Service manual
GX30
6 – 29
CONFIDENTIAL
LCD001 RLCUB0049AFZZ : EXTERNAL DISPLAY
Pin No. Terminal name Input/Output Description of terminal Notes
1 V0 – Display drive power supply terminal –
2 V1 – Display drive power supply terminal –
3 V2 – Display drive power supply terminal –
4 V3 – Display drive power supply terminal –
5 V4 – Display drive power supply terminal –
6 GND – Ground –
7 RESB Input Reset signal –
8 CSB Input Chip select signal –
9 RS Input Register select signal “0”: Display RAM data
“1”: Command data
10 WRB Input Write signal “L”: Activated
11 RDB Input Read signal “L”: Activated
12 D0 Input/Output Data signal –
13 D1 Input/Output Data signal –
14 D2 Input/Output Data signal –
15 D3 Input/Output Data signal –
16 D4 Input/Output Data signal –
17 D5 Input/Output Data signal –
18 D6 Input/Output Data signal –
19 D7 Input/Output Data signal –
20 LP Input/Output Latch signal –
21 FLM Output Display sync signal –
22 GND (VSS) – Ground –
23 CK Input Master clock external input terminal –
24 CKS Input Master clock input selection terminal “L”: Built-in oscillation
25 VDD/VEE – Logic system power supply terminal –
26 VREG Output Output terminal for generating constant volt-
age
–
27 VOUT Output Built-in step-up circuit output terminal –
28 CAP1– Output Booster capacitor connection terminal (–) –
29 CAP1+ Output Booster capacitor connection terminal (+) –
30 CAP2– Output Booster capacitor connection terminal (–) –
31 CAP2+ Output Booster capacitor connection terminal (+) –
32 CAP3– Output Booster capacitor connection terminal (–) –
33 CAP3+ Output Booster capacitor connection terminal (+) –
To Input Terminal
1
EXTERNAL
DISPLAY
33