User Guide

Nokia Customer Care System Module
Company Confidential RH-30/RH-31
Issue 2 11/2004 © 2004 Nokia Corporation. Page 53
LCD
RH-30/RH-31 has 130 x130 pixel 12bpp (bits per pixel) passive matrix color STN display.
LCD is connected to transceiver PWB by 10-pin board to board connector. Interface is
using 9-bit data transfer. Partial display function is implemented in the module. Table 1
shows main characteristics of RH-30/RH-31 LCD.
Figure 3 shows LCD interface connections. More detailed connections are described in
External and internal signals and connections.
Table 3: LCD Characteristics
Technology CSTN
Display format 130 columns x 130 rows
Weight 6.7 g
Illumination Mode
RAM bit data
Transflective
"0000"…OFF (minimum voltages) Black
Numbers of colours 4096
Color dot layout Stripe (RGB)
Dot pitch 210µm (W) x 210µm (H)
Main viewing direction 6 o’clock