67
PDR-609
IC701(PDC066)
12pin: 2V or less
No
No
Yes
model check
IC701(PDC066) 94 pin: 609/ System
IC701(PDC066) 92 pin: Legato
IC701(PDC066) 91 pin: High bit
RESET
It is an adjustment mode
by 3.5V or more.
The backup data is read from EEPROM
(Input selector and digital Volume etc.)
"POWER ON " display
Reset release of mechanism
control microcomputer (88 pin: "H")
Mechanism communication
Initialization of AD/DA Converter
Mechanism communication beginning
Setting of audio format
Mechanism communication
Input selection setting
Key reception
• EEPROM communication
IC7502(PDC066) 98 pin: EEP DATA
IC7502(PDC066) 100 pin: EEP CLOCK
• Mechanism communication
IC701(PDC066) 7 pin: MACK (Output)
IC701(PDC066) 28 pin: MREQ (Input)
IC701(PDC066) 95 pin: MSI (Output)
IC701(PDC066) 96 pin: MSO (Input)
IC701(PDC066) 97 pin: MSCK (Input)
Operation mode usually
Terminal TEST check
IC701(PDC066)
12pin: 3.5V
Yes
The unit checker mode
One second later
MAIN LOOP
At the operation usually
Power ON Sequence
Summary of Contents for PDR-609
Page 45: ...PDR 609 45 A B C D 5 6 7 8 5 6 7 8 G IC701 IC702 IC706 CN601 D SIDE A SIDE B ...
Page 73: ...73 PDR 609 Pin Function 2 5 ...
Page 74: ...74 PDR 609 Pin Function 3 5 ...
Page 75: ...75 PDR 609 Pin Function 4 5 ...
Page 76: ...76 PDR 609 Pin Function 5 5 ...
Page 80: ...80 PDR 609 AK8567 CD R CORE PCB ASSY IC101 RF Processor Pin Function 1 2 ...
Page 81: ...81 PDR 609 Pin Function 2 2 ...
Page 84: ...84 PDR 609 1 FL TUBE Grid Assignment Pin Connection PEL1101 OPERATING ASSY V701 7 2 2 DISPLAY ...
Page 85: ...85 PDR 609 Anode Connection ...