SHARP ETE299 Technical Report
Date: Nov. 30, 1994
ELECTRONIC TYPEWRITER: FW-700 etc.
[Parts changes]
1. ADDITION OF A MASK ROM AND CHANGE OF THE PS RAM
2. ADDITION OF A PIECE OF MYLAR AND A PIECE OF FIXING
TAPE
3. CORR ECTI ON OF THE PARTS GUID E
No. : ETE-299
1. ADDITION OF A MASK ROM AND CHANGE OF THE PS RAM
1) Model name: FW-500/600/700 (made in SUKM)
2) General: A mask ROM for FW-600 and FW-700 and an application mask ROM have been added. The
PS RAM for FW-500 and FW-600 has been changed for better productivity (For cost down).
3) Description: 1) Mask ROM added (VHILH5388N5-1) ---------------------------------- F W -600 / 7 0 0
2) Application mask ROM added (VHILH5388N7-1) ---------------- FW- 5 0 0
Application mask ROM added (VHILH5388N9-1) ---------------- FW- 6 0 0
Application mask ROM added (VHILH5388NE-1) ---------------- FW -700
3) PS RAM changed VHI518128BF10 VHI518128CF80 ------ FW - 5 0 0/60 0
(IC5, 6) (Before changing) (Changed)
4) Application: Above change 1) from the Aug. production in 1994
Above change 2) from the Oct. production in 1994
Above change 3) from the middle of the Oct. production in 1994
2. ADDITION OF A PIECE OF MYLAR AND A PIECE OF FIXING TAPE
1) Model name: FW-600/700
2) General: A piece of Mylar will be added for the protection of the print head FPC and a piece of fixing
tape will also be added for better productivity.
SHARP CORPORATION
Printer and Scanner Division
Orange
C
1/2
3) Description: The adding positions are as follows.
Head FPC protecting Mylar added
FPC fixing tape added
PTPEZ1005XCZZ
4) Application: From the first lot
PSHEZ1024XCZA
3. CORRECTION OF THE PARTS GUIDE
1) Model name: FW-700
2) General: An error has been found on the parts code for the main PWB unit in the parts guide for the
above model, and your correction as shown below will be much appreciated.
1 -17 / 6 -901 CPWBN5216HH03 to be corrected to CPWBN5217HH03
Parts change:
Ref
No.
1
Model
name
FW-600
FW-700
FW-500
FW-600
FW-700
FW-500
FW-600
Version P/G No.
6
7
6
7
6
U.K.
6 -101/102
7 - 74/ 75
Current parts New parts
Parts code Parts code
— VHILH5388N5-1 AY
— VHILH5388N7-1 AY
— VHILH5388N9-1 AY
— VHILH5388NE-1 AY
VHI518128BF10 VHI518128CF80 AZ
Price
rank
Parts name
Mask ROM
Application mask
ROM
PS RAM
Effective
time
Aug. ’94
Oct. ’94
Oct. ’94
middle
Interchangeability
6—
1 IC5, 6
Note
2/2
FW-600
2
FW-700
3
FW-700
<Interchange>
1. Interchangeable. 4. Not interchangeable.
2. Current type can be used in place of new type.
New type cannot be used in place of current type.
3. Current type cannot be used in place of new type.
New type can be used in place of current type.
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.
3
4
1 - 17
6 - 901
— PTPEZ1005XCZZ AA
— PSHEZ1024XCZA AA
CPWBN5216HH03 CPWBN5217HH03 CG
5. Interchangeable if replaced with same types of
related parts in use.
6. Others.
FPC fixing tape
Head FPC
protecting Mylar
Main PWB unit
First lot 6 —
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