Pioneer CDX-PD6 Service Manual page 58

CDX-PD6
8. Loosen the 2 screws. Remove the plate spring and
the rack.
9. Pull out the feed screw from the Pickup unit.
7.2 IC
- Pin Functions (PD5465A)
Pin No. Pin Name
1 VDIN
2 DOORSW
3 IPIN
4 IPOUT
5 CLMPSW
6 ELHOME
7 XSCK
8 XSO
9 XSI
xstb
10
xrst
11
12 XA0
13 VDCONT
14 EJKEY
asens
15
16 IPPOW
17 LOADSW
18 ELVSW
19–21 NC
bsens
22
23 SBSY
24 NC
reset
25
26 POWER
27 CONT
28 XIN
29 XOUT
30 VSS
31–33 KST1-3
kd!,kd@
34,35
36–38 NC
39 TESTIN
40 DCLOSE
41 WDSL
42 XWIH
43 XEMP
44 CHDT
45,46 CHM0,1
58
I/O Function and Operation
I VD power supply sensor input
I Door open position sense input
I IP-BUS data input
O IP-BUS dada output
I Disk clamp sense input
I Elevation sense input
O LSI clock output
O LSI data output
I LSI data input
O LSI strobe output
O LSI reset output
O LSI data discernment control signal output
O VD power supply control output
I Eject key input
I ACC power sense input
O BUS driver power supply control output
I Loading sense input
I Elevation OK input
Not used
I Back up power sense input
I Signal indicating head of subcode block input
Not used
I Reset input
O +5V power supply control output
O Servo driver power supply control output
I Crystal oscillating element connection pin
O Crystal oscillating element connection pin
GND
O Key strobe output
I Key data input
Not used
I Test program mode input
I Door close sense input
O Data comparison designation output
I DRAM data white inhibit input
I DRAM data read inhibit input
I Data comparison mode monitor input
O Data comparison mode output
Grease (Yellow:
PG-641)
Feed screw
Pickup
unit
Plate spring
Rack
Grease (White: KD-1)
Grease (Yellow:
PG-641)
Fig. 11