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Denon AVR-1912 Service Manual

Denon AVR-1912
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45
WHEN THE MICROPROCESSOR IS REPLACED WITH A NEW ONE
When the U-PRO (Microprocessor) or the Flash ROM is replaced, conrm the following.
PWB Name Ref. No. Description
After
replaced
Remark
HDMI IC41 R5F56108VNFP B SOFTWARE: Main
HDMI U7 EN29LV160BB-70TIP B SOFTWARE: DSP ROM
HDMI IC22 EPM3032A-TC44 B SOFTWARE: AUDIO PLD
HDMI IC11 MX25L3206EM2I-12G B SOFTWARE: OSD ROM (E3 model)
HDMI IC11 MX25L6406EM2I-12G B SOFTWARE: OSD ROM (E2,EA,E1C model)
HDMI IC18 H27U1G8F2BTR B SOFTWARE: DM860 ROM
After replacing
A : Mask ROM (With software). No need for write-in of software to the microprocessor.
B : Flash ROM (With software). Usually, no need for write-in of software. But, when the software was updated, you should
write the new software on the microprocessor or ash ROM. Please check the software version.
C : Empty Flash ROM (Without software). You should write the software on the microprocessor or ash ROM.
Refer to "Update procedure" or "writing procedure", when you write the software.
PROCEDURE
FOR UPGRADING THE VERSION OF THE FIRMWARE
NOTE: When the following are replaced, always rewrite with updated rmware using DFW. (Refer to parts list of "PCB
HDMI ASS'Y" (188 page)
• PCB HDMI ASSY
• IC11 (MX25L3206EM2I-12G/MX25L6406EM2I-12G)
• IC18 (H27U1G8F2BTR)
• IC22 (EPM3032A-TC44)
d
• IC41 (R5F64169DFDFP)
• U7 (EN29LV160BB-70TIP)
d
1. How to update by DFW
[AVR-1912 model]
1.1. Preparations before starting the operation
(1) Personal Computer (Installed "DFW_0049_AVR1912_2112_(Rev.X.X.X).exe".
(2) RS-232 cable (9P (Male ), Straight).
(3) 8U-210100S WRITING KIT.
f
Replacement:606050103005S (FFC 4P 300mm 1mm)
h
1.2. Connection of AV receiver
(1) Conrm the power on/off switch of the AV receiver is turning off.
(2) Connect the update terminal of AV receiver with the "WRITING KIT".
(3) Connect the RS-232C cable from PC with the "WRITING KIT".
s
s
s
PC
WRITING KIT
RS-232C Cable
4P FFC Cable
This side is contacts of
flexible card cable.
S709
S708
S707
S706
S702
S706-709 : No Preference
S702 : 3.3V

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Denon AVR-1912 Specifications

General IconGeneral
Impedance47 Ω
Receiver typeSurround
Frequency range10 - 100000 Hz
Input sensitivity200 mV
Audio output channels7.1 channels
Audio A/D Converter (ADC)24-bit/96kHz
Signal-to-Noise Ratio (SNR)100 dB
Total Harmonic Distortion (THD)0.08 %
Power output per channel (1KHz@6 Ohm)125 W
Power output per channel (20-20KHz@8 Ohm)90 W
HDMI in6
Composite video in3
Component video (YPbPr/YCbCr) in1
Headphone connectivity6.3 mm
Connectivity technologyWired
Speakers connectivity typeBanana connector/Binding posts
Audio formats supportedAAC, FLAC, MP3, WAV, WMA
Image formats supportedJPG
Wi-FiNo
Ethernet LANYes
AM band range520 - 1710 kHz
FM band range87.5 - 107.9 MHz
Supported radio bandsAM, FM
Preset stations quantity56
Supported video modes1080i, 1080p, 480i, 480p, 576i, 576p, 720p
Analog signal format systemNTSC, PAL
Display-
Product colorBlack
Audio decodersDolby Digital EX, Dolby Digital Plus, Dolby Pro Logic II, Dolby Pro Logic IIx, Dolby Pro Logic IIz, Dolby TrueHD, DTS 96/24, DTS Neo:6, DTS-ES, DTS-ES (Discrete 6.1), DTS-ES (Matrix 6.1), DTS-HD
Apple docking compatibilityiPhone, iPod
AC input voltage120 V
AC input frequency60 Hz
Power consumption (standby)0.1 W
Power consumption (typical)460 W
Weight and Dimensions IconWeight and Dimensions
Depth382 mm
Width435 mm
Height167 mm
Weight10200 g

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