Abbreviated Signal Explanation - Sanyo SFX-110 Service Manual

(4) Abbreviated signal explanation
SIGNAL FEATURE LOCATION
NOTES
HDATA Print data CN1-3
HCLK
Print clock CN1-4 1MHz clock
/STB1 -4 Print strobe CN1-5-1O Low active
THM Thermistor signal CN1-7
30Kohm at 25°C
ILATCH Thermal head data signal CN1-11 Low active
DO-7 LCD data bus CN2-1-8
ESTB LCD enable CN2-1 O
RS LCD register select CN2-11
LPCAL Lamp call (Canada only) CN2-12
Low active
LPAUT Lamp Auto CN2-13 Low active
LPERR Lamp Error CN2-14 Low active
LPFRE Lamp Speakerphone CN2-15 Low active
LPANS Lamp Answer CN2-16
Low active
LPICM Lamp MSGS (Incomming) CN2-17
Low avtive
COLO-2 Key column select CN2-26-29
/ROWO-4 Key row select CN2-30-34
SPOUT Speaker input signal CN3-2 TAS & Monitor
KYTONE
Key tone signal CN3-3 Key & Alarm
IDHS
Hook sw signal CN3-4
Low:
Hook off
HS/LOOP Loop detect CN3-5
High loop
PCE Ringing signal CN3-6
Higih Ringing
EARTH Earth relay drive signal CN3-7 Germany only
ETEL Etel relay drive signal CN3-8
SHORT Short relay drive signal
CN3-9 High active
DP Dp relay drive signal CN3-10
High active
CML Cml reley drive signal CN3-11
High active
TRLINE T/R data signal CN3-17
MONITOR Monitor signal CN3-18
VIDEO CIS output signal CN4-1
SP CIS synchronize siganl
CN4-4
/RMoo-3 Motor Drive signal CN5-1-6
ICAM Cam position signal CN7-1
ICUTS Cut position signal CN7-3
IPAP Paper left signal CN9-1
IJAM Jam sensor signal
CN9-3
/PAPZ Paper end signal CNI1-2
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