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