KX-FP343 SERVICE MANUAL
Back to : KX-FP343.part1.rar | Home
CN504
IC501 ASIC IC520 GATE ARRAY
D[7:0] DRB[7:0]
OP-RESET
TO OP-PANEL
DB[7:0] XRD XWR
KSTART,KLATCH KSCLK,KTXD
KRXD
ADR[15:13] RBA[5:0] ADR[12:0]
CN503
CISLEDON
F1,FTG
TO CIS
A[12:0] RBA[5:0] A[7:4] RBA[5:0]
VIDEO
IC520 GATE ARRAY
DIR B G A
A[4:0]
IC523 FLASH
IC503 DRAM
IC505 MODEM
A[4:0] D[7:0]
CN505 D[7:0] D[7:0]
NEW THDAT, NEW THCLK, NEW THLAT, NEW STB1,NEW STB2
A[17:0]
A[9:0]
TO THRMAL HEAD
XRD
TM
+24V
+24V
XROMCS XOPRBE XCS +3.3V
XRD XWR XRAS XCAS
XRD XWR XCS
TX RX
32.256MHz
CN515 XRAS XCAS XCAS2 XMDMCS XHSTRD XHSTWR
IC508 MOTOR DRV
TO MOTOR
RM[3:0],RXE
CN516
IC510
TO MOTOR
TX[3:0],TXE
CN517
MOTOR DRIVE
CN506
+24V,+5V,PG,DG
PS501
SENSOR LED ON
PTOP
Sensor P.C.B SW501
TO POWER SUPPLY
TO ANALOG P.C.B
+3.3V/BATT +2.5V/BATT +3.3V
SW502
FILM DETECTION +3.3V/BATT +2.5V/BATT COVER OPEN
RESET-IC
OUT VDET GND IN
+5V
+2.5V
Q505
+3.3V
Q506
+ BATT -
24MHz
32.768KHz
XWDERR XRESETI XORESET XRESET XBACKEN
KX-FP343CE : DIGITAL BOARD BLOCK DIAGRAM