Pioneer DVL-909 Service Guide - Page 9

Flpb, Keyb, Dvd Main, Power Supply, Cld Main - remote

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DV-505, DVL-909, DV-S9 1.2.6 System Control (DVL-909) FLPB, KEYB DVD MAIN 13 16 102,107,108,111 IC101 PD4890A Mode Control (FL Cont.) 22 21 SI1,SO1 SCK1,XRDY KEY Remote Sensor IC601 PD3381A System Cont. IC604 Work RAM IC603 FLASH ROM IC602 GUI 4M ROM DATA,ADDRESS MAIN BUS MAD0-MAD7 IC801 MB86371 AV-Dec. POWER ON XRESET POWER SUPPLY ASSY IC701 PD4833A LSI-11 142 151 19 26 IC501 PD4889A Mech. Cont. (DVD) 39 77 8 10 65 72 IC201 LC78650E-P Digital Servo SO1,SI1 SCK1 DVDP PK Slider Position SW Loading Position SW Tilt / Loading M Motor SLDPOS 9 SW1-3 IC803 33 35 19 21 IC101 XLPO PD0260A2 56 Mech. Cont. (CLD) XTurn A 55 XTurn B 54 24 25 IC171 LD/DVD Carriage Out position SW Turn A/B SW Tilt / Loading Drive CLD MAIN Turn M Drive 1) Interface between Mode Cont. and System Cont. XRDY 13 IC101 PD4890A 46 Mode Control 14 (FL Cont.) 15 16 XRDY LT1 SCK1 SO1 SI1 102 IC601 65 PD3381A 111 System 107 Cont. 108 LT1 SCK SI SO DATA Timing Chart If there is no communication for 2 sec., Mode Cont. turn off the power and reset. 9

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9
DV-505, DVL-909, DV-S9
1.2.6 System Control (DVL-909)
IC501
PD4889A
Mech. Cont.
(DVD)
IC101
PD4890A
Mode Control
(FL Cont.)
IC601
PD3381A
IC801
MB86371
AV-Dec.
System
Cont.
IC601
PD3381A
System
Cont.
KEY
POWER ON
XRESET
Remote
Sensor
22
21
IC101
PD4890A
Mode Control
(FL Cont.)
16
15
14
46
13
108
107
111
65
102
77
39
13
16
19
26
IC201
LC78650E-P
Digital
Servo
65
72
8
10
IC101
PD0260A2
Tilt / Loading
Drive
Tilt /
Loading
Motor
Turn
Drive
Mech. Cont.
(CLD)
24
9
25
54
55
56
33
35
142
151
SI1,SO1
SCK1,XRDY
102,107,108,111
IC604
Work
RAM
IC603
FLASH
ROM
IC602
GUI
4M ROM
DATA,ADDRESS
MAIN BUS
IC701
PD4833A
LSI-11
MAD0–MAD7
19
21
Slider
Position
SW
Loading
Position
SW
LD/DVD
Carriage
Out position SW
Turn
A/B SW
M
M
SLDPOS
SW1–3
XLPO
XTurn A
XTurn B
IC171
IC803
FLPB, KEYB
DVD MAIN
POWER SUPPLY
ASSY
CLD MAIN
SO1,SI1
SCK1
DVDP PK
DATA
XRDY
LT1
SCK
SI
SO
1) Interface between Mode Cont. and System Cont.
XRDY
LT1
SCK1
SO1
SI1
Timing Chart
If there is no communication for 2 sec.,
Mode Cont. turn off the power and reset.