Panasonic KX-W1500

7.4 FDD Unit
GNDA
IC1
(M5281 9)
Read/Write 1C
WCST
ERSO
ERS1
HD1B
HD1A
HDOB
HDOA
PAGA
PAGB
VCCA
DFCA
DFCB
DFOA
DFOB
IC3
(upc358G2)
OP Amp
PH 101
(GP1S17)
Photo Coupler
O OO
(2SD973-S)
Transistor
1: Anode
2: Cathode
3: Emitter
4: Collector
1: Base
2: Collector
3: Emitter
e562
TST2 VDD
HDI RPM
ERAS TST1
INSK CNT
STPS
STPA
WRPI
STPB
XTOO TKOI
XTii WRGO
DSKI ERGO
DSEL REST
MTON PDWN
DIRC FGI
STEP STPV
WRGI STPV
REDY HDO
WRPO LEDI
TKOO DSCO
GND IDXO
IC2
(MHO004)
Mechanical and Logic Controller
VS2 (01) VS1 (01)
Vcc 01 OUT
01 DIRECTION 01 OUT
GND GND
GND GND
02 DIRECTION [| 02 OUT
POWER SAVE 02 OUT
VS2 (02) VS1 (02)
IC4
(HA13421)
Stepping Motor Driver
of ie
1: Anode
PH 102 2: Cathode
(ON2170) @) @® 3: Emitter
Photo Coupler 4: Collector