Hitachi VTMX900ECT Wartungshandbuch Seite 29

Step 05: Display of the IIC - Bus Communication:
Symbol Description
VPS or VPO IC
DEC
FM ST / NIC IC
x
FM St IC
W
Video switch IC
D
FM Audio IC
k
Tuner Philips
u
o
Tuner Alps
Modulator Phil
LP
Modulator Alps
Signal electr. IC
The following errors are visible in the display when the start up
routine of the set isn't working properly.
E000 IIC-Data line is low
E001 IIC-Clock line is low
E002 EEPROM give no acknowlegement
Component Position
SDA5650 or SDA5652 7502
MSP 3415D 7761
TDA 9873 7760
STV 6401 7904
TDA 9605H 7650
TP9xx 1701
TMRxx/TCBZ4 1701
TP9xx 1701
TMRxx/TCBZ4 1701
LA71595M 7004
Enter the mode by pressing the SELECT key. The motors are then
switched off and the sensors will be ignored by the deck
microprocessor. The drive can now be dismantled from the
motherboard (see dismantling instructions). Only install drive if
recorder is disconnected from mains. For signal tracking, the
recorder can be set to all drive conditions, i.e. signal electronics,
audio and IO processing are switched to the respective operating
mode.
Step 98: Display Test
The step is exited by pressing SELECT again.
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