Panasonic DP-MB545 / DP-MB537 / DP-MB536 / DA-FAP109 / DA-FAP110 Service Manual ▷ View online
89
DP-MB545/537/536 series
6.14.2. Operation panel board: Touch Panel model (MB537/545)
The unit consists of KEYs and LEDs (light-emitting diodes).
They are controlled by the Gate Array (IC1) on Operation board and IC300 on Main board.
The key matrix table is shown below.
They are controlled by the Gate Array (IC1) on Operation board and IC300 on Main board.
The key matrix table is shown below.
Key Matrix
Hard Scan
LED
•AUTO ANSWER LED(LED1) ON/OFF port---XLED12 (IC1-15pin)
•WiFi MODE LED(LED2) ON/OFF port---XLED11 (IC1-16pin)
•Soft SW LED(LED10) ON/OFF port---LED5(IC1-41pin)
•WiFi MODE LED(LED2) ON/OFF port---XLED11 (IC1-16pin)
•Soft SW LED(LED10) ON/OFF port---LED5(IC1-41pin)
KIN0
KIN1
KIN2
KIN3
KIN4
KIN5
KSL0
1
2
3
WPS
KSL1
STOP
4
5
6
KSL2
START
7
8
9
BACK
KSL3
AUTO ANSWER
0
#
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90
DP-MB545/537/536 series
6.15. LCD Section (MB536)
The font data is sent from SOC (Main board) by serial interface.
The contrast is controlled by Electronic Volume. LCD reset act at Low level.(RST)
The contrast is controlled by Electronic Volume. LCD reset act at Low level.(RST)
91
DP-MB545/537/536 series
6.16. COLOR LCD Section (MB537/545)
6.16.1. Electric Block Diagram
Touch panel IF Board
LSI (IC2)
This custom LSI is used for Color LCD operations.
ROM (IC4) (256M-bit)
This FLASH ROM contains all of the program instructions on the unit operations.
And support the LCD initial data.
And support the LCD initial data.
TOUCH PANEL CONTROLLER (IC5)
This IC is used for touch screen operations.
USB HUB (IC7)
This IC controls USB switching of LSI (IC2) and USB memory.
92
DP-MB545/537/536 series
6.16.2. Description of Pin Distribution (IC2)
Pin No.
Pin Name
I/O
Function
Signal Name
B1
P5_3
O
BACK LIGHT ON/OFF CONTROL
LED_ON
C2
P5_4
O
LCD SERIAL CLOCK
LCD_SCL
D2
P5_5
O
LCD SERIAL CHIP SELECT
LCD_CS
C1
P5_6
O
LCD SERIAL DATA
LCD_SDA
D1
P5_7
O
NC
-
D3
P5_8
O
LCD RESET
LCD_RST
E3
P5_9
O
NC
-
E1
P5_10
O
NC
-
E2
P5_11
O
NC
-
F2
P5_12
O
NC
-
F4
P5_13
O
NC
-
F3
P5_14
O
NC
-
F1
P5_15
O
NC
-
G3
P6_0
O
LCD DATA
LCD0_DATA8
G2
P6_1
O
LCD DATA
LCD0_DATA9
G1
P6_2
O
LCD DATA
LCD0_DATA10
H3
P6_3
O
LCD DATA
LCD0_DATA11
H2
P6_4
O
LCD DATA
LCD0_DATA12
H1
P6_5
O
LCD DATA
LCD0_DATA13
J4
P6_6
O
LCD DATA
LCD0_DATA14
J1
P6_7
O
LCD DATA
LCD0_DATA15
J3
P6_8
O
LCD DATA
LCD0_DATA16
J2
P6_9
O
LCD DATA
LCD0_DATA17
K1
P6_10
O
LCD DATA
LCD0_DATA18
K2
P6_11
O
LCD DATA
LCD0_DATA19
K3
P6_12
O
LCD DATA
LCD0_DATA20
L2
P6_13
O
LCD DATA
LCD0_DATA21
M2
P6_14
O
LCD DATA
LCD0_DATA22
L3
P6_15
O
LCD DATA
LCD0_DATA23
N2
P7_0
O
NC
-
M3
P7_1
O
NC
-
N1
P7_2
O
NC
-
P3
P7_3
O
NC
-
R2
P7_4
O
LCD CLOCK
LCD0_CLK
N4
P7_5
O
NC
-
P4
P7_6
O
DISPLAY ON/OFF CONTROL
DISP
R4
P7_7
O
LCD DATA ENABLE
DE
N5
P7_8
O
NC
-
R5
P7_9
O
NC
-
P5
P7_10
O
NC
-
N6
P7_11
O
NC
-
P6
P2_0
O
NC
-
R6
P2_1
O
NC
-
P7
P2_2
O
NC
-
R7
P2_3
O
NC
-
M7
P0_0
I
BOOT MODE SELECT
MD_BOOT0
N7
P0_1
I
BOOT MODE SELECT
MD_BOOT1
M8
P0_2
I
CLOCK MODE SELECT
MD_CLK
M6
P0_3
I
SSCG ON/OFF CONTROL
MD_CLKS
P10
P1_8
O
NC
-
N10
P1_9
O
NC
-
R11
P1_10
O
NC
-
N11
P1_11
O
NC
-
P12
P1_12
O
NC
-
P11
P1_13
O
NC
-
N12
P1_14
O
NC
-
R12
P1_15
O
NC
-
M14
P2_4
O
NC
-
M13
P2_5
O
NC
-
K13
P3_0
O
LCD DATA
LCD0_DATA0
K12
P3_1
O
LCD DATA
LCD0_DATA1
J13
P3_2
O
LCD DATA
LCD0_DATA2
J15
P3_3
O
LCD DATA
LCD0_DATA3
J14
P3_4
O
LCD DATA
LCD0_DATA4
H15
P3_5
O
LCD DATA
LCD0_DATA5
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