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Illustration: UX-300
CHAPTER 1. GENERAL DESCRIPTION
[1] Specifications ............................................ 1-1
[2] Operation panel ......................................... 1-2
[3] Transmittable documents .......................... 1-3
[4] Installation ................................................. 1-4
[5] Quick reference guide ............................... 1-7
CHAPTER 2. ADJUSTMENTS
[1] Adjustments ............................................... 2-1
[2] Diagnostics and service soft switch .......... 2-2
[3] Troubleshooting ...................................... 2-16
[4] Error code table ....................................... 2-17
CHAPTER 3. MECHANISM BLOCKS
[1] General description .................................. 3-1
[2] Disassembly and assembly
procedures ....................................... 3-3
CHAPTER 4. DIAGRAMS
[1] Block diagram ............................................4-1
[2] Wiring diagram .......................................... 4-2
[3] Point-to-point diagram ............................... 4-3
Parts marked with "
" is important for maintaining the safety of the set. Be sure to replace these parts with specified ones for
maintaining the safety and performance of the set.
SERVICE MANUAL
CONTENTS
SHARP CORPORATION
1 - 1
FACSIMILE
MODEL
CHAPTER 5. CIRCUIT DESCRIPTION
[1] Circuit description ...................................... 5-1
[2] Circuit description of control PWB ..............5-2
[3] Circuit description of TEL/LIU PWB .......... 5-8
[4] Circuit description of
power supply PWB ............................ 5-11
[5] Circuit description of CIS unit ................... 5-11
CHAPTER 6. CIRCUIT SCHEMATICS AND
PARTS LAYOUT
[1] Control PWB circuit ................................... 6-1
[2] TEL/LIU PWB circuit ................................. 6-9
[3] Power supply PWB circuit ....................... 6-11
[4] Operation panel PWB circuit ................... 6-13
CHAPTER 7. OPERATION FLOWCHART
[1] Protocol ..................................................... 7-1
[2] Power on sequence .................................. 7-2
CHAPTER 8. OTHERS
[1] Service tools .............................................. 8-1
[2] IC signal name .......................................... 8-4
PARTS GUIDE
This document has been published to be used
for after sales service only.
The contents are subject to change without notice.
UX-300U
FO-760U
No. 00ZUX300U/SME
UX-300
FO-760
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Summary of Contents for Sharp UX-300
- Page 1 FO-760U SERVICE MANUAL No. 00ZUX300U/SME FACSIMILE UX-300 FO-760 MODEL Illustration: UX-300 CONTENTS CHAPTER 1. GENERAL DESCRIPTION CHAPTER 5. CIRCUIT DESCRIPTION [1] Specifications ..........1-1 [1] Circuit description ........5-1 [2] Operation panel ......... 1-2 [2] Circuit description of control PWB ....5-2 [3] Transmittable documents ......
- Page 2 UX-300U FO-760U CAUTION FOR BATTERY REPLACEMENT (Danish) ADVARSEL ! Lithiumbatteri-Eksplosionsfare ved fejlagtig håndtering. Udskiftning må kun ske med batteri af samme fabrikat og type. Levér det brugte batteri tilbage til leverandoren. (English) Caution ! Danger of explosion if battery is incorrectly replaced. Replace only with the same or equivalent type recommended by the equipment manufacturer.
- Page 3 (140 to 600 mm) As a part of our policy of continuous improvement, SHARP reserves the right to make design and specification changes for procduct improvement without prior notice. The performance specifications figures indicated are nominal values of production units. There may be some deviation from these values in individual units.
- Page 4 SPEAKER (FO-760) START/MEMORY 13 14 05/POLL (UX-300) 10. HOLD/SEARCH key 1. SPEED DIAL key Press this key to search for an automatic dialing number, Press this key to dial a 2-digit Speed Dial number. or, during a phone conversation, press this key to put the 2.
- Page 5 UX-300U FO-760U 5. Automatic Document Feeder Capacity [3] Transmittable documents Number of pages that can be placed into the feeder at anytime is as 1. Document Sizes follows: Normal size: max. ADF 10 sheets width 5.83" – 8.5"(148 – 216 mm) Normal size Special size: single sheet only (manual feed) length...
- Page 6 Carbon-backed documents contact the telephone company. Make print straight 2. Loading the imaging film across paper (UX-3CR:UX-300) E.G. (FO-3CR:FO-760) Place the document carrier in the document Your fax uses a roll of imaging film to create printed text and images.
- Page 7 Display shows: INITIALIZE FILM START/MEMORY When to replace the imaging film. Replace the imaging film when the display shows: FILM END Use the following imaging film, which is available from your dealer or retailer: Sharp UX-3CR/FO-3CR Imaging Film 1 – 5...
- Page 8 UX-300U FO-760U 3. Assembly and connections Attach the original document support. Note: The original document support has a top side and a bottom Plug the power cord into a 120 V, 60 Hz, grounded (3-prong) AC side. If you cannot insert the tabs on the support into the holes, outlet.
- Page 9 UX-300U FO-760U 5. Clearing a jammed document Insert the stack of paper into the tray, print side down. • If paper remains in the tray, take it out and combine it into a single If the original document doesn’t feed properly during transmission or stack with the new paper before adding the new paper.
- Page 10 UX-300U FO-760U 6. Clearing jammed printing paper Close the print compartment cover (press down on both sides to make sure it clicks into place), and then close the operation panel. Pull the paper release plate forward and remove the paper. Click! Reinsert the paper in the paper tray and push the paper release plate back down.
- Page 11 UX-300U FO-760U SETTING THE DATE AND TIME [5] Quick reference guide Note: Imaging film and paper must be loaded to perform the following operation. FUNCTION INSTALLATION Press: Display shows: DATE & TIME SET Press the START key: START/MEMORY Enter two digits for the Month (01 through 12). T E L S E T Enter two digits for the Day (01 through 31).
- Page 12 UX-300U FO-760U [6] Option imaging film specifications (UX-3CR/FO-3CR) 1. Structure This article is composed of polyester film coated with heat-resistant layer, matt layer and hot melt ink layer, leader film and paper core. Ink film specification is "DNP standard ink film HC".