Disply - Pioneer XV-HA5 Service Manual

5

7.2.2 DISPLY

XAV3029 (DISP ASSY V5901)
• LCD Module
Block Diagram
DIGITAL DIGITAL ANGLE ANGLE MONO
DISC DISC
REC REC
MD MD
TONE TONE
D.VOL D.VOL BGM BGM RDM RDM
TUNED TUNED GROUP GROUP
Block Diagram
VDD
VSS
VREF
RESET
STB
SCK
DATA
Pin Function
No. Pin Name
1 N.C.
2 VDD
3 VSS
4 VREF
5 RESET
6 STB
7 SCK
8 DATA
9 N.C.
5
6
MONO LP 2 4 LP 2 4 V.SURROUND V.SURROUND BB BB RPT – 1 PGM
X 2 X 2
03 03 04 04 05 05 06 06
13 14 15 16
9
VDD
VSS
VREF
IC1
RESET
STB
SCK
DATA
N.C.
Power supply for logic
Power supply (GND)
A standard voltage of internal regular voltage power supply is input to this terminal. Input the voltage of the
level according to a set voltage of LCD power supply.
L : OFF the display.
Write enable input. STB is low during data writing.
Start data write. Input data of internal shift register is latched at the positive edge of SCK.
Input serial data. Writing data sets the command of this LSI and the data for the display.
N.C.
6
7
PGM
07 07 08 08 09 09 0A 0A 0B 0B
17 18 19 1A 1B
1
DDRAM address (11 characters × 2 lines)
SD=0, CD=0
15 LCD PANEL
Pin Function
XV-HA5
7
8
PRGSVE PRGSVE
DIGITAL DIGITAL
L R
0C 0C 0D 0D
ECHO KEY
KARAOKE
1C 1D
68
8
A
B
C
D
E
F
105