Explanation Of Ic Terminals - Sony HCD-D1 Service Manual

SECTION 6
EXPLANATION OF IC TERMINALS
1C701 «PD78044AGF-102-3B9 (System Control : DISPLAY board)
1/0 Description
Q}Q};aQ
LCD drive.
Q
Q|
ie]
D
CD CLOCK
CD DATA
SENSE
XLT
PRGL
SQCLK
— io)
—
dN
Latch output to DSP (CXD2507AQ).
Latch output to D/A converter (PCM710 )
Sub-code Q data scanning clock output.
— Ww
4
—
Not used. (OPEN)
I Sub-code Q data serial input.
On
SUB Q
RESET
BACK UP
MD/TC
A/D GND
FCS SW
LOAD OUT
LOAD IN
ADJ
IN/OUT SW
VERSION
KEY IN
KEY IN
A/DVDD
AVREF
XT
XT2
GND
i
CD test mode input. "L": Test mode
CD tray loading IN/OUT switch input.
18
0
Ze
W
\o
dO aN
loo "I
iw
5
6
27
dh
_
Model select input.
CD control key input.
Amplifier control key input
A/D converter power suplly. (connect to VDD)
A/D converter reference voltage input.
Sub system clock. (32.768kHz)
Data output TC9210 (Electrical volume) and BU2092 (Serial/parallel).
'oO
Ww
WwW
—
Ww
f
~<
_
WwW
Ww nN bo
Ww Ww Ww NTd oo Ww bt 1 oo
ron
<
STD IN
STD OUT
ST CLK
ST CE
DATA
WwW
7
as oO
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