Pioneer DVL-90 Service Manual page 94

DVL-90, DVL-700
; Pin Function
Data input from the mode control IC
Serial data output to the mode control IC
vO Clock for serial communication with the mode control IC
Becomes input mode without communicate with the mode control 1C
HINT Tracking error zero cross signal input
Monitor this signal when searching track count in the miss clamp detection
Subcode block sync. input
LOAD/TILT control output
0.5V= Tray IN, OUT/Tiit DOWN, UP 2.5V=STOP Use for tilt servo that tilt drive is PWM output.
rs [sw
34 |SW3 Switch input for Loading/Tilt position detection
ras [swe J
}36 |TBCLOCK | | | Spindle lock signal input "L'= Unlock "H"= Lock
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xBV
Serial control latch output of memory control IC PD3212A _ Latches at falling edge.
Track jump accelerating / decelerating signal input "L"= Other °H"= During accelerating / decelerating
PD6159B serial latch signal output Latches at falling edge.
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TZC switch signal output "H'= at normal "L*= at CD/DVD disc discrimination
DOCINA
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63 |TILTSUM | © _ [Disc present/absent detecting signal input by the tit sum in the DVD P.U. mode "H"= Absent 'L"= Present
| 54 {XTURNB | 1 [Tum switch input 'H'= Side A/tum 'L'= Side B
[55 [XTURNA | | [Tum switch input "H'=SideB/tum 'L's Side A
| 56 [xLDPUCUT | 1 _—_|LD P.U. out position detecting switch input "H*= LD P.U. active "L"= LD P.U. out position
DETPOW | | _|Use for power abnormal signal input port "L'= Normal "H'= Abnormal
| 58 |XFOK | 1 [Focus servo lock signal input "L'= Lock *H'= Unlock Use for lock detection of focus servo
Subcode Q reading OK signal input "L*= NG "H*= OK
This pin will be H when subcode Q data passed by CRC check.
| 60 [SRDMUTE| © [Mute contro! signal output for ACS Release MUTE during playback. 'L'= Release MUTE *"H"= MUTE
161 |SQ1_ | ~—O _|Analog audio switching signal output 1/L 'L'= Squelch OFF "H'= Squelch ON
|62|sQ2_ | =O _ Analog audio switching signal output 2/R_*L'= Squelch OFF "H"= Squelch ON
163 |XCX | 0 [Analog audio CX noise reduction switching signal output "L'= CX ON *H"= CX OFF
ft "L"= Analog "H'= Digital
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