DOWNLOAD Sony CDX-C760 / CDX-C760RDS Service Manual ↓ Size: 1.82 MB | Pages: 59 in PDF or view online for FREE

Model
CDX-C760 CDX-C760RDS
Pages
59
Size
1.82 MB
Type
PDF
Document
Service Manual
Brand
Device
Car Audio
File
cdx-c760-cdx-c760rds.pdf
Date
PREV: Sony CDX-4150RDS Service Manual

Sony CDX-C760 / CDX-C760RDS Service Manual ▷ View online

– 33 –
Pin No.
Pin Name
I/O
Pin Description
62
BU-IN
I
Back-up power detection input
63
KEYACK
I
Key input acknowledge (WAKE UP)
64 – 66
NIL
I
Connect to GND.
67
TIMPOL
I
Time poling with/without setting input. Connect to GND.
68
VDD
—
Power supply for microcomputer.
69
XOUT
O
Main crystal oscillator output pin (5 MHz)
70
XIN
I
Main crystal oscillator input pin (5 MHz)
71
GND
—
GND for microcomputer.
72
XT2
O
Sub crystal oscillator output pin (32.768 kHz)
73
XT1
I
Sub crystal oscillator input pin (32.768 kHz)
74
AVDD
—
Power supply for A/D conversion.
75
AVREF
—
Reference power supply for A/D conversion.
76, 77
KEYIN0, 1
I
Key input
78, 79
RC-IN1, 2
I
Rotary commander input 1, 2
80
RE-IN0
I
Rotary encoder (VOLUME) input
– 34 –
4-2. CIRCUIT BOARDS LOCATION
DISPLAY board
LOAD SW board
SUB board
LIMIT SW board
SERVO board
DISC IN SW board
MAIN board
tuner unit
(TUX-006/2 (E))
– 47 –
• Waveforms
(MODE:PLAY)
1
3
4
5
6
7
IC501  
&ª
  (MDP)
2.6Vp-p
7.6
µ
sec
IC501  
*¶
  (LRCK)
5.8Vp-p
22.7
µ
sec
IC501  
(¡
  (BCK)
5.7Vp-p
474nsec
16.89MHz
IC501  
!‚‹
  (XTAI)
3.2Vp-p
Approx. 200mVp-p
IC1  
!¢
  (TE)
0V
2
Approx. 620mVp-p
IC1  
!§
  (FE)
0V
IC1  
!¶
  (RFO)
1.2Vp-p
IC4  MB814400C-70PFTN
VREF
1.25V
APC
LD AMP
APC
PD AMP
VC
VC
VC
VC
VC
VC
VCC
VC BUFFER
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
VC
VC
VC
RF
IV AMP1
RF
IV AMP2
F
IV AMP
TRACKING 
ERROR AMP
FOCUS
ERROR AMP
RF
SUMMING AMP
E
IV AMP
VC
VC
VC
VCC
VCC
APC
ON
RFI
RFO
FE
FE
BIAS
TE
EI
EO
NC
LD
PD
PD1
PD2
GND
F
E
VR
VC
NC
CONTROL      LOGIC
1
2
3
4
5
10
9
8
7
6
N. C.
OUT1
VS
OUT2
N. C.
GND
IN1
VCC
IN2
GND
WRITE
CLOCK
GENERATOR
DATA INPUT
BUFFER
DATA OUTPUT
BUFFER
COLUMN
DECODER
SENSE AMP
I/O GATE
4M BIT
MEMORY
CELL
ROW 
DECODER
ADDRESS
BUFFER
PRE-
DECODER
REFRESH
ADDRESS
COUNTER
BOARD
BIAS
GENERATOR
MODE
CONTROL
CLOCK
GENERATOR
1
CLOCK
GENERATOR
2
18
24
25
26
17
16
15
14
5
4
1
2
3
9
10
11
12
13
23
22
DQ1
DQ2
WE
RAS
A9
A0
A1
A2
A3
VCC
VSS
DQ4
DQ3
CAS
OE
A8
A7
A6
A5
A4
– 63 –
• IC Block Diagrams
IC1  CXA1791N-T4
IC6  LB1638MTP-T1
Page of 59
Display

Click on the first or last page to see other CDX-C760 / CDX-C760RDS service manuals if exist.

RANDOM: