Sony UP-DR200, Руководство по обслуживанию, Страница: 55 / 102

4-7
UP-DR200
4-6-11. Ribbon Mark Sensor
Function: Detects the cue mark of an ink ribbon using right and left sensors.
Signal:
CN421 on SE-934 board
→
CN15 on MEC-36 board
→
CN3 on MEC-36 board
→
CN902 on
MA-168 board
TP: TP40 (R) and TP42 (L) on MEC-36 board
Level: 2.5 Vp-p (A/D input)
Position _ _ _ _ _ Y cue _ _ _ _ _ M cue _ _ _ _ _ C cue _ _ _ _ _ L cue _ _ _ _ _
mark mark mark mark
R L L L H L H L H L
L L H L L L L L L L
4-6-12. Paper FG Sensor
Function: Detects the rotation of a stepping motor.
Signal:
CN431 on SE-935 board
→
CN16 on MEC-36
board
→
CN3 on MEC-36 board
→
CN902 on
MA-168 board
TP: TP45 on MEC-36 board
Level: 2.5 Vp-p, rectangular-wave input
4-6-13. Takeup FG Sensor
Function: Detects the rotation of a takeup motor.
Signal:
CN441 on SE-936 board
→
CN9 on MEC-36
board
→
CN3 on MEC-36 board
→
CN902 on
MA-168 board
TP: TP37 on MEC-36 board
Level: 2.5 Vp-p, rectangular wave input
4-6-14. Supply FG Sensor
Function: Detects the rotation of a supply motor.
Signal:
CN451 on SE-937 board
→
CN10 on MEC-36
board
→
CN3 on MEC-36 board
→
CN902 on
MA-168 board
TP: TP38 on MEC-36 board
Level: 2.5 Vp-p, rectangular wave input
4-7. Temperature Detection
4-7-1. Head Thermister
Function: Detects the temperature of a thermal head.
Signal:
Thermal head
→
CN901 on MA-168 board
TP: TP801 on MA-168 board
Level: 2.5 Vp-p (A/D input)
Approx. 1.7 V at a temperature of 25
d
C
4-7-2. Room Thermister
Function: Detects the temperature in a storage.
Signal: CN331 on SE-929 board
→
CN5 on MEC-36
board
→
CN3 on MEC-36 board
→
CN902 on
MA-168 board
TP: TP11 on MEC-36 board
Level: 2.5 Vp-p (A/D input)
Approx. 1.7 V at a temperature of 25
d
C
4-7-3. Platen Thermister
Function: Detects the temperature around a platen.
Signal:
Thermister
→
CN7 on MEC-36 board
→
CN3
on MEC-36 board
→
CN902 on MA-168 board
TP: TP15 on MEC-36 board
Level: 2.5 Vp-p (A/D input)
Approx. 1.7 V at a temperature 25
d C