Operation Board Section - Panasonic KX-FL513RU Service Manual

7.12. OPERATION BOARD SECTION

The unit consists of a LCD (Liquid crystal display), KEYs and LEDs (light-emitting diodes). They are controlled by the Gate Array
(IC101) and ASIC (IC610: on the DIGITAL BOARD).
The key matrix table is shown below.
G/A
CN606
IC605
DIGITAL BOARD
1. Key Matrix
a. Hard Scan
KIN0
KSL0 AUTO ANSWER
KSL1 QUICK SCAN
KSL2 COPY
KSL3 RESOLUTION
KSL4 FAX START
*LED7 should be set to KSL4. "8 x 5" key matrix is executed by hardware scanning.
b. Soft Scan
SKS0 (LED6)
SKS1 (XLED9)
SKS2 (XLED10)
2. LED
• • • • AUTO ANSWER LED ON/OFF port---LED2
• • • • CALLER IQ LED ON/OFF port---LED3
CN102
3x3
KEYS
MATRIX
(Soft)
KIN1 KIN2
CALLER IQ NEXT
S6 VOL- CID-SEARCH
---------- PREV CID-PRINT
COLLATE ----------
---------- VOL+
SKIN0 (XLED8)
S10
S4
S5
LCD MODULE
CN101
GATE ARRAY IC
IC101
KIN3 KIN4
STOP MENU
DIRECTORY/
PROGRAM
----------
S12 MONITOR
S11 HELP
KIN1 (XLED12)
S7
S2
S1
185
8x5
KEYS
MATRIX
(Hard)
LED
OPERATION BOARD
KIN5 KIN6
FLASH H/S MUTE REDIAL/PAUSE
# 0
9 8
3 2
6 5
KIN2 (XLED11)
S9
S3
S8
KX-FL513RU
KIN7
*
7
1
4