Trio™ Service Manual
0070-10-0591-01
4 - 9
Repair Information
Introduction
FIGURE 4-6
Power supply board (LI Ion battery) signal connection diagram
Serial Port Converter Board P/N 0671-00-0068
FIGURE 4-7
Serial Port Converter board signal connection diagram
To CPU PC
BD. (P5)
To Serial Port
1
2
3
Power Input
250V/5A
1
GND
RRxD
RTXD
1
2
Fan 0119-00-0197
1
Charge Ass'y BD. (Li ion) 0386-00-0303
NTC
VBAT
BC
PE
Backlight HV Inverter
0671-00-0250
12V
GN
5V
BRG
NC
1
5V
12V
GND
5V
AC2
AC1
GND
BCON
PCON
SDA
SCL
PLED
BC
12V
GND
17.6V
FGND
NTC
VBAT
1
1
1
1
GND
17.6V
1
BC
Vbak
P6
12V
GND
5V
BRG
1
I
NC
NC
GND
NC
VS
NC
VBAT
NC
NC
SDA
SCL
GND
PCON
12V
5B
5V
VC
17.6V
2.54x9x2
1
17 18
17.6V
1
GND
GND
GND
Power Supply Control Bd.
0012-00-1490
Power Supply Bd. (Li Ion) 0671-00-0051
To CPU PC BD. (P12)
To CPU PC BD. (P11)
To CPU PC BD. (P13)
Recorder Module 00161-00-0023
2
P1
P2
P7
P3
P5
P4
TXD
RXD
GND
GND
12V
TXD
RXD
J1
J2
1
1