Electrical Check - Sony STR-DH800 Service Manual

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Items Display
EEPROM debug EEPROM
Protector disable mode PROTECTOR
EVOL data watch EVOL DATA
DAC mute watch DAC MUTE
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STR-DH800
Remark
When [,] button on the remote commander is pressed, the message "****
XX" is appears
****: EEPROM address, XX: EEPROM data
When [,] button on the remote commande is pressed, the message "PROT
ON" or "PROT OFF" is appears
When [,] button on the remote commander is pressed, the message "**
XXXX" is appears
**: speaker channel, XXXX: EVOL data
Switching with [M]/[m] buttons on the remote commander
When [,] button on the remote commander is pressed, the message "U
XXXXXXXX" or "L XXXXXXXX" is appears (Switching with [M]/[m] buttons
on the remote commander)
XXXXXXXX: Display of module information to demand muting in system
controller
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http://www.xiaoyu163.com
8
FM AUTO STOP CHECK
signal
generator
set
Procedure:
1. Turn on the set.
2. Input the following signal from signal generator to FM antenna
input directly.
Carrier frequency : A = 87.5 MHz, B = 98 MHz, C = 108 MHz
Deviation : 75 kHz
Modulation : 1 kHz
ANT input : 35 dBu (EMF)
Note: Use 75 ohm coaxial cable to connect signal generator and the set.
You cannot use video cable for checking.
Use signal generator whose output impedance is 75 ohm.
3. Set to FM tuner function and scan the input FM signal with
automatic scanning.
4. Confi rm that input frequency of A, B and C are detected and
automatic scanning stops.
When the station signal is received in good condition, automatic
scanning stops.
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SECTION 4

ELECTRICAL CHECK

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STR-DH800
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