Marantz PS7500, Service Manual

Page: 14 / 192

12
6. UPDATE FIRMWARE
Software for CPU and DSP can be updated.
Have update application software. (“UpgradeDSP.exe” and
“H8Download.exe”)
There are two mode of download, regarding to the target of
software as bellow.
Mode 1: Update DSP’s software to Flash-ROM.
This mode is to update the software for DSP.
The target devise is Flash-ROM (IC20) on CUP11762Z
(DSP PCB).
The Unit needs to be set update condition, by three front
keys.
Mode 2: Update CPU’s software to internal Flash-ROM.
This mode is to update the software for DSP.
The target devise is internal fl ash ROM of CPU (IC36) on
CUP11762Z (DSP PCB).
The Unit needs to be set to writing condition, by pushing
internal switch from back-panel.
The following items are required for updating.
RS232C Dsub-9 pin cable (female to female/Straight type)
Windows PC (98, NT, ME, 2000) with RS-232C port.
Update software to CPU.
Update software to DSP.
Use RS232C Dsub-9 pin cable (female to female/Straight
type) to connect PC and the unit.
COM port on PC needs to be set by dialog box for each pro-
gram. COM port can be set from COM1 to COM5.
Download Firmware for DSP (Mode 1)
1. Put the “DSP upgrade” folder into anywhere on your PC’
s hard disc.
2. Connect PC and the unit with the RS-232C cable.
3. Turn on the unit.
6. UPDATE FIRMWARE
CPU ƓǑƼ DSP ǽȕȈǦǧǢƷǢȃȗȇȸȈǛᘍƍLJƢ
ǽ ȕ Ȉ Ǧ ǧ Ǣ Ʒ Ǣ ȃ ȗ ȇ ȸ Ȉ ƴ Ƹ UpgradeDSP.exe Ʊ
H8Download.exe ƕ࣏ᙲưƢŵ
ǢȃȗȇȸȈƴƸഏƷʚƭƷȢȸȉƕƋǓLJƢŵ
Mode 1:DSP ဇ Flash-ROM ƷǢȃȗȇȸȈ
ƜƷȢȸȉƸ DSP ƷǽȕȈǦǧǢǛǢȃȗȇȸȈƢǔȢȸ
ȉưƢŵ
CUP11762(DSP PCB) ƷؕெɥƴƋǔ Flash-ROM (IC20)
ƷǽȕȈǦǧǢǛǢȃȗȇȸȈƠLJƢŵ
ஜೞ [PS7500 / PS8500] ƷȕȭȳȈȑȍȫƴƋǔ 3 ƭƷȜ
ǿȳǛ਀ƠƯǢȃȗȇȸȈȢȸȉƴƠLJƢŵ
Mode 2:CPU Ʒϋᢿ Flash-ROM ƷǢȃȗȇȸȈ
ƜƷȢȸȉƸ CPU ƷǽȕȈǦǧǢǛǢȃȗȇȸȈƢǔȢȸ
ȉưƢŵ
CUP11762(DSP PCB) ƷؕெɥƴƋǔ CPU(IC36) Ʒϋᢿ
Flash-ROM ƷǽȕȈǦǧǢǛǢȃȗȇȸȈƠLJƢŵ
ஜೞ
[PS7500 / PS8500] ƷȪǢȑȍȫƔǒϋᢿǹǤȃȁǛ
਀ƠƯǢȃȗȇȸȈȢȸȉƴƠLJƢŵ
ǢȃȗȇȸȈƴƸɦᚡƷೞ֥ƕ࣏ᙲưƢŵ ( ࣏ᙲೞ֥ )
RS-232C ǹȈȬȸȈDZȸȖȫ (9Pin ȡǹ -9Pin ȡǹ )
Windows PC Serial Port ˄Ɩ (OS: 98,NT,ME,2000)
CPU ဇǢȃȗȇȸȈǽȕȈǦǧǢ
DSP ဇǢȃȗȇȸȈǽȕȈǦǧǢ
RS-232C DZȸȖȫư
ஜೞ
Ʊ੗ዓƢǔ PC Ʒ COM ȝȸȈဪӭ
ǛᚨܭƠƯƘƩƞƍŵ
COM ȝȸȈဪӭƸ COM1 Ɣǒ COM5 LJưᚨܭưƖLJƢŵ
DSP ƷǢȃȗȇȸȈ૾ඥ ƷǢȃȗȇȸȈ૾ඥ (Mode 1)
1. "DSP upgrade" ȕǩȫȀǛ PC ƷȏȸȉȇǣǹǯƴdzȔȸ
ƠLJƢŵ
2.
ஜೞ
Ʊ PC Ǜ RS-232C ư੗ዓƠLJƢŵ
3. ஜೞ ƷᩓเǛλǕLJƢŵ