12
12
RM-AX4000
RM-AX4000
4-1. BLOCK DIAGRAM – MAIN SECTION –
1
IC6
PRE AMP
LED5
RECEIVED
INFRARED RAYS
+5V
VSS
2
4
3
5
6
10
11
9
8
Q15
LEARN
CONTROL
Q7-Q10
TOUCH PANEL
CONTROL
7
P00/LRIV_I
IC1
SYSTEM CONTROLLER
+5V
8
+6V
D40
P47/LCD_D7
P47/LCD_D7
P141/LCDON_O
P142/LCDRW_O
P143/LCDE1_O
P144/LCDAO_O
P01/LCDCONT_O
P02/LCDCONT_O
P03/LCDCONT_O
P04/LCDCONT_O
P17/PWL_O
P52/PWEN_O
74
P145/LRN_O
P23/TPSS_O
P20/TPSS_O
P41/TP
P27/TPXR_I
P26/TPYU_I
P25/TPXL_I
P24/TPYD_I
P63/KEYS_O
P67/KEYS_O
P77/KEYD_I
P70/KEYD_I
P124/OSC
P123/OSC_I
P121/OSC_I
P122/OSC_O
75
41
61
62
63
64
65
4
68
29
2 9
30
37
24
26
TOUCH PANEL
XR
YU
XL
YO
KEY
S2, S3, S5-S29, S31
11
X2
32.768KHz
12
14
X1
20MHz
15
79
78
77
76
73
72
71
70
47
44
Q12
LCD CONTROL
LCD MODULE
5
8
P16/IR_O 48
P30/INT1/VBUS_I 46
+5V
P56/VBUS_O 57
P57/CS_O 58
P11/USBTX_O 54
P11/USBRX_I 53
P12/S_O 52
P32/USB_SM_INT_I 40
P06/T1011/T001 38
P15/BZ_O 49
RESET_I 10
Q13
LED DRIVER
Q14
LED DRIVER
LED3
LED1
LED4
LED2
+6V
Q6
VBUS CONTROL
IC2A
USB MODE CONTROLLER
Q4
USB CONTROL
22 VCC
CN3
VBUS
D+
D–
BZ1
IC4
RESET
IC3
+5V REG
USB
27
XOUT
26
XIN
19
D+
18
V3.3
20
D–
1 I_CS
3 I_WR/SK
8 O_DO/SO
7 I_AC/SLE/SI
4 I_INTR
16 RESET
X702
24MHz
+5V
+5V
+6V
DRY BATTERY
SIZE "AA"
(IEC DESIGNATION R6)
4PCS. 6V
SEND
INFRARED RAYS