Service manual

GX30
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CONFIDENTIAL
[3] Function table of Display
LCD1000 RLCUB0048AF03: MAIN DISPLAY
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Pin
No.
Terminal
name
Input/
Output
Description of terminal
1 T-COM Input COM electric potential input for CS
2 T-COM Input COM electric potential input for CS
3 TFT-COM Input COM voltage input
4 COMC Output COM signal output
5 COMC Output COM signal output
6 COMDC Output COM center voltage output
7 VCOMH Output COM amplitude voltage output
8 B0 Input Blue data signal (LSB)
9 B1 Input Blue data signal
10 B2 Input Blue data signal
11 B3 Input Blue data signal
12 B4 Input Blue data signal
13 B5 Input Blue data signal (MSB)
14 G0 Input Green data signal (LSB)
15 G1 Input Green data signal
16 G2 Input Green data signal
17 G3 Input Green data signal
18 G4 Input Green data signal
19 G5 Input Green data signal (MSB)
20 R0 Input Red data signal (LSB)
21 R1 Input Red data signal
22 R2 Input Red data signal
23 R3 Input Red data signal
24 R4 Input Red data signal
25 R5 Input Red data signal (MSB)
26 DCLK Input Data sampling clock
27 HSY Input Horizontal sync signal
28 VSY Input Vertical sync signal
29 SO Output serial data output
30 SI Input serial data input
31 SCLK Input serial clock input
32 CS Input serial interface chip select
33 RESET Input Hardware reset
34 VCC – Logic power
35 GND – Ground
36 GND – Ground
37 VDC – Analog power
38 VDC – Analog power
39 COM2 – COM control for CS
40 VCLAMP Output Voltage for CS output
41 VSS2 Output DC/DC converter output
42 VSS1 Output DC/DC converter output
43* NC – Not used
44 VDD2 Output DC/DC converter output
45 C5– – Booster capacitor connection terminal
46 C5+ – Booster capacitor connection terminal
47 C4– – Booster capacitor connection terminal
48 C4+ – Booster capacitor connection terminal
49 C3– – Booster capacitor connection terminal
50 C3+ – Booster capacitor connection terminal
51 C2– – Booster capacitor connection terminal
52 C2+ – Booster capacitor connection terminal
53 C1– – Booster capacitor connection terminal
54 C1+ – Booster capacitor connection terminal
55 VDC2 Output DC/DC converter output
56 VDC2 Output DC/DC converter output
57 VR Output Reference power supply output
58 VS Output Source power supply output
59 VS Output Source power supply output
MAIN DISPLAY
59
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To Input Terminal