SHARP LPE189 Technical Report

Date: Feb. 22, 1994

LASER PRINTER: JX-9460PS / 9660PS

No. : LPE-189

THE PS CIRCUIT BOARD HAS BEEN DISCONTINUED
AND INCORPORATED INTO THE ICU CIRCUIT BOARD.

1.Model name: JX-9460PS / JX-9660PS

(Note: The AB series bound for countries with special conditions of the two models
listed above are excluded.)

2.General: Standard installment on the ICU circuit board of the models listed above, the PS circuit
board has been discontinued to maintain the EMI margin and to improve productivity.
The PS circuit board has been combined with the ICU circuit board by changing the
program ROM of the ICU circuit board from 4 Mbytes to 8 Mbytes.

3.Description: The parts listed below have been added or discontinued in accordance with the
incorporation of the PS circuit board in the ICU circuit board.

Model name No. Parts name Old New

JX-9460PS
(except
those
machines
bound for
BECUE4).

JX-9660PS
(except
those
machines
bound for
BECUE4).

JX-9460PS,
JX-9660PS
(except
those
machines
bound for
BECUE4).

➀ PS Circuit board unit

➁ ICU Circuit board unit

➀ PS Circuit board unit

➁ ICU Circuit board unit

ICU Circuit board

➂

connector CN508,
509

ICU Circuit board

➃

(ROM Socket)
ROM (IC 10)

ROM (IC 11)

➄

ROM (IC 12)
ROM (IC 13)

CPWBX0065GC51

(PS ROM 4 M bit x 4)

CPWBX0064GC56

(Base ROM 4 M bit x 4)

CPWBX0065GC51

(PS ROM 4 M bit x 4)

CPWBX0064GC55

(Base ROM 4 M bit x 4)

QCNCM0045GCZZ Discontinued ’94/2

QSOCZ0002GCZZ

(40 pin)

VHILH534U0D-1
VHILH534U0E-1
VHILH534U0F-1
VHILH534U0G-1

Discontinued ’94/2

CPWBX0064GC61

(8 M bit x 4)

Discontinued. ’94/2

CPWBX0064GC60

(8 M bit x 4)

QSOCZ0051FCZZ

(42 pin)

VHILH538G38-1
VHILH538G39-1
VHILH538G40-1
VHILH538G41-1

Effective

time

’94/2

’94/2

’94/2

’94/2

SHARP CORPORATION Printer and Scanner Division

1/2

Orange

C

➁ Changed ICU circuit board.

➂ Discontinued connector

(CN508, 509).

➃ Changed ROM socket

(changed from 40 pin to 42 pin).

➀ Discontinued PS circuit board.

➄ Changed ROM

(changed from 4 M bit to 8 M bit).

4.Action:

From 1994 February production.

Ref.

Model

No.

JX-9460PS
JX-9660PS

JX-9460PS

JX-9660PS

JX-9460PS
JX-9660PS

<Interchange>

1. Interchangeable. 4. Not interchangeable.

2. C urr e nt t y pe c a n be u s ed i n p la ce of new ty pe .
New ty pe cann ot be us ed i n place of curr ent type .

3. C urre nt ty pe cann ot be used i n place of new ty pe.
New t y pe c a n be u sed in pla c e of c u rr en t ty p e.

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.

name

Version P/G No.

— CPWBX0065GC51 — —

3 -501

10 -901

3 -501

10 -901

10 -75

*

10 -76
10 -85 QSOCZ0002GCZZ QSOCZ0051FCZZ AD ROM Socket ’94/2 ➃

10 -84 VHILH534U0D-1 VHILH538G38-1 AY

10 -86 VHILH534U0E-1 VHILH538G39-1 AY

10 -88 VHILH534U0F-1 VHILH538G40-1 AY

10 -89 VHILH534U0G-1 VHILH538G41-1 AY

!

Current parts New parts

Parts code Parts code

CPWBX0064GC56 CPWBX0064GC61 CN

CPWBX0064GC55 CPWBX0064GC60 CQ

QCNCM0045GCZZ — —

Price

rank

5. Interchangeable if replaced with same types of
relate d parts in use .

6. Others.

Parts name

PS Circuit
board unit

ICU Circuit
board unit
(8 Mbytes x 4)

ICU Circuit
board unit
(8 Mbytes x 4)

PS Circuit
board connector

8 M bit ROM
(IC)

8 M bit ROM
(IC)

8 M bit ROM
(IC)

8 M bit ROM
(IC)

Effec-

tive

time

’94/2 ➀

’94/2

’94/2 ➁

’94/2

’94/2 ➄
’94/2 ➄

’94/2 ➄
’94/2 ➄

Inter-

change-

ability

➁

➂

Note

2/2

* Except for the AB series bound for countries with special conditions.