41
13 CD Test Mode Function
This CD test mode is provided to check CD unit without connecting to changer loading mechanism. This mode shall operate
CD PLAY with CD unit being connected only and CD Automatic Alignment result is shown on FL display.
13.1 How to set CD test mode
13.2 CD Automatically Adjustment result
indication
Under CD test mode, pressing the numeric key ‘0’ on the
remote controller will display the auto adjustment result.
FLOCK, TLOCK and CLVS status shall be shown as below:
During the above display, executing CD PLAY will display auto
adjustment result for CD PLAY mode.
13.3 CD Mecha Aging Test Mode (CR20)
13.4 Micon ROM Checksum and Version
Display Mode
1. Functional summary of CD aging test mode
It is for the purpose to determine the reliability of the CD
changer.
2. To enter into CD aging test mode
a) First, enter into self-diagnostic mode (Refer to
Section 12.2. How to enter the Self-Diagnostic Function)
b) In the self-diagnostic mode, switch the SELECTOR
to
and press
. It will enter into CD aging test mode.
When in CD Aging test mode, the following operation will
begin and repeated:
1. [DISC STOCKER] DISC LOAD TRAY OPEN (2
secs) TRAY
CLOSE] as one count.
2. DISC 1 DISC 2 DISC 3 DISC 4 DISC 5
DISC1........repeating this endlessly.
·
While performing the above operation, the FL
display will show the number of its operations starting from
00001. With reference to figure as below.
·
It shall move up one counter when the above
operations ends. The counter will reset to 00000 when 99999
is reached.
·
To exit CD aging test mode, press
button, the tray will return to its PLAY
position and power will be off.
1. Functional Summary
Display version number and calculated checksum of the
micon software.
2. To enter into Micon ROM checksum and
Version Display Mode.
a) Enter into Self-Diagnostic Mode (Refer to
Section 12.2).
b) In the Self-Diagnostic Mode, Press
twice.
The version number and the calculated ROM Checksum of
the current software will be displayed on the FL as shown in
this example:
* Note: The Software Version No. & Micon Software
Checksum differs from set to set.
·
The ROM Checksum is calculated on demand, not
hard coded.
·
The ROM Checksum is calculated by talking the
arithmetic SUM of the ROM contents form the programs’s
START address until the END address.
START address = [1080]H
END address = [FFFD]H
Summary of Contents for SC-TM23
Page 8: ...9 Operation Procedures 8 ...
Page 44: ...44 15 Block Diagram ...
Page 45: ...45 ...
Page 46: ...46 ...
Page 47: ...47 6601 6601 565 ...
Page 48: ...48 ...
Page 49: ...49 565 9 ...
Page 50: ...50 ...
Page 51: ...51 16 Voltage Measurement ...
Page 52: ...52 ...
Page 54: ...17 1 A CD Servo Circuit 54 ...
Page 55: ...55 ...
Page 56: ...56 17 2 B Main Tuner Circuit ...
Page 57: ...57 17 3 B Main Circuit ...
Page 58: ...58 ...
Page 59: ...59 ...
Page 60: ...60 ...
Page 61: ...17 4 C Panel Circuit 61 ...
Page 62: ...62 ...
Page 64: ...64 17 6 H Power Circuit ...
Page 65: ...65 17 7 I Deck Circuit J Mechanism Circuit ...
Page 66: ...66 ...
Page 68: ...68 18 2 B Main P C B ...
Page 69: ...69 ...
Page 70: ...70 18 3 C Panel P C B ...
Page 71: ...71 ...
Page 72: ...72 18 4 D Transformer P C B ...
Page 73: ...73 18 5 E CD Detect P C B F Spindle Position P C B G CD Loading P C B K Tuner Pack P C B ...
Page 74: ...18 6 H Power P C B 74 ...
Page 75: ...75 ...
Page 76: ...18 7 I Deck P C B J Deck Mechanism P C B 76 ...
Page 77: ...77 19 Wiring Connection Diagram ...
Page 78: ...78 20 Illustration of IC s Transistors and Diodes ...
Page 82: ...82 22 Troubleshooting Guide ...
Page 86: ...86 23 1 2 Deck Mechanism Parts List ...
Page 89: ...89 23 2 2 CD Loading Mechanism Parts List ...
Page 123: ...2 Connection of the Speaker Wiring 3 Cabinet Parts Location 123 ...