CHAPTER 2. ADJUSTMENTS
[1] Adjustments
General
Since the following adjustments and settings are provided for this
model, make adjustments and/or setup as necessary.
1. Adjustments
Adjustments of output voltage (FACTORY ONLY)
1. Install the power supply unit in the machine.
2. Set the recording paper and document.
3. When the document is loaded, power is supplied to the output
lines. Confirm that outputs are within the limits below.
Output voltage settings
Output
Voltage limits
+5V
4.75V
∼
5.25V
VM (+24V)
23.3V
∼
24.7V
2. IC protectors replacement
ICPs (IC Protectors) are installed to protect the motor driver circuit.
ICPs protect various ICs and electronic circuits from an overcurrent
condition.
The location of ICPs are shown below:
(1) F100 (ICP-S07) is installed in order to protect IC’s from an over-
current generated in the motor drive circuit. If F100 is open, re-
place it with a new one.
3. Settings
(1) Dial mode selector
DIAL mode (Soft Switch No. SWB4 DATA No. 3)
CNSP
CNTH
CNPW
CNPN
CNCVR
CNMT
CNCCD
CNRBN
CNLIUA
CNLIUA
CNLIUB
CNLIUB
TEL/LIU PWB
CONTROL PWB
POWER
SUPPLY
PWB
CNLIUA
CNLIUB
F100
CONTROL
PWB(TOP SIDE)
(step 1) Select "OPTION SETTING".
DISPLAY:
DISPLAY:
DISPLAY: TONE SELECTED
KEY:
FUNCTION
4
KEY:
OPTION SETTING
PRESS
OR #
KEY:
DIAL MODE
1=TONE, 2=PULSE
KEY:
KEY:
DISPLAY:
(step 4) End, using the "STOP" key.
(step 3) Select, using "1" or "2".
(step 2) Select "DIAL MODE".
1
2
PULSE SELECTED
STOP
#
#
#
#
#
#
#
Cursor
When initially registering,
the mode shows 1=TONE.
When registering again, the
mode which was registered
formerly is shown.
Connector
No.
CNPW
Pin No.
1
MG
2
MG
3
MG
4
VM
5
VM
6
DG
7
DG
8
+5V
FO-1850TH
2 – 1
Содержание FO-1850
Страница 65: ...M E M O FO 1850TH 5 13 ...
Страница 73: ...Control PWB parts layout Top side 6 8 FO 1850TH ...
Страница 74: ...Control PWB parts layout Bottom side 6 9 FO 1850TH ...
Страница 76: ...TEL LIU PWB parts layout 6 11 FO 1850TH ...
Страница 78: ...6 13 Power supply PWB parts layout FO 1850TH ...
Страница 81: ...Operation panel PWB parts layout 6 16 FO 1850TH ...
Страница 83: ...Joint PWB parts layout 6 18 FO 1850TH ...
Страница 96: ...M E M O FO 1850TH 8 9 ...