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C156-E097-01EN 3 - 25
Table 3.6 External operator panel interface (2 of 2)
Signal Pin Reference
setting
signal
Function
CTRGIN 1 – External cartridge sensor output (TTL-IC level)
L level: No cartridge in drive
H level: Cartridge in drive
0 V (GND) 8, 12, 16 – 0 V
3.4.4 External operator panel settings (CNH2)
(1) Device type mode
Table 3.7 shows the device type settings which are returned when the INQUIRY command is
issued to the optical disk drive.
Table 3.7 Device type mode setting
Device Type CNH 2/Pin 9 - GND
X'07' (Optical memory device) Open*
X'00' (Direct access device) Shorted
* Setting when delivered
(2) SCAM mode
Table 3.8 shows the settings which determine whether to use SCAM mode.
Table 3.8 SCAM mode setting
SCAM mode CNH 2/Pin 10 - GND
The optical disk drive uses SCAM mode. Shorted
The optical disk drive does not use SCAM mode. Open*
* : Setting when delivered