Toshiba DP120F Service Manual page 637

1.5.9 CODEC TEST
This test codes 10 lines of data in MH format and decodes the data. Then it compares the
decoded result with the original data to check if the CODEC (IC51) operates normally.
Use the [ ↑ ] or [ ↓ ] key to select "09. CODEC TEST", and then press the [ENTER] key.
(1)
CODEC TEST
(2) When you complete the test, press the [STOP] key to return to the standby mode screen.
(3) Depending on the result of the test, replace the Main PBA by referring to "Chapter 8
Removal/Replacement/Adjustment" on page 8-48.
1.5.10 NET. BOARD TEST
This test checks if the unit communicates normally with the optionally installed GF-1010 (Op-
tional NIC.) The test can be conducted only when the GF-1010 is installed.
Use the [ ↑ ] or [ ↓ ] key to select "10. NET. BOARD TEST", and then press the [ENTER]
(1)
key.
NET. BOARD TEST
(2) When you complete the test, press the [STOP] key to return to the standby mode screen.
(3) Depending on the result of the test, replace the Main PBA by referring to "Chapter 8
Removal/Replacement/Adjustment" on page 8-46, or the GF-1010 by referring to its manual.
March 2000 © TOSHIBA TEC
[MENU], [9], [4], [09]
When the test has been
completed normally
CODEC TEST
OK
→
[MENU], [9], [4], [10]
When the test has been
completed normally
NET. BOARD TEST
OK
→
11-25 DP120F/DP125F Troubleshooting