Test Mode; Base Unit Section - Sony SPP-111 Service Manual

BASE UNIT SECTION

MANUAL TEST MODE
Set the Test Mode:
1. Set the DIAL MODE switch to "P" (pulse).
2. While pressing the HANDSET LOCATOR key, insert the AC
adaptor (Reset start).
3. With the HANDSET LOCATOR key, still held down, switch
the DIAL MODE switch "P" (pulse) n "T" (tone) n
"P" (pulse).
4. When the HANDSET LOCATOR key is released, test mode
starts.
5. Firstly, "0" will be dialled out at 10 pps. Then "1", "4", "8"
and "#" will be sent out by DTMF.
6. Set to TX ON. Goes to external line state in 1 CH.
Release the Test Mode:
1. Pull out the AC adaptor or turn off the power.
– base main board (conductor side) –
SECTION 3

TEST MODE

MACHINE TEST MODE
Set the Test Mode:
1. With one of the CH setting terminals in "H" input state, cause
Reset of Power ON. Equipment enters machine test mode.
2. Setting of CH according to logic input with CH setting
terminal.
3. ON/OFF of TX is according to the input logic of the DIAL
MODE terminal.
Release the Test Mode:
1. Pull out the AC adaptor or turn off the power.
2. Remove the short plug and turn on the power again.
TP46
IC101
TP65
TP64
– 7 –
TP47
TP62
TP66
TP63
TP61
TP67
IC501
TP106