Function Table Of Display - Sharp 902SH Service Manual

[2] Function table of Display

Main Display (LCD3000: RLCUBA017AF02)
Pin Terminal Input/Output
No. name
1 T-COM Input
2 T-COM Input
3 TFT-COM Input
4 COMC Output
5 COMC Output
6 COMDC Output
7 VCOMH Output
8 B0 Input
9 B1 Input
10 B2 Input
11 B3 Input
12 B4 Input
13 B5 Input
14 G0 Input
15 G1 Input
16 G2 Input
17 G3 Input
18 G4 Input
19 G5 Input
20 R0 Input
21 R1 Input
22 R2 Input
23 R3 Input
24 R4 Input
25 R5 Input
26 DCLK Input
27 HSY Input
28 VSY Input
29* SO Output
30 SI Input
31 SCLK Input
32 CS Input
33 RESET Input
34 VCC –
35 GND –
36 GND –
37 VDC –
38 VDC –
39* COM2 –
40* VCLAMP Output
41 VSS2 Output
42 VSS1 Output
43* NC –
44 VDD2 Output
45 C5- –
46 C5+ –
47 C4- –
48 C4+ –
49* C3- –
CONFIDENTIAL
Description of terminal
COM electric potential input for
CS
COM electric potential input for
CS
COM voltage input terminal
COM signal output
COM signal output
COM centre voltage output
COM amplitude voltage output
Blue data signal (LSB)
Blue data signal
Blue data signal
Blue data signal
Blue data signal
Blue data signal (MSB)
Green data signal (LSB)
Green data signal
Green data signal
Green data signal
Green data signal
Green data signal (MSB)
Red data signal (LSB)
Red data signal
Red data signal
Red data signal
Red data signal
Red data signal (MSB)
Data sampling clock
Horizontal sync signal
Vertical sync signal
Serial data output (Not used)
Serial data input
Serial clock input
Serial interface chip select
Hard reset
Logic power supply
Earth
Earth
Analogue power supply
Analogue power supply
Not used
Not used
DC/DC converter output
DC/DC converter output
Not used
DC/DC converter output
Booster capacitor connection
terminal
Booster capacitor connection
terminal
Booster capacitor connection
terminal
Booster capacitor connection
terminal
Booster capacitor connection
terminal (Not used)
Pin Terminal Input/Output
No. name
50 C3+ –
51 C2- –
52 C2+ –
53 C1- –
54 C1+ –
55 VDC2 Output
56 VDC2 Output
57 VR Output
58 VS Output
59 VS Output
In this unit, the terminal with asterisk mark (*) is (open) terminal which
is not connected to the outside.
1
59
6 – 33
902SH
Description of terminal
Booster capacitor connection
terminal
Booster capacitor connection
terminal
Booster capacitor connection
terminal
Booster capacitor connection
terminal
Booster capacitor connection
terminal
DC/DC converter output
DC/DC converter output
Reference power supply output
Source power supply output
Source power supply output
MAIN DISPLAY