Read Sony NW-HD5H Service Manual online
11
NW-HD5H
5-1-2. Consumption current (read state) check
This mode is used in case consumption current (read state) in the
state where the hard disk drive has booted is checked.
Checking method:
state where the hard disk drive has booted is checked.
Checking method:
1. Enter the test mode.
2. Press the
2. Press the
[>]
key to display major item, and press the [
E] [e]
key to select the “POWER”.
3. Press the
[>]
key to display minor item, and press the [
E] [e]
key to select the “A RD”.
4. Press the
u
key, “READY?” is displayed. In this state, each
time [SEARCH/ MENU]
z
key is pressed, EL back light ON/
OFF switch is performed.
5. Press the
u
key, “READ” is displayed and hard disk drive
becomes read state.
After 10 seconds, “FIN” is displayed automatically and read
state is completed.
After 10 seconds, “FIN” is displayed automatically and read
state is completed.
6. Press the
x
key, return to minor item selection screen.
5-1-3. Consumption current (write state) check
This mode is used in case consumption current (write state) in the
state where the hard disk drive has booted is checked.
Checking method:
state where the hard disk drive has booted is checked.
Checking method:
1. Enter the test mode.
2. Press the
2. Press the
[>]
key to display major item, and press the [
E] [e]
key to select the “POWER”.
3. Press the
[>]
key to display minor item, and press the [
E] [e]
key to select the “A WR”.
4. Press the
u
key, “READY?” is displayed. In this state, each
time [SEARCH/ MENU]
z
key is pressed, EL back light ON/
OFF switch is performed.
5. Press the
u
key, “WRITE” is displayed and hard disk drive
becomes write state.
After 10 seconds, “FIN” is displayed automatically and write
state is completed.
6. Press the
x
key, return to minor item selection screen.
5-1-4. Charge current check
This mode is used in case charge current is checked.
Checking method:
Checking method:
1. Enter the test mode.
2. Press the
2. Press the
[>]
key to display major item, and press the [
E] [e]
key to select the “POWER”.
3. Press the
[>]
key to display minor item, and press the [
E] [e]
key to select the “CHG”.
4. Press the
u
, port control state is displayed. In this state, each
time [SEARCH/ MENU]
z
key is pressed, port control state
switch is performed.
LCD display
Port control state
CHG500
IC7001
pin <znx SUSPEND: L
pin <znc VBUS_LIM: H
CHG100
IC7001
pin <znx SUSPEND: L
pin <znc VBUS_LIM: L
SUSP
IC7001
pin <znx SUSPEND: H
pin <znc VBUS_LIM: L
5. Press the
x
key, return to minor item selection screen.
5-2. Audio
The
[VOL +]
key performs switch of HP/LINE.
While playing the audio track, it's in a repeat state. If
x
key is
pressed, it’s stopped.
Setting method of the audio test mode:
Setting method of the audio test mode:
1. The data for audio test mode is copied to hard disk drive.
2. Enter the test mode.
3. Press the
2. Enter the test mode.
3. Press the
[>]
key to display major item, and press the [
E] [e]
key to select the “AUDIO”.
4. Press the
[>]
key to display minor item, and press the [
E] [e]
key to select the “TESTLD”.
A RD
LCD display
READY?
LCD display
READ
LCD display
FIN
r
WRITE
LCD display
FIN
r
A WR
LCD display
READY?
LCD display
POWER
LCD display
POWER
LCD display
CHG
LCD display
AUDIO
LCD display
TESTLD
LCD display
POWER
LCD display
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