Sharp HT-X1, Service Manual

Page: 7 / 92

HT-X1
2 – 1
Audio HT-X1 Service Manual HT-X1 Market E CHAPTER 2.
ADJUSTMENTS
[1] TEST Mode
1. TUNER TEST (Tuner Stop Power
button)
1.1. INITIAL SETTINGS:
VOLUME = 20
FUNCTION = FM ST 87.50MHz (P-01)
1.2. PRESET STATIONS:
P-01: FM ST 87.50 MHz
P-02: FM ST 108.00 MHz
P-03: FM ST 98.00 MHz
P-04: FM ST 90.00 MHz
P-05: FM ST 106.00 MHz
P-06: AM 522 KHz
P-07: AM 1620 KHz
P-08: AM 990 KHz
P-09: AM 603 KHz
P-10: AM 1404 Hz
P-36: FM MONO 106.00 MHz
P-37: FM MONO 90.00 MHz
P-38: FM MONO 98.00 MHz
P-39: FM MONO 108.00 MHz
P-40: FM MONO 87.50 MHz
1.3. WHEN SYSTEM ENTER TUNER TEST MODE, BELOW
FOUR BUTTONS ON MAIN UNIT WILL CHANGE TO OTHER
FUNCTIONS TEMPORARILY
“STOP” BUTTON: TUNING DOW
“PLAY” BUTTON: TUNING UP
“SKIP DOWN” BUTTON: TUNER PRESET DOWN
“SKIP UP” BUTTON: TUNER PRESET UP
2. VOLUME TEST (SKIP Down STOP button
+ POWER button)
2.1. INITIAL SETTINGS:
VOLUME = 23
FUNCTION = AUX DIGITAL
FM ST FREQUENCY = 87.50MHz
FM MONO FREQUENCY = 87.50MHz
AM FREQUENCY = 522KHz
VOLUME 0 >> VOLUME 1 >> VOLUME 23 >> VOLUME 40 >> VOL-
UME MAX
3. KEY TEST (SKIP Up PLAY
POWER button)
3.1. PRESS EACH BUTTON OF MAIN UNIT EXCEPT “ON/
STAND-BY” BUTTON, AND THEN PRESS “ON/STAND-BY”
BUTTON.
KEY OK: “OK” SHOWN ON VFD
KEY NG: “ERROR”SHOWN ON VFD
4. VFD TEST (“SKIP Up button” + “STOP button” +
“POWER button”)
BACK LIGHT LED = ON
USE “SKIP UP” BUTTON TO CHANGE VFD DISPLAY MODE AND
BACK LIGHT LED MODE
5. SLOT-IN MECHA TEST (“EJECT button” + “FUNC-
TION button” + “POWER button”)
VFD DISPLAY TEST CYCLE NUMBER
DISC LOAD ERROR: “EL xx” (xx MEANS TEST CYCLE NUMBER)
DISC EJECT ERROR: “EE xx” (xx MEANS TEST CYCLE NUMBER)
First, the ALL_MUTE_OFF_TEST key code is sent to AMP to start it up
with all mute controls disabled.
6. DVD RESTORE (“PLAY button” + “FUNCTION but-
ton” + “POWER button”)
DVD SETUP SETTINGS RESTORED
AMP SETUP SETTINGS RESTORED
SOUND MODE SETTINGS RESTORED
ERRASE ALL OF CONTENTS OF PROGRAM PLAYBACK LIST
SHOW DVD ROM DATA VERSION NUMBER ON BOTH VFD AND
MONITOR
7. SYSTEM RESTORE (“STOP” “FUNC-
TION” “POWER” button)
ERRASE ALL OF CONTENTS OF TUNER MEMORY
RESET TUNER PRESET FLAG
SET INITIAL VOLUME TO 20
SET INITIAL FUNCTION TO DVD/CD
SET FM ST FREQUENCY TO 87.50MHz
SET FM MONO FREQUENCY TO 87.50MHz
SET AM FREQUENCY TO 522KHz
SHOW SYSTEM SOFTWARE VERSION ON VFD