Sony HCD-M90 Service Manual page 21

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(6-3) 1930 SP
ROM → AVD RAM → Video OUT
Error: Not detected.
The data including sub picture streams in ROM (IC108)
are transferred to the RAM (IC504, IC505) in AV decoder
(IC503), and output as video signals from the AV decoder
(IC503). They are output from all video terminals
(Composite, Y/C).
7. Video
(7-2) Color Bar
AVD color bar command write → Video OUT
Error: Not detected.
The command is transferred to the AVD, and the color bar
signals are output from video terminals. They are output
from all video terminals (Composite, Y/C).
(7-3) Composit Out
(7-4) Y/C Out
(7-6) Component Out
8. Audio
(8-2) ARP -> 1930
Error 14: ARP → 1930 video NG
15 : ARP → 1930 audio NG
(8-3) Test Tone
All channels
2ch Left
TE
L 13942296513
2ch Right
Front Left
Front Right
Rear Left
Rear Right
Center
Sub Woofer
Check Items List
2. Version
(2-2) Revision
(2-3) ROM Check Sum
(2-4) Model Type
(2-5) Region
3. Peripheral
(3-2) EEPROM Check
4. Servo
(4-2) Servo DSP Check
(4-3) DSP Driver Test
5. Supply
(5-2) ARP Register Check
(5-3) ARP to RAM Data Bus
(5-4) ARP to RAM Address Bus
(5-5) ARP RAM Check
6. AV Decoder
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(6-2) 1930 RAM
(6-3) 1930 SP
7. Video
.
(7-2) Color Bar
(7-3) Composit Out
(7-4) Y/C Out
(7-6) Component Out
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8. Audio
(8-2) ARP -> 1930
(8-3) Test Tone
Error Codes List
00: Error not detected
01: RAM write/read data discord
02: Gate array NG
03: EEPROM NG
08: ARP register read data discord
09: ARP ↔ RAM data bus error
10: ARP ↔ RAM address bus error
11: ARP RAM read data discord
12: Servo DSP NG
13: 1930 SDRAM NG
14: ARP → 1930 video NG
15: ARP → 1930 audio NG
16: 1910 UCODE download NG
17: System call error (function not supported)
18: System call error (parameter error)
19: System call error (illegal ID number)
20: System call error (time out)
90: Error occurred
91: User verification NG
92: Diagnosis cancelled
Drive Auto Adjustment
On the Test Mode Menu screen, press the
commander, and the drive auto adjustment menu will be displayed.
Q Q
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## Drive Auto Adjustment ##
Adjustment Menu
0. ALL
1. DVD-SL
2. CD
3. DVD-DL
4. LCD
Normally, "0" is selected to adjust DVD (single layer), CD, and
DVD (dual layer) in this order. But, individual items can be adjusted
for the case where adjustment is suspended due to an error. In this
mode, the adjustment can be made easily through the operation
following the message displayed on the screen.
0. ALL
[10/0]
Press the key on the remote commander, then press the
[ENTER]
key on the remote commander, and the servo set data in
EEPROM will be initialized. Then, 1. DVD-SL disc, 2. CD disc, 3.
DVD-DL disc, and 3. DVD-DL disc are adjusted in this order. Each
time one disc was adjusted, it is ejected. Replace it with the specified
disc following the message. Though the message to confirm whether
are adjusted is not displayed, you can finish the adjustment if
pressing the DVD x
adjustment of each disc, the measurement for disc type judgment is
made. As automatic adjustment does not judge the disc type unlike
conventional models, take care not to insert wrong type discs. Also,
co
do not give a shock during adjustment.
.
HCD-M90
9 4 2 8
[1]
key on the remote
0 5 8 2 9 9 4 2 8
Exit: RETURN
key on the remote commander. During
m
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