Kenwood KRC-665R Service Manual page 7

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10. Special display when the display is All ON
If the PRESET key is pressed while all displays are turned
on by ALL OFF, the following display appears.
Version display (8 digits, Month/Day/Hour/Minute)
PRESET 1
(Display) xxxxxxxx System microcomputer
PRESET 2 All displays are turned on.
Short press : Power-ON time display
PRESET 3 Long press : Power-ON time is cleared.
(Display) Pon xxxxx
Short press : TAPE/CD/MD running hour
display
PRESET 4 Long press :TAPE/CD/MD unning hour is cleared.
(Display) CDT xxxxx (CD/R)
Short press :TAPE/CD/MD eject count
display
PRESET 5
Long press :TAPE/CD/MD eject count is cleared.
(Display) EJT xxxxx
Short press : PANEL open/close count
display
PRESET 6 Long press : PANEL open/close count is
TE
L 13942296513
cleared.
(Display) PCX xxxxxx
∗ Write timing into EEPROM is when ACC OFF and POWER OFF
sequence is completed.
11. Others
• Displays such as "CODE OFF" are not shown during
Power-ON.
• When the CLK key is pressed longer for 1 second during
ALL OFF, the product enters the MASK KEY (security)
write mode.
• The RESET-LOADING is not performed unless CD is
already caught in the CD/R mode.
Security-related information
• Forced Power ON mode (All models)
Even when security (MASK key) is enabled, the product
can be powered ON for 30 minutes only by pressing the
RESET key while both of the ATT key and the Preset 4
keys are being pressed. The product will recover only by
www
RESET if 30 minutes have elapsed.
• Security code registration procedure (code
.
security model) after EEPROM (F/E) is replaced.
1. Let the product enter the test mode. (See 1. How to Enter
Test Mode)
KRC-665R/591/591V/591Y/591YV
TEST MODE
Max. 65535 (hours)
TPT xxxxx (C/R) Max. 65535 (hours)
Max. 65535 (times)
Max. 65535 (times)
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2. Enter the security registration mode by pressing the CLK
key.
3. Enter the CODE by pressing the Track up/down and AM/
FM key.
Example: To enter "3510"
• Press the FM key four times.
• Press the Track up key once and the FM key six
times.
• Press the Track up key once and the FM key twice
times.
• Press the Track up key once and the FM key once
times.
• When the AM key is pressed, the codes are
searched in reversed direction. When Track down
key is pressed, the entry digits return.
4. When the DISP key is pressed for three seconds, the
message "RE-ENTER" appears. Then enter the code
referring to step 3.
5. Press the DISP key for three second so that the message
"APPROVED" appears.
6. Quit the test mode. (See item 2. How to quit the test
mode.)
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(Note) The security code of this model cannot be all
cleared.
• Simple security code clear procedure (K type
only)
1. Press the VOL UP key longer for 3 seconds while pressing
the DISP key during requesting the code. (The message
---- disappears.)
2. Enter "KCAR" from remote control. (Same as the 00
model)
• Press the 5 key twice on remote control and press the
Track up key. (Enter "K".)
• Press the 2 key on the remote 3 times, then press the
Track Up key. (This enters "C".)
• Press the 2 key on the remote once, then press the
Track Up key. (This enters "A".)
• Press the 7 key on the remote twice, then press the
Track Up key. (This enters "R".)
3. The security is released and the product enters the ALL
OFF mode.
4. If incorrect code is entered by mistake, the product enters
the code-requesting mode.
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