
100NF
25V
100nF
25V
100nF
25V
100nF
25V
10nF
10nF
+5VD
24K
1uF
16V
10K
VRAM
HC132
+5VD
+5VD
HC132
10K
SI9956DY
SI9956DY
100K
DTC143ZKA
DTC143ZKA
10K
+5VD
HC14
VDC_OP
20K
10nF
10nF
10nF
10nF 10nF
10nF 47uF
25V
+5VD
VRAM
VRAM
HC132
BAS16
BAS16
+VLED
HC132
ADM691A
GND
PFI
WDI
OSCSEL
OSCIN
CEIN
VCC VOUT
CEOUT
LOWLINE
RESET
RESET
WDO
PFO
BATTON VBATT
MIC5203-4.7
IN
EN
GND
VOUT
3K3
47K
3V6
10uF
20V
33nF
BAT54C
BZX84C
5V1
2R7
1.3W
2R7
1.3W
CONNECTOR
CONNECTOR
HOST COMMS
POWER
CONNECTOR
POWER MONITOR
CONNECTOR
LCD
DTC143ZKA is a digital transistor with a 4K7 base resistor and a 47K base pull-down resistor
LCD BACKLIGHT
CONNECTOR
NORMAL
R70
R71
2
1
PL6
1
2
3
4
5
6
7
8
9
PL4
1
2
3
4
5
6
7
8
9
10
PL9
6
5
4
3
2
1
PL7
5
6
7
8
9
10
11
12
13
2
3
4
1
14
15
16
17
18
19
20
SK3
R6
3K3
D21
D17
C101
C87
B1
R109
132
JP1
R80
3
2
1
4
U38
4
9
11
8
7
13
32
12
6
15
16
14
10
51
U18
1
2
3
U14
D10
D9
9
10
8
U14
+5VD
LCD_BACKLIGHT
C110C85
C81C84
C82
GND
C79
+12VP
-17VLCD
+VLED
C80
D0
D1
D2
D3
D4
D5
D6
D7
D[0:15]
R174
13 12
U15
RAMCS[L]
R138
Q24
RESET2[L]
Q23
BATT_OFF
BATTERY_C
R144
5VDIGITAL_ENABLE
LWE[L]
-17VLCD
1
2
7
8
Q3
3
4
5
6
Q3
PRINTER_LED_ENABLE
HOST_TXD
CHARGER_ON
R139
12
13
11
U14
WDOG[L]
4
5
6
U14
RAMCSB[L]
EXT_DC_INPUT[L]
R140
SEC_ALARM
C61
DC_BATTERY
DC_INPUT
VDC_OP
ANA+
ANA-
HOST_RXD
HOST_CTS[L]
HOST_RTS[L]
REMOTE_ALARM[L]
LCD_CS
OE[L]
A4
RESET[L]
12V_ON
R63
FAILSAFE[L]
C83
LCD_BACKLIGHT_1
C86
DC_INPUT
VBC
C35
C34
C36
C33
Schematic, PRO Monitor Series 1-400
Main Board Assembly
P/N: 2008238-001 C
Sheet 6 of 9
Kommentare zu diesen Handbüchern