Sharp CD-RW5000, Service Manual

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CD-RW5000
Outline
While the unit is turned off, press the POWER key while holding down the VOLUME-DOWN and PANEL OP/CL keys to enter
the test mode selection mode. Then, the unit is started, the panel is opened, and the microcomputer's version/destination/span
is displayed. If the following data is entered from the keyboard while in the test mode selection mode, the unit directly enters
the specified test mode. This operation is applied to the main unit's keys only.
In the destination display, a destination code (H/W/U/J) is displayed. For the span display, "9" means 9 kHz/50 kHz, and "10"
means 10/100 kHz. All pictures will disappear except the characters.
By pressing the specific key, you can enter the test mode whose functions are as follows:
Menu display Shortcut Key Model
System INITIAL CD1 PLAY ALL Shipping status setting
SOFT_RESET CD2 PLAY ALL Soft rest
CD CD_TEST CD1 EJECT ALL CD test
Tuner TUN_PRESET CD4 EJECT ALL Tuner test frequency preset
TUNER_TEST CD5 EJECT ALL Tuner test
Outline of Test Mode
Item Type Auxiliary display 1 2 3 4 5 6 7 8 : 9 10 11 12 Note
Version•Destination V * • * Left adjust in the first line
:
Character display
Example: V1. 1_W:_9
Number
Destination
Span
Shipping status setting test mode
To exit the test mode
The unit returns to the normal operation through reset entry.
TEST MODE
Purpose: To Set up the unit for shipping.
Function: Initialize all functions.
Operation: All settings are initialized, "FINISH" is displayed as in the sample display, and data entry is prohibited including data
to turn on or off the unit.
Table Character display for test mode 1
In the destination display, a destination code is displayed. For the span display, "9" means 9 kHz/50 kHz, and "10" means 10/
100 kHz.
Item Type Auxiliary display 1 2 3 4 5 6 7 8 : 9 10 11 12 Note
Test mode name I N I T I A L
Set-Up Complete Function F I N I S H
Character display
In a test which reserves the current mode, "<<<<<<<V<<<<<<<" is displayed and flashes on and off in the EDIT flow section while
in the test mode.
Name >>>>><<<<< Description
"EDIT Bar"
1 Shipping status setting ______ Sets up the unit for shipping.
2 Soft set setting ______ Initializes the unit.
3 CD test flashing on and off Performs tests such as the CD mechanism test, hardware test,
and constant setting test.
4 Tuner test ______ Presets the test frequency.
frequency preset
5 Tuner preset clear setting ______ Clears all presets.
Auxiliary
display
Auxiliary
display