Read Panasonic KX-FP88RS-B Service Manual online
7.3. CONTROL SECTION
7.3.1. BLOCK DIAGRAM
+5V
CN506
IC501
ASIC
ASIC
ADR [15:13]
RBA [5:0]
ADR [12:0]
DB [7:0]
XRD
XWR
ADR [17:0]
D [7:0]
XWR
XRD
XRAS
XCAS
ADR [17:0]
ADR [12:0]
ABR [5:0]
ADR [12:0]
ABR [5:0]
ADR [11:0]
ADR [4:0]
ABR [0:2]
XRD
XCS
XROMCS
XRAS
XCAS
XMODEMCS
FMEMDI
OP-RESET
SENLEDON
PTOP
FILMEND
RESET IC
OUT
IN
+5V
+3.3V
+5V
IC514
ANALOG ASIC
CN501/
CN507
CN509
BATT
GND
FMEMDO
FMEMCS
FMEMCLK
XORESET
IC502
ROM
IC503
DRAM
D [7:0]
W/P
XWR
XRD
CLE
XCS
R/B
ALE
IC512
FLASH
MEMORY
ADR [14:0]
D [7:0]
XWR
XRD
IC504
SRAM
ADR [4:0]
D [7:0]
XWR
XCS
32.256MHz
XRD
TX
RX
IC505
MODEM
XORESET
MICLK MILAT
+5V/BATT
MIDATA
+3V/BATT
XWDERR
WRESETI
CN505
IC506
IC508
PS501
SW501
32.768KHz
TO
POWER SUPPLY
+24V, +5V, PG, DG
THDAT, THCLK, THLAT
STB1, STB2
KSTART, KLATC, KSCLK
KTXD
KRXD, JOG1, JOG2
TM
+24V
+24V
TO
THERMAL HEAD
CN504
TO
OPERATION PANEL
TO ANALOG BOARD
TO MIC
CN502
TM [3:0]
TXE
TM [3:0]
TO MOTOR
24MHz
VCC
CONTROL SECTION BLOCK DIAGRAM
KX-FP88RS-B
125
KX-FP88RS-B
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