
Service Manual
19
Pin No.
Name
Function
Valid Level
47 ALARM
Alarm
signal
L
32, 33
VBAT
Battery voltage
H
1 RECEIVER
Receiver
signal
-
53
54
LED1
LED2
LED control signal
H
65
64
63
62
61
KB-R0
KB-R1
KB-R2
KB-R3
KB-R4
Keyboard row
L
60
59
58
57
56
KB-C0
KB-C1
KB-C2
KB-C3
KB-C4
Keyboard column
-
46 PTT
PTT
key
detection
L
43
42
30
OPT_SEL1
OPT_SEL2
OPT_SEL3
Accessory identification
-
29
28
UART2.TX
UART2.RX
PC serial port connection
-
31
51
52
36
48
USB.PUEN
USB.DP
USB.DM
RTS
CTS
Reserved
-
8
9
/OE
/WE
LCD control interface
-
Summary of Contents for PT580
Page 1: ......
Page 50: ...Service Manual Exploded View 48...
Page 51: ...Service Manual 49...
Page 54: ...Service Manual Packing Guide 52...
Page 55: ...PT580 F5 PCB View Main Board Top Layer 53 PCB View...
Page 56: ...PT580 F5 PCB View Main Board Bottom Layer 54...
Page 57: ...PT580 F5 PCB View MMI Board Top Layer 55...
Page 58: ...PT580 F5 PCB View MMI Board Bottom Layer 56...
Page 104: ...1616300000100...