Sony Ericsson CDX-CA860X, CDX-CA850X service manual PF7, Uni So, Uni Si, Uni Sck, Vref

Page 22

CDX-CA850/CA850X/CA860X

Pin No.

Pin Name

I/O

Pin Description

 

 

 

 

85

XTAL

Crystal oscillator (18.432 MHz)

 

 

 

 

86

EXTAL

Crystal oscillator (18.432 MHz)

 

 

 

 

87

VSS

Ground pin

 

 

 

 

88

PF7

O

Not used (open)

 

 

 

 

89

VCC

Power supply pin

 

 

 

 

90 – 96

PF6 – PF0

O

Not used (open)

 

 

 

 

97

UNI SO

O

SONY Bus data output

 

 

 

 

98

UNI SI

I

SONY Bus data input

 

 

 

 

99

VSS

Ground pin

 

 

 

 

100

VSS

Ground pin

 

 

 

 

101

UNI SCK

I

SONY Bus clock input

 

 

 

 

102

P53

O

Not used (open)

 

 

 

 

103

AVCC

Power supply pin for A/D converter

 

 

 

 

104

VREF

Reference voltage for A/D converter

 

 

 

 

105 – 111

P42 – P46

O

Not used (Connecting to ground.)

 

 

 

 

112

P47(SA DATA)

I

Spectrum analyzer data input

 

 

 

 

113

AVSS

Ground pin

 

 

 

 

114

VSS

Ground pin

 

 

 

 

115 – 122

P17 – P10

O

Not used (open)

 

 

 

 

123

MD0

Mode select

 

 

 

 

124

MD1

Mode select

 

 

 

 

125

MD2

Mode select

 

 

 

 

126 – 128

PG0 – PG2

O

Not used (open)

 

 

 

 

22

Image 22
Contents Specifications CDX-CA850Service Notes CDX-CA850/CA850X/CA860XDiagrams Table of ContentsDisassembly Exploded ViewsSection General CDX-CA850/CA850X/CA860X CDX-CA850/CA850X/CA860X CDX-CA850/CA850X/CA860X CDX-CA850/CA850X/CA860X Connection CD Mechanism Block Section DisassemblySUB Panel Assy Main Board Heat Sink Chassis T Assy Lever Section Servo BoardARM Roller Assy Chassis OP AssyOptical PICK-UP Block Section Diagrams IC PIN DescriptionsAsyo RfdcAvsso AsyiOpen ResetNCO CloseNIH Self SWVDD PH1Door SW/FLS SI VCCE2PSIO FLS SOX0A Flash W I2CSIOX1A NoseswPD0 PG3PG4 PD2UNI SI PF7UNI SO UNI SCKBlock Diagram CD Section DisplayBlock Diagram Tuner Section SectionBlock Diagram Display Section Flash onCircuit Boards Location Key Board Printed Wiring Boards CD Mechanism Section Semiconductor Location IC B/D IC B/D Printed Wiring Boards Main Section US,Canadian model CA850/CA850X CA860X US,Canadian model AEP,UK model IC B/D Schematic Diagram Main /4 Refer to page 27 for Waveforms Printed Wiring Board SUB CD Section Schematic Diagram SUB CD Section Printed Wiring Board KEY Section IC B/D IC Block Diagrams IC1 CXA2596MIC301 TDA7406T IC302, 303 NJM2160AV Section Exploded ViewsChassis Section 22 #3Front Panel Section Not102 CDX-CA850/CA850X/CA860X 209 Section Electrical Parts List Disc in KEY ResistorsSwitch SW4 KEY Limit Load MainMain PIN, Connector 16P Main R101 Description Remark R321 216-797-11 Description Remark R399 216-837-11 Main Servo Tuner Unit TUX-020 VibratorServo SUB SUB CD SUB CD MiscellaneousRevision History